Lexell's Comet
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D/1770 L1, popularly known as Lexell's Comet after its orbit computer Anders Johan Lexell, was a comet discovered by astronomer Charles Messier in June 1770. It is notable for having passed closer to
Charles Messier, who discovered Lexell's Comet
Hyakutake Color
Near-Earth object
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A near-Earth object is by definition any small Solar System body orbiting the Sun whose closest approach to the Sun is less than 1.3 times the Earth–Sun distance. This definition applies to the object
Lexell's Comet
…altered in March 1767 by the gravitational forces of Jupiter. It is, therefore, the earliest identified Jupiter family comet (as well as the first known near-Earth object). After conducting further work in cooperation with Pierre-Simon Laplace, Lexell argued that a subsequent interaction with Jupiter in July 1779 had…
Eros PIA02923
The VLT images the very faint Near Earth Object 2009 FD
Comet Hartley 2