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For the first time, astronomers are watching a ring system form in real time. The rings in question encircle Chiron, a comet-like object that takes a path around the sun between the orbits of Saturn ...

On April 7, Uranus passed in front of a distant star located 400 light-years away, giving NASA scientists a rare cosmic alignment in which to investigate the distant ice giant. During the hour-long ...

CAMBRIDGE, Mass. — Until now, astronomers have used telescopes to find Kuiper Belt objects (KBOs), moon-sized bodies, and obtain their spectra to determine what types of ices are on their surface.

A distant comet trapped in orbit between Saturn and Uranus is accompanied by a transforming disk of icy dust, new observations reveal. When you purchase through links on our site, we may earn an ...