There's a lot riding on the debut flight of V3 megarocket — not the least of which are NASA's Artemis moon landing ambitions.

"Over the last eight years, TESS has become a fire hose of exoplanet science." When you purchase through links on our site, ...

SpaceX is targeting a Thursday, May 21, launch for its newest Starship design, the Starship V3 megarocket. See our latest ...

The tallest rocket ever built is now standing on its launch pad ahead of its next mission. SpaceX is about to debut Version 3 ...

Look west after sunset on May 21 to see the crescent moon shining alongside the Beehive Cluster in the constellation Cancer, ...

This goes against the previous theory, which has long suggested that Nereid is actually an object captured from the Kuiper ...

"Each time a satellite has to maneuver to avoid a potential collision, it uses fuel which is a finite and precious resource." ...

"The systematic analysis we applied in our work is something that could be adopted more widely going forward." ...

Right now, a spacecraft named Psyche is headed to its namesake asteroid, 16 Psyche. The theory is that 16 Psyche, which lies ...

As with every such test launch, the Pentagon stresses that this one was "not in response to world events" and was planned ...

Argentina's towering, snow-capped Andes Mountains and turquoise lake waters are stunning from above in this new image ...

A long-term study of humanity's footprint after dark reveals a constantly shifting portrait of human activity visible from ...