Study pinpoints which rocky worlds could hang on to a life-supporting atmosphere ...

Looking so far into the future is so difficult as to be a fool's errand. But it's fun!

There are a lot of core activities in the 'single-player' portion, and we're here to help you master all of them.

Once, a man called the authorities about an "enormous light" that was "blazing" above his house—only to call back shortly to explain it was actually the Moon.

Directed by Steven SpielbergAn ordinary lineman becomes obsessed with mysterious visions after witnessing a UFO, while a ...

On a clear night, the sky may seem peaceful and empty. Yet beyond the stars visible to our eyes lies a universe so vast that it is difficult to imagine. Our gal ...

See July 2026 sky events, including meteor showers, the Buck Moon, planetary alignments and when visibility may be affected.

Einstein here! Take on this extra-terrestrial Horrible Science quiz and answer the questions on all-things space!

Every once in a while, Hollywood gets high on its own supply and makes a love letter to moviemaking. It happened recently ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

President Donald Trump has tried many ways to tighten his grip on U.S. elections, from signing executive orders to pushing ...

Photos of amazing, almost unreal places Who needs fantasy? Earth is full of “alien planets” and surreal beauty beyond ...