EPOXI Fly-By Of Comet Hartley 2

As covered by CNN, the EPOXI spacecraft has just had the closest encounter ever with a comet after passing with 435 miles of Comet Hartley 2.

In 2005, NASA’s EPOXI launched an 800-pound projectile into Comet Temple 1 in an effort to study its contents. EPOXI is the first spacecraft to have visited two comets.

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