Comet 103P/Harley is a small periodic comet that will pass within 11.2 million miles of Earth on October 20, 2010. It is already a nice sight for people with backyard telescopes.
on 10/02/2010 – Made popular on 10/02/2010
How about a planet that acts like a comet! The Hubble Space Telescope has found planet HD 209458b. NASA says it is a gas giant that is so close to its star—about 4 million miles away—that its atmosphere is escaping into space so fast that the created winds look like a sweeping tail of a comet.