astronomer

Red-faced astronomers only discovered it a few days before and until then they thought it was a piece of space junk.

Earth seems to have its first fuzzy photos of alien planets outside our solar system, images captured by two teams of astronomers.

The comet was a type known to astronomers as a sun-grazing comet because its path brought it extremely close to the sun.

As if his reputation needed cementing, astronomers have confirmed Albert Einstein's status as a super genius once more.

It was the first opportunity for modern astronomers to see a supernova up close.

Astronomers have evidence of a few other stars too, which might have black holes as companions.

Astronomers said the moon would appear brighter and larger than usual, but the sky in the UK was almost completely covered by cloud.

The Sun likely formed in a crowded environment before wandering to its present lonely location, many astronomers believe.

Especially, when a strong meteor shower is coming, the amateur astronomers all over the world mostly observe visually.

It is only half the size of Pluto, which some astronomers have come to believe should not have been designated a planet at all.

Astronomers had known about the plumes and jets before, but did not know that they all came out in a broad, disk-like structure.

Astronomers have long thought that the asteroid belt is being ground down through collisions, but such a smashup has never been seen before.

It is one of the best examples of a planetary nebula and a favorite target of amateur astronomers.

But so far, only one other system like ours has been spotted: In 2006 astronomers found a star with its own versions of Jupiter and Saturn.

Many ancient Indian astronomers have also referred to the concept of heliocentrism.

Astronomers had been trying to explain the strange orbit of the seventh planet, Uranus .

Further study of the currently found galaxy will provide astronomers with new insights into the early history of our own solar system.

Astronomers recently made a fuss about Pluto, saying that it's not really big enough to be called a planet (see "Pluto and the Plutons " ).

What used to be considered a hole in the sky is now known to astronomers as a dark molecular cloud.

Astronomers measure how much dark matter lies in galaxies by a fluke of physics called gravitational lensing.

Using NASA's Spitzer Space Telescope, astronomers have found a likely solution to a centuries-old riddle of the night sky.

But astronomers don't know how that gas makes it through a final hurdle, migrating the last dozens or hundreds of light years to be eaten.

Astronomers have detected an asteroid not far from Earth, moving in the same orbit around the Sun.

For astronomers, today was a chance for a prolonged view of the sun's corona, a spectacular blaze of plasma extending far into space.

To layfolk, that may be a distinction without much of a difference, but to astronomers it's an important piece of the astrophysical puzzle.

Astronomers believe they may have found a link between two mysterious phenomena that make up the universe - dark matter and dark energy.

Astronomers with a PhD cannot be expected to simply gaze at a starlit sky in the same manner as a pair of young lovers out on a date.

The age of the universe is one of the basic questions that have preoccupied astronomers for decades .

The system worked only if the telescope was aimed close to a bright star or planet, limiting astronomers to just 1 percent of the sky.

For any of these stars, like for the sun and moon, astronomers are able to find out its exact position in the universe.

Cobe is designed to see just the biggest structure, but astronomers would like to see much smaller hot spots as well.

The question of how many rocky worlds exist in the galaxy has perplexed astronomers for the better part of a century.

Astronomers want to know how much of the outflow lands in the galaxy and how much escapes into intergalactic space.

Few days earlier, amateur astronomers found a flash on Jupiter indicates that there was a crash.

Astronomers predict that this year's Leonids will put on an excellent show tonight. Try to get out of the city and see them.

Astronomers have detected what they believe to be a planet at least the size of Jupiter that came from another galaxy.

It was one of 50 new planets that astronomers in Chile announced Monday that they have discovered, the Washington Post reports.

What has intrigued astronomers recently is whether there might be liquid water on the surface.

Now, astronomers say they have found the first conclusive evidence for one of these elusive objects at the fringe of a distant galaxy.

As part of her new job, Roman travelled around the country, trying to understand what astronomers really wanted.

The problem arose because astronomers had noticed that some planets in the sky seemed to stop, move backward and then go forward in a loop.

