Hale-Bopp
/ˈheɪlˈbɒp/- a periodic comet which passed close to the sun in the spring of 1997 and was one of the brightest of the 20th century海尔-波普彗星（周期彗星, 1997年春曾经过太阳附近, 是20世纪最亮的彗星之一）。
词源
named after Alan Hale and Thomas Bopp, the American astronomers who discovered it (independently of each other).