Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

Forget Greenwich Mean Time or Eastern Daylight Time, scientists say we need a brand new time zone – for Mars. That's because ...

Seventy light-years from Earth, a star called Kappa Tucanae A harbors one of astronomy's most perplexing mysteries: dust so ...

After decades of searching, astronomers might finally be on the verge of discovering thefirst confirmed exomoon, a natural ...

Enceladus is Saturn's sixth-largest moon, a 500 km-wide icy world famed for its south polar geysers spewing water from a ...

Grant and Cugno used the James Webb Space Telescope (JWST) to pick out the infrared glow from the disk of gas and dust ...

The Southern African Large Telescope (Salt) near Sutherland is celebrating 20 years of observing the night sky.

An international team including astronomers from the University of Geneva (UNIGE) and the National Center of Competence in ...

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 ...

Eight "skylights" may be entrances to underground spaces where evidence of ancient microbial organisms could be found.