At first, astronomers thought it might be a so-called "main belt comet" --a rare case of a comet orbiting in the asteroid belt.

Several times a year the two astronomers attach the STEPS CCD camera to the Hale Telescope at the Palomar Observatory in California.

One of Hubble's key duties was to help astronomers determine a precise age for the universe.

And the question of age becomes pretty important as astronomers seek out potentially habitable planets orbiting distant stars.

Astronomers say the newly-found planet lies in the middle of what's referred to as the habitable or Goldilocks zone.

Astronomers are in Prague today trying to define exactly what counts as a planet.

At least that is what astronomers used to think. Lately they have been busy rewriting the galactic charts (and textbooks).

The artist-astronomers stimulated interest in outer space by painting what eventually turned out to be precise portraits of the planets.

This calculation allows astronomers to predict precisely the movement of every planet, star and galaxy in Universe.

Interstellar Medium: What astronomers call all that stuff between the stars.

ASTRONOMERS have seen that mankinds home is just a tiny speck in the immeasurable reaches of a boundless universe.

A flare-up in a jet of matter blasting from a monster black hole is giving astronomers an incredible light show.

European astronomers have given a jubilant account of what they say are stunning discoveries made by the Planck space telescope.

It was the first time that astronomers have measured the rate of cooling of a young neutron star.

Once Hermes was recovered, astronomers around the world began observing it to take advantage of its relative proximity.

Among the passengers were a man who was witnessing it for the eighth time, scientists, amateur astronomers and children.

While some astronomers still think planet d may be habitable if it has a thick atmosphere, others are skeptical.

But within the next few years, astronomers expect to find dozens of alien earths that are roughly the size of our planet.

Astronomers speculate that M51's spiral structure is primarily due to its gravitational interaction with a neighboring smaller galaxy.

Some astronomers have claimed the discovery of planets that formed around brown dwarfs, but none of these claims is definitive.

Just as extragalactic astronomers were giving up on stellar collisions, their galactic colleagues adopted them with a vengeance.

Within a few years, other astronomers discovered more small objects at about the same distance from the sun as Ceres.

Astronomers think the object shown in this Chandra X-ray Observatory image (in box) may be an elusive intermediate-mass black hole.

Somewhere in the Milky Way, astronomers have found a world that sports crucial ingredients for life.

Last week astronomers writing in the journal Nature announced that this cosmic reductionism goes even further.

Astronomers ascribed them to thermonuclear fusion of hydrogen or helium or to the sudden accretion of matter onto the star.

Though astronomers have had trouble detecting them directly, they suspect that such planets are commonplace throughout the galaxy.

Astronomers may have to consider the whole family of exoplanets in a system before determining if one is habitable or not.

Thus in ancient India, eclipses were also forecast and their true nature was perceived at least by the astronomers.

Giant star S106IR lies near the waist of the hourglass. Astronomers estimate the star could be up to 15 times more massive than our sun.

The work, by an international team of astronomers, has been published in the journal Monthly Notices of the Royal Astronomical Society.

But astronomers began to have doubts when they found Pallas in a similar orbit the following year.

The U. S. military's secret space plane, a robotic demonstrator version of a next-generation space shuttle, has been spotted by astronomers.

It's actually been there all along, but astronomers have only now spotted what could be the seventh closest star system to the sun.

In all the chaos of a galactic pile-up, plenty of gas should get funneled toward the center and gobbled up, astronomers reasoned.

This telescope has just recently found what many astronomers believe to be a black hole, after being focused on a star orbiting empty space.

Astronomers know of several objects that survived temporary capture by Jupiter and returned to orbiting the sun.

Black holes of varying sizes take the rap for fusillades of radiation and plasma that astronomers observe all over the cosmos.

So, too, might a number of Earth-like planets that astronomers are just beginning to discover, says Schulze-Makuch.

That's when astronomers turned up a handful of large trans-Neptunian objects that led to the creation of the "dwarf planet" category.

