Scientists have discovered a comet traveling one way out of the solar system after a close encounter with Saturn. The comet, ...

Yet, a breakthrough discovery has turned this study on its head. An interstellar object, unlike any typical asteroid or comet that we’re accustomed to observing, passed through the solar system ...

This first observation of an interstellar comet was falling past Earth at 110,000 miles per hour. The Hubble Space Telescope snapped it in October and it had left us by mid-2020, but “Comet ...

Artwork: The interstellar visitor was detected in our Solar System last year The first known comet to visit us from another star system has an unusual make-up, according to new research.