An interstellar comet first spotted passing through our solar system in July is beginning its departure from our corner of the universe — but first it will fly by Earth, and scientists are capturing ...

Comet 41P/Tuttle-Giacobini-Kresak, a small icy body orbiting Jupiter’s neighborhood, did something astronomers rarely witness: after swinging past the sun in April 2017, it slowed its spin to a ...