Every week, astronomers sight two or three gamma ray bursts (GRBs), short flashes of high-energy radiation from collapsing stars.

And astronomers are just as likely to point a software query-tool at a digital sky survey as to point a telescope at the stars.

But only since 1975 have astronomers understood that the solar wind, too, is an important link between the sun and the earth.

Astronomers don't think so but it is possible that there are more planets in the universe .

The planet's existence was quickly called into question when a second team of astronomers failed to find it in their data.

At the time, astronomers referred to the material as "missing mass" .

Astronomers generally measure the size of stars in terms of the radius of our sun.

Aluminium nitride Dutch astronomers have been closely involved in developing ALMA in a fruitful collaboration with nanotechnologists.

It is quite dynamic in itself and also in concent with all of the other galaxies astronomers have so far detected.

It is quite dynamic in itself and also in concent with all of the other galaxies astronomers have so far detected.

Astronomers could gain only a biased idea of the universe when they were limited to the narrow wavelength band of visible rays.

They say this was hugely unpopular with certain astronomers and with the public in general.

That means July 12 marks the planet's first complete orbit around the sun since astronomers first observed it in 1846.

Astronomers thought that primitive versions of these clusters, still forming and clumping together, should exist in the early universe.

Our galaxy could be teeming with "homeless" planets wandering the cosmos far from the solar systems of their birth astronomers have found.

The findings could change astronomers' views of how these galaxies form, he said.

No such disks have yet been shown to exist, but astronomers might be mistaking them for mass-transferring binary stars in star clusters.

Einstein began to look at a mystery that had puzzled astronomers for generations.

All but one of 200-or-so planets outside the solar system discovered by astronomers so far would be quite unsuitable.

In this chapter, we will discuss the general properties of stars and methods astronomers used to measure them.

The message gives the object's coordinates at the time of its discovery so other astronomers can track it.

It wasn't until the 1950s that astronomers were able to observe the remnants of the supernova with the help of telescopes.

Pluto, now classed as a dwarf planet, is so small and so distant that its surface has been a mystery to astronomers.

It's going to help astronomers understand better how galaxies are assembled and hopefully how they evolved over time.

But it has done one thing to assist astronomers. It has allowed what is probably their most famous instrument to be repaired and upgraded.

The Crab Nebula, one of the most-studied celestial objects, is the remnant of a supernova that was observed by Chinese astronomers in 1054.

It is twice as far from the sun as Saturn, so it was difficult for early astronomers to find it.

But astronomers think the next upswing will be less intensive than normal, or could fail to happen at all.

Now, on a gray rainy day at the Smithsonian Institution in Washington D. C. , astronomers announced the discovery of a new planet.

Hopes of life on Mars have risen after US astronomers announced they had detected a "strong release" of methane in the planet's atmosphere.

Astronomers have tracked the movement of a pulsar, making the first direct measurement of its impressive speed.

He said other astronomers want to define planet as round, like Earth, due to self-gravity.

Even astronomers used to think little of intergalactic space.

In 2008, astronomers published the first direct images of exoplanets: tiny pinpricks of light close to a nearby star.

Those are two of the newer theories being proposed by a Titanic author and a team of astronomers.

Breaking News: NASA and SETI Astronomers detect an artificial alien radio signal originating from Ganymede, one of Jupiter's largest moons.

But these oddballs are nothing compared with what astronomers are seeing with six newly discovered planets known as hot Jupiters.

Astronomers have another reason for studying the solar wind besides wanting to understand its influence on the earth.

The astronomers clearly established that, for a given iron content, stars in the bulge possess more oxygen than their disc counterparts.

he says only when all the pieces are in place, and all the planets are explored, will astronomers understand how the galaxy was formed.

Astronomers have not yet discovered any of what should be the oldest generation, Population III stars born in a universe without "metals. "

What I wonder to know is with all our space exploration, astronomers concern that we are polluting space.

The latest research will help astronomers distinguish between the two sources of methane in their search for extraterrestrial life.

