Learn how new high-resolution images of two nova eruptions offer fresh insight into how these stellar explosions release ...

New images taken by the Hubble Space Telescope and a Jupiter-bound mission showcase interstellar comet 3I/ATLAS ahead of its close pass by Earth.

Does the Earth-sized TRAPPIST-1e have the conditions for supporting life as we know it, specifically an appropriate ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

For 19-year-old Gael Gomez, the Mount Pleasant Sidewalk Astronomers has changed his life for the better. But soon, he may be ...

Astronomers have obtained unprecedented images of two star explosions, revealing complex ejection processes and delayed ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

Astronomers have captured unprecedented, detailed images of two stellar explosions—known as novae—within days of their ...

Elisha Sauers writes about space for Mashable, taking deep dives into NASA's moon and Mars missions, chatting up astronauts ...

For around a year now, the Sidewalk Astronomers have been meeting regularly in D.C. to show people that gazing at the stars ...

A new study reveals how shifting ice shells on icy moons can cause dramatic pressure changes, sometimes enough to boil their hidden oceans. The outer planets of our Solar System are accompanied by ...