Chris Schur, taken from Payson, Arizona In 1983, NASA’s pioneering Infrared Astronomical Satellite (IRAS) imaged the sky and found dust trails littered throughout the solar system. The cause turned out to be comets, which leave trails of dust that build up in their orbit. The dust trail of 10P/Tempel (also known as Comet Tempel 2)Continue reading "Comet Tempel 2’s dust trail"

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