Astronomers have argued for years about how stars condense out of the diffuse clouds of dust and gas called nebulas.

Deferring to historical custom, astronomers, measure the apparent brightness of stars through the magnitude scale, a very confusing way.

The orbiting Chandra observatory is able to detect these X-rays and relay the data to Earth for study by astronomers.

Although the next solar eclipse will occur this October, astronomers say the next uniquely hybrid eclipse will not occur again until 2023.

Astronomers are actually observing meteors, asteroids, and other space debris striking the Sun at an unprecedented rate.

In 2006 astronomers discovered a population of stars in two rotating disks around the Milky Way's central black hole.

Astronomers suspect that our Hubble volume has at least 1020 habitable planets; some might well look like Earth.

People across the country are likely to spot the Aquarius meteor showers early Wednesday, astronomers forecast.

In 1915 astronomers at the Mount Wilson Observatory determined that Sirius B was a white dwarf star , the first to be discovered.

Astronomers see such jets in other galaxies. If it happened here, it could explain why the Milky Way has been accessorizing.

Astronomers found the halo using NASA's Far Ultraviolet Spectroscopic Explorer (FUSE) satellite to peer beyond the edges of our home galaxy.

"I often get asked how astronomers weigh stars, " David Kipping of the Harvard-Smithsonian Center for Astrophysics said in a statement.

In a way, "astrometry" is precisely what astronomers have always done, measuring the exact positions of celestial objects.

Aghast at the notion of a solar system with dozens and dozens of planets, astronomers reclassified the whole lot as asteroids.

By studying these chunks , astronomers can compare the material at the center of a comet with material at its surface.

Thanks to German astronomers, we now have the most accurate measurements yet of the giant black hole that sits at the centre of our galaxy.

One of the world's leading astronomers, Rees is a professor of cosmology and astrophysics at Cambridge, and UK Astronomer Royal.

Eleven days after reaching its maximum, astronomers witnessed the formation of dust around the object.

This serpent-shaped structure is actually a small tear in the cloud deck, which gives astronomers a view deep within the atmosphere.

Astronomers speculate that the blue ring was created after the redder looking galaxy plunged through a galaxy on the right.

Then astronomers began to observe that Uranus acted strangely.

Keen amateur and professional astronomers had a perfect opportunity to view the phenomenon with clear skies in Johannesburg and Tripoli.

Astronomers call the most energetic of these objects active galactic nuclei, or AGNs, after the powerful jets of radiation they spew.

Observationally , however, astronomers detect a wide variety of elements in these explosions, including silicon, sulfur and calcium.

Astronomers base that assertion on their discovery of a vast section of a spiral, star-forming arm at the Milky Way's outskirts.

Hubble gives astronomers a unique near-ultraviolet view of the flare that cannot be accomplished with ground-based telescopes.

By observing the filamentary structure, astronomers were, for the first time, able to estimate the magnetic field's strength.

Astronomers no longer regard fanciful the idea that they may one day pick up signals which have been sent by intelligent beings.

This heavyweight is challenging astronomers' theories of star formation, smashing through the upper limit they thought existed on star mass.

With the Allen Telescope Array, astronomers hope to gather thousands of times more information in the search for life beyond our planet.

But now astronomers have gotten a glimpse of a comet with a different origin, and it matches the oceans much better.

Astronomers believe the star's magnetic field caused the outburst, but do not understand how.

Astronomers have officially kicked planet Pluto out of our solar system.

Astronomers at the Space Telescope Science Institute today unveiled the deepest portrait of the visible universe ever achieved by humankind.

Because dark matter cannot be seen astronomers detected its presence through indirect evidence.

Dr Lintott says that the project has proved that the public en masse is as good as professional astronomers at classifying galaxies.

This would give astronomers a chance to calculate the distance between the earth and the sun.

He praised the bravery of the astronomers who were helped out of the windows of the trolleybus by firemen.

Astronomers have long thought that the formation of a star and its solar system was straightforward.

