NASA has detected a massive gas planet in deep space that is being pulled out of its orbit by a wildly violent and ...

This video examines the ongoing search for a hypothetical planet far beyond Neptune, often referred to as Planet X. Strange ...

A stunning video captured during the Artemis II mission shows Earth glowing in deep space, offering a rare view that highlights the planet’s beauty, fragility, and place in the universe.

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

Finding planets used to be a painstaking business. Astronomers would fix their gaze on a handful of carefully chosen stars, ...

Scientists map frozen water across the Milky Way, revealing vast “interstellar glaciers” that may help seed new planets and ...

A nearby Earth-sized planet offers a rare chance to study how atmospheres survive or disappear on rocky worlds.

It’s the farthest long-distance phone call in the known universe. When the astronauts of the Artemis II mission embark Wednesday on their scheduled journey beyond Earth’s orbit, in order to phone home ...

Nasa’s Artemis II astronauts speak after historic Moon mission, describing an emotional journey and record-breaking flight ...

The "Star Trek" and "Star Wars" franchises may take place in different galaxies, but that doesn't stop some filmmakers from ...