Almost everything you could want to know about the closest planet to the Sun, Mercury. Real HD photos and videos taken by the ...

You’d think we’d have the solar system pretty well figured out by now. It’s our own cosmic backyard, after all. […] ...

The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.

The spiral galaxy M83 is captured face-on, providing a clear view of its full structure. Chandra's X-ray data reveals ...

The Very Large Telescope in Chile has found, for the first time, an infant planet nestled in spiral arms of dust around a distant sun-like star.

The Solar Dynamics Observatory saw a lunar transit and an Earth eclipse on July 25 — the first when the moon passed between it and the sun, and another when Earth did the same.

NASA's Solar Dynamics Observatory captured a rare solar eclipse on July 25, 2025, during which 62% of the sun was blocked by ...

An astronaut has shared a jaw-dropping gallery of pictures taken in space. NASA's Don Pettit has gained a distinguished ...