Astronomy is complicated enough as it is, so you might wonder why astronomers give exoplanets such confusing names.

Past attempts had been unsuccessful in finding newborn stars, or as astronomers call them, young stellar objects.

Astronomers can certify ongoing accretion from the spectroscopic signatures of the various processes involved.

Astronomers were able to "sample" the planet's atmosphere by watching the world pass in front of its host star, as seen from Earth.

Indeed, it would be possible for anyone to upload data, including amateur astronomers.

There, after some discussion, it was agreed to consult the astronomers regarding that part of the enterprise .

Astronomers have declared that the moon is shrinking after spotting wrinkles all over the lunar surface.

Astronomers have found numerous other black holes throughout the galaxy, but they've never seen one as it formed.

The exploded star was recorded as a 'guest star' by Chinese astronomers in the year 185 AD, and was visible for eight months.

Most people think of our own galaxy, the Milky Way, as a pure spiral, but astronomers now know it is actually a barred spiral.

In fact, astronomers think our moon is the product of an encounter between Earth and a Mars-sized body.

Astronomers have studied the planets and other objects in space for thousands of years. astronomy is a very complicated science.

The source of earth's oceans has been a subject for debate among astronomers for decades.

Astronomers describe star brightness in terms of magnitude and luminosity.

Astronomers estimate the newly-found planet is about 45 times more massive than Earth, and has a year lasting 260 Earth days.

The astronomers came up with the scenario to explain why the moon's far side is so much more hilly than the one that is always facing Earth.

Last June, astronomers were toasting each other with champagne glasses in laboratories around the world, savoring their latest discovery.

The new results give astronomers a valuable new clue and point away from dark matter as the origin of the antimatter.

Astronomers use T-ray cameras to see through dust and clouds in space.

The farther out astronomers peer into the universe, the longer it has taken the light they see to reach Earth.

This is the first time, however, that astronomers have been able to analyze the atmosphere of an Earth-size planet.

And in the most detailed analysis yet, astronomers say a long bar of stars cuts on an angle through the center of the Milky Way galaxy.

As for those fierce solar storms, the next sunspot maximum will not happen until 2013, and will be on the mild side, astronomers now say.

A year ago astronomers sent out an invitation.

The Mayans were one of the foremost astrologers (and astronomers) of the ancient world.

Estimating how long white dwarfs have been cooling can help astronomers learn much about the age of the universe.

In 1582 it was again out of line and Pope Gregory brought in the best astronomers to align it once again.

The next step to understanding and planning for asteroids, astronomers say, is obvious.

Astronomers used the Hubble Space Telescope to detect methane -- the first organic molecule found on an extrasolar planet.

Astronomers can ascertain the mass of galaxy clusters by studying the sizes and shapes of these arcs.

Astronomers believe that a planet of similar size and mass to Earth could be discovered within a few years.

Therefore, astronomers have developed the ability to create an artificial star where they need it -- with a laser.

A little over a decade ago astronomers discovered something astonishing.

Like many astronomers, I found myself (yet again) in an uncomfortable position last weekend.

Using Hubble data, astronomers were able to describe the black-hole system.

Initially astronomers thought that the dwarf must be orbited by a second, cooler star.

But it was the asteroid's earthlike orbit that really got the astronomers' attention.

Tens of thousands of tourists and astronomers gathered in northern Australia to glimpse a rare total solar eclipse.

Some astronomers think the cause may be a distant planet we haven't detected yet.

astronomers say that the empty space between planets actually contains measurable amounts of dust.

Early astronomers, thinking they might be bodies of water, named them after the Latin word for "sea" .

MIAMI ? Some strange behavior from two huge black holes at the center of two different galaxies has been noticed by astronomers.

Now astronomers think they have identified the secret of these stars, which, like Dorian Gray, refuse to grow old.

If that dimming occurs regularly, astronomers can assume it's due to an orbiting planet rather than, say, a passing asteroid.

For M15, the HST astronomers relied on an earlier estimate of the number of neutron stars in the cluster.

