From a distance, it looks like a serene blue twin of our own world, a dot that could almost pass for Earth in a telescope ...

Someone has claimed the Earth will lose gravity for seven seconds later this year and NASA has had to respond.

February brings several special events, including a rare "occultation," and a planetary parade of six planets.

HD 189733 b orbits so close to its star that distance almost stops mattering. The planet was logged in 2005, one of many ...

The James Webb telescope's search for habitable exoplanets is getting a big boost from its new star-watching companion, ...

NASA’s Hubble Space Telescope captures visible and infrared images of protoplanetary disks, showing gas and dust structures ...

The University of Arizona will serve as mission control for a newly launched space telescope designed to study distant ...

A Mars spacecraft has now been AWOL for more than a month. But NASA hasn't given up hope of restoring contact with the MAVEN ...

NASA has selected L3Harrist o develop advanced optics and mirror systems for the Habitable Worlds Observatory, a flagship space telescope searching for life beyond Earth.

NASA lost contact with the MAVEN probe in Mars orbit, and teams are working to reestablish communications after an unexpected ...

NASA has confirmed that there are over 6,000 exoplanets floating out there in the galaxy, with another 8,000 exoplanets that ...

NASA planetary science division director Louise Prockter conceded that the agency is "very unlikely" to recover its MAVEN ...