Cometary Poison Gas Geyser Suggests Surprises to Come
As NASA’s Deep Impact (EPOXI) probe approaches Comet Hartley 2 for a close encounter on Nov. 4th, mission scientists are certain of only one thing: “We’re…
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Will Comet Hartley 2 Produce Its Own Meteor Shower in November?
This month, Comet Hartley 2 has put on a good show for backyard astronomers. The comet’s vivid green atmosphere and auburn tail of dust look great…
Read the article →Seeing Comet 103P/Hartley 2 at Its Best
For backyard stargazers, the next few nights are the best time to see green Comet 103P/Hartley 2 as it approaches Earth for an 11-million-mile close encounter…
Read the article →New Comet in the Sky: Comet McNaught C/2009 R1
A new comet is swinging through the inner solar system, and it is brightening rapidly as it approaches Earth for a 100 million mile close encounter…
Read the article →A Green Comet Approaches Earth
In 1996, a 7-year-old boy in China bent over the eyepiece of a small telescope and saw something that would change his life – a comet…
Read the article →Comet Lulin
In 1996, a 7-year-old boy in China bent over the eyepiece of a small telescope and saw something that would change his life – a comet…
Read the article →About Comets
Comets are small Solar System bodies that orbit the Sun and, when close enough to the Sun, exhibit a visible coma (atmosphere) or a tail —…
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