Satellite News

The star T CrB flares up every 80 years. A document from 1217 could help confirm its regularity.

Comet Nishimura has surprised NASA by photobombing its STEREO spacecraft, revealing it seems to have held together after its brush with the sun on Sept. 17.

There may be less water ice trapped in the permanently shadowed regions on the moon than previously thought.

A faint “bridge” of gas connects two colliding galaxies in a new photo from the Hubble Space Telescope.

The sixth episode of Ahsoka expands the “Star Wars” universe with new bits of mythology and iconography that support long-awaited returns.

The astronauts of the Shenzhou 16 mission have been cultivating vegetables as part of their science experiment workload aboard the Tiangong space station.

The return capsule of NASA’s OSIRIS-REx mission is scheduled to touch down in Utah on Sept. 24, bearing samples of asteroid Bennu. Here’s how to watch the event live.

A strong geomagnetic storm sparked by a coronal mass ejection triggered impressive aurora light shows around the world. We take a look at some of the best photographs here.