See stunning photos of Earth taken from space by astronauts and robotic spacecraft, celebrating our home planet on Earth Day.

On April 6, 2026, shortly before Earth slid behind the Moon from the perspective of Orion, and the spacecraft lost radio ...

The image shows Earth eclipsing the sun, and you can see a sliver of light peeking through, reflecting off interplanetary ...

Astronauts and robotic spacecraft have captured breathtaking photos of Earth from space for decades. See the best images.

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

In celebration of the 82nd Avenue of Roses Parade’s 20th year (the theme: History of East Portland), revelers can enjoy an ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Gatchaman #17 kicks off a new arc with an alien signal, evolved scientists, and the Science Ninja Team racing to save Earth ...

Behind the acid blood and jump scares of the Alien franchise is an even more insidious horror: a single employer with ...

SpaceX plans to launch a Falcon 9 rocket in the very early morning hours of April 14. Here's when and where to see liftoff ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal communication.