When the ESA launched the Gaia spacecraft in 2013, it didn't generate the same fanfare as the launch of other missions like the JWST, or first light from telescopes like the Vera Rubin Observatory.

The U.S. and China are in a sprint toward manned missions to the lunar surface by the end of this decade, with sights on 2029 ...

"The results reported here can be crucial when down-selecting which samples, if not all, are returned to Earth." ...

Musk considers environmental regulation a barrier to innovation. As he eyes a new project in Houston, here’s what to know about some of his companies’ past projects that have faced scrutiny from ...

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ...

One of the studies, led by Dr. Aleksandra Sokołowska of Brown University and Imperial College London, has identified 258 ...

See the epic view of the moon and Earth captured by the Orion spacecraft ahead of its outbound powered flyby. Credit: NASA / time-lapsed by Space.com's Steve Spaleta Music: Kepler's Hope by Year of th ...