What we need is a really tall tower here on the ground right at the equator and a satellite in geostationary orbit.
我们需要的是一个在赤道处地面上的非常高的塔，以及沿地球静止轨道绕地运转的卫星。
2
Shifted due to centuries of seismic pressures, rock layers near Mars's equator lie cracked and out of whack in a high-resolution satellite picture released April 7, 2010.
Building one would mean lowering a cable from a satellite in a geosynchronous orbit above the Earth's equator while deploying a counterbalancing cable out into space.