Astronomers have detected the chemical fingerprint of a frozen, water-rich planetary fragment being devoured by a white dwarf ...

University of Warwick astronomers have uncovered the chemical fingerprint of a frozen, water-rich planetary fragment being ...

When 1I/'Oumuamua was first spotted in 2017, astronomers quickly determined that it came from outside the solar system. But ...

An interstellar comet is drifting through the solar system, and it may be billions of years older than the sun. Credit: ESA / NASA / ESO / M. Kornmesser illustration A giant comet spotted days ago ...