With NASA’s first launch toward the moon in five decades potentially only a few months away, the space agency has just ...

Our universe is filled with galaxies, in all directions as far as our instruments can see. Some researchers estimate that ...

NASA plans to test SpaceX’s Starshield satellite network, designed primarily for national security users, to support ...

NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

To develop more robust next-generation aerial explorers, NASA's Mars Exploration program is turning to drones.

The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

A NASA spacecraft is making a close approach to the sun, repeating its record-breaking distance of 3.8 million miles from the ...

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

NASA has lost contact with MAVEN, a spacecraft that has been orbiting Mars for more than 11 years and one of only three ...

MAVEN has circled Mars for more than a decade, exploring the planet and relaying data from robots on the surface.

The head of NASA’s astrophysics division offered an upbeat assessment of upcoming missions, a stark contrast to the agency’s ...