Two astronauts from the three-person Shenzhou 20 mission ventured outside Tiangong to do the spacewalk, which concluded ...

Mercury is farthest from the sun in Earth's morning sky on Aug. 19. Mercury will be farthest from the sun on Tuesday (Aug. 19 ...

When the Artemis 2 astronauts launch to the moon next year, they will be accompanied by one of 25 plush toys just named a ...

SpaceX sent another batch of its Starlink broadband internet satellites into low Earth orbit today (Aug. 18), atop a Falcon 9 ...

Beyond the familiar planets lies a fascinating frontier filled with icy worlds, mysterious orbits, and cosmic curiosities.

Like birds returning to their nests, these feather-like grid fins help steer rockets back down through the atmosphere toward ...

A report published in June found that the world only has three years before it crosses the 1.5 C climate target. So what ...

A rare August morning alignment brings Mercury, a thin crescent moon and the Beehive Cluster together in the predawn sky.

The star, named WD 0525+526, is located about 128 light-years from Earth. Though it appeared rather standard at first glance through visible light, further observations using the Hubble telescope ...

Viewing with the aid of 10x50 binoculars will bring the light cast by a stellar cluster into sharper focus, or even allow you ...

Auroras may be visible from Alaska to Iowa as an incoming speedy solar wind could spark geomagnetic storm conditions overnight.

On Episode 173 of This Week In Space, Rod Pyle and and Tariq Malik look back at the week in space news.