1995年发现的海尔-波普彗星是一颗异常明亮的彗星。
Comet Hale-Bopp, discovered in 1995 was an unusually bright comet.
海尔·波普彗星的运行方向，页30.7au一文。
上一次出现这种明显彗尾细纹的彗星是1997年的海尔·波普彗星。
The last comet to show prominent striae was comet Hale-Bopp in 1997.
海尔·波普彗星在位于海王星轨道上方出现，因其与太阳之间距离足够远，所以并未出现脏尾。
Comet Hale -bopp has been spotted beyond the orbit of Neptune, far enough from the sun to be without its dirty tail. John Matson reports.
数据显示月球水比地球水包含更多的重氢元素，并与海尔·波普彗星、百武彗星及哈雷彗星更为接近。
They found deuterium at higher levels than it's found in Earth water-but at levels similar to the comets Hale-Bopp, Hyakutake and Halley.
他们发现，同地球上的水相比，氘的含量更高——但同海尔·波普彗星、哈库塔克彗星和哈雷上的水有着相似的平。
They found deuterium at higher levels than it's found in Earth water - but at levels similar to the comets Hale-Bopp, Hyakutake and Halley.
他们发现，同地球上的水相比，氘的含量更高——但同海尔·波普彗星、哈库塔克彗星和哈雷上的水有着相似的平。
They found deuterium at higher levels than it's found in Earth water —but at levels similar to the comets Hale-Bopp, Hyakutake and Halley.
海尔波普彗星在位于海王星轨道上方出现，因其与太阳之间距离足够远，所以并未出现脏尾。-约翰·迈特森报道。
Comet Hale-Bopp has been spotted beyond the orbit of Neptune, far enough from the sun to be without its dirty tail. John Matson reports.
海尔成为众矢之的，充满恨意的电子邮件向他蜂拥而来，大部分都指控他是隐瞒海尔·波普彗星真相这项阴谋的一员。
Hale became the target of a flood of hate Email, much of it accusing him of being part of a conspiracy to suppress the true nature of Hale-Bopp.
不管怎样，海尔波普彗星已为摆脱其邋遢的形象而游走了数十亿公里，这样的壮举比其它任何天文学家所观测过的彗星都要更胜一筹。
Either way, Hale–Bopp managed to travel billions of kilometers before giving up its messy ways, farther than any comet astronomers have ever seen.
最近出现的高亮度彗星是海尔·波普彗星(Hale - Bopp)，它在1997年到达距离地球1.22亿英里(1.97亿公里)的范围内。
A recent, highly visible comet was Hale-Bopp, which came within 122 million miles (197 million kilometers) of Earth in 1997.
大约有3200颗长期的彗星已为人们所知，其中最著名的一颗是海尔·波普彗星，在1996年与1997年间这颗彗星甚至用裸眼就能看到。
About 3, 200 long-period comets are known, one of the most famous being Hale-Bopp which was visible to even the naked eye during 1996 and 1997.
大约有3200颗长期的彗星已为人们所知，其中最著名的一颗是海尔-波普彗星，在1996年与1997年间这颗彗星甚至用裸眼就能看到。
About 3,200 long-period comets are known, one of the most famous being Hale-Bopp which was visible to even the naked eye during 1996 and 1997.
1997年，海尔—波普彗星出现的时候，有一种传言说有一艘外星人的飞船躲在该彗星的后面，当然了，这种谣言是从美国宇航局和天文学界传出来的。
When comet Hale-Bopp appeared in 1997, rumors surfaced that an alien spacecraft was following the comet - covered up, of course, by NASA and the astronomical community.
1997年，海尔—波普彗星出现的时候，有一种传言说有一艘外星人的飞船躲在该彗星的后面，当然了，这种谣言是从美国宇航局和天文学界传出来的。
When comet Hale-Bopp appeared in 1997, rumors surfaced that an alien spacecraft was following the comet - covered up, of course, by NASA and the astronomical community.
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