The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

The Orion Nebula is one of the best “must-see” attractions in the Butler night sky, and it’s even more impressive once you get to know more about this gargantuan star factory. There’s enough material ...

Professor John Chiang of UC Berkeley explains the impact of Earth's axial tilt and orbital eccentricity on global climate. He ...

We’re bombarded with pseudoscience every day—from social media conspiracy theories to politicians dismissing climate change ...

Interplanetary space travel and the vanities of tech billionaires like Elon Musk are the subject of acclaimed South Korean ...