Some 22,500 miles above Earth, a spacecraft filled with thruster fuel will gas up two orbiting Space Force assets.

Private companies have launched nearly 120 civilians to the edge of space, establishing a new frontier in travel. Space tourism is no longer science fiction, but science fact.

NASA's James Webb Telescope has been investigating the first-ever case of a star caught swallowing a planet —and, in classic crime thriller style, there has been a plot twist.

Astronomer Charles Steinhardt said most stars we see "might have formed under different conditions than we previously believed." ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

SPHEREx, NASA’s new space telescope, just opened its eyes to the universe and delivered its very first images from space.

An asteroid which could be up to 220 feet wide will now miss Earth - but the chances of the space rock slamming into the moon ...

This approach can now be used to determine the rotation rate of any celestial object with a magnetic field and auroras — ...

A new mission concept that would see a fleet of telescopes probing rocky planets in their stars' habitable zones should be ...

The James Webb Space Telescope (JWST) has teamed up with the MeerKAT radio telescope array to explore how magnetic fields ...

NASA has discovered a new world, named Gliese 12 b. It is roughly the size of Earth, lies in the habitable zone, and orbits every 12.8 days.

This week, researchers reported on nine rivers and lakes in the Americas that defy hydrologic expectations. Geologists report ...