NASA astronaut Sunita Williams, a trailblazer in space exploration, faced a prolonged mission with unexpected challenges, ...

WASHINGTON >> NASA astronauts Butch Wilmore and Suni Williams returned to Earth in a SpaceX capsule on Tuesday with a soft ...

Stuck in space no more, NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, hitching a different ...

NASA's Webb telescope has captured images of multiple planets in a nearby star system, confirming that Webb can infer exoplanet atmospheres' chemistry.

The universe is ballooning outward at an ever-faster clip under the power of an unknown force dubbed dark energy. One of the ...

This evening, the 'stuck' Starliner astronauts are returning on SpaceX Dragon which launched Crew-9. Here's what to know.

NASA's James Webb Space Telescope was recently used to capture direct images of four Saturn-like exoplanets in a solar system 130 light-years away.

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

The James Webb Space Telescope is investigating the Flame Nebula, hunting for "failed stars" to better understand how brown ...

New images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to ...

NASA astronauts Butch Wilmore and Suni Williams, who were stuck in space for more than nine months, are finally on their way ...