A rare celestial event is on the horizon, as three planets will align in the night sky, creating the illusion of a "smiley ...

After over seven months in orbit, astronauts Don Pettit, Alexey Ovchinin, and Ivan Vagner have returned to Earth aboard the ...

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.

NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth this evening (April 19), and you can watch their homecoming live.

The arrangement of Venus, Saturn and a crescent Moon could create a unique visual phenomenon resembling a smiling face in the sky, according to NASA.

This asteroid is bigger than scientists anticipated, about 5 miles long and 2 miles wide at its widest point — resembling a deformed peanut.

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

A rare celestial event will brighten Texas skies on Friday, April 25, as two planets join the crescent Moon to form a smile ...

A bold geochemical model reveals that TOI‑270 d, a sub‑Neptune 73 light‑years away, is likely a giant rocky world cloaked in ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

The first view by human eyes of Earth. The following is the transcript of the conversation ... 075:48:40 Lovell: You got it? 075:48:41 Anders: Yep. NASA (The National Aeronautics and Space ...