Astronomers at the European Southern Observatory recently captured an image of a Christmas tree cluster by a 2. 2m-diameter telescope.

astronomers now have "irrefutable" evidence of the existence of the first planets outside our own solar system.

Well, we may get to test the idea. Because astronomers have located a world that could be a bit like Earth some 36 light-years away.

Astronomers have cataloged about a half-million asteroids, most in the gap between the orbits of Mars and Jupiter.

Astronomers have not yet fully answered the question of what a black hole is.

The edge of the solar system is tied up with a ribbon, astronomers have discovered.

Astronomers have long worried that the ballooning costs of the telescope would affect NASA's other science projects.

We are encouraging both professional and backyard astronomers to participate and contribute their observations to this exciting mission.

Astronomers have seen hints of gaps and resonances in the dusty disks around other stars, as well as signs that source bodies orbit within.

Beyond learning something about the orbits of irregular moons , astronomers have made some progress in discerning other properties.

Eris was thought to be bigger than Pluto until Nov. 6, when astronomers got a chance to recalculate Eris' size.

Astronomers using Hubble tracked down the 'homes' of quasars, proving that these dynamos reside in the centers of galaxies.

Astronomers have found a bloated, massive galaxy that may be a record-breaker: the most massive galaxy in the near Universe.

As a core algorithm in solar eclipse theory, parallax algorithm was highly emphasized by all ancient astronomers.

Astronomers can scrutinize the movements of faraway stars, watching for the telltale gravitational tug of orbiting planets.

As the most spectacular object known to astronomers, it's difficult to imagine what the universe would be like without black holes.

Among many astronomers and scientists, however, Hawking's conclusion seems sensational and counterproductive.

The uncertainties in the measurements don't come from astronomers lack of accuracy, far from it.

The findings could help astronomers understand more about dark matter, as well as its even stranger sibling ? dark energy.

Astronomers believe that accretion disks around supermassive black holes may have influenced the way galaxies formed and evolved.

The discovery should enable astronomers to better identify phenomena as they look at new galaxies or take a new look at already known ones.

Most astronomers now believe that what these people saw was almost certainly the planet Venus.

NASA and JPL and a handful of astronomers working at the major observatories.

Astronomers have used the Hubble Space Telescope to work out when precisely our Milky Way Galaxy will crash into its neighbour, Andromeda.

Some of astronomers work on purely data problems and never use telescope at all.

The stellar astronomers have to accept low intensity reciprocity failure as a significant fact of life.

Based on the number of such bodies in the area surveyed, the astronomers then extrapolated that such objects could be extremely common.

Astronomers think the smaller blue galaxy peeking through the spiral arms may have actually punched a hole in the larger galaxy.

Astronomers who announced the discovery of the new planet Tuesday say this puts them closer to answering the cosmic question: Are we alone?

Using a day-by-day count, Euro-American astronomers could finally synchronize their calendars with the Maya Priests.

Astronomers figure that the galaxy gobbling that resulted also served as a gravy train for black holes.

Using it, astronomers will observe young, hot stars that glow predominantly in the ultraviolet part of the spectrum.

A team of astronomers from the University of Minnesota say they have found a giant hole in the universe.

Astronomers' latest estimates put the age of the universe at about 13. 7 billion years.

But because of Earth's position within the Milky Way, astronomers cannot take such a global view.

Ability to Soviet writers Until the war ended in 1945, May 8, astronomers have been with Russian fighting together.

Astronomers have recently discovered that the galaxy is filled with such orphaned planets. Billions of them.

The tracking starts at the Minor Planet Center, which archives data from a global network of professional and amateur astronomers.

Most professional astronomers now work that way too, operating telescopes remotely with computers and rarely looking through an eyepiece.

model of the celestial sphere; used by early astronomers to determine the positions of stars.

Astronomers have long wondered if the Sun has a smaller partner.

A competition to find the best new pictures of The World At Night, sponsored by Astronomers Without Borders, finished earlier this month.