In a first-of-its-kind mission, the Northrop Grumman Pegasus XL rocket sent a private spacecraft to rescue the Swift ...

A first-of-its-kind mission launched Friday in the hopes of preventing NASA’s Swift Observatory from dropping out of ...

A rush rescue mission to save a NASA space telescope remains grounded, this time because of a last-minute launch problem.

Rubin Observatory LSST launched June 30, 2026, unleashing a nightly 7-million-alert sky survey powered by SLAC’s 60-second ...

The team behind the observatory, a joint effort funded by the U.S. Department of Energy and the National Science Foundation, unveiled several images of the cosmos that were jampacked with celestial ...

Two NASA astronauts will conduct a spacewalk on June 30 to repair the International Space Station. The spacewalk will be the second for U.S. astronauts in 2026 and is expected to last under seven ...

The Supreme Court’s conservative majority ruled today that President Trump could fire most independent government regulators ...

You'll have plenty of ways to watch NASA's next spacewalk outside the International Space Station, set for June 30, 2026.

A giant asteroid roughly the size of a skyscraper will pass within seven lunar distances of Earth on June 27. Here's how to ...

"The scorpion . . . is an odd-shaped, insignificant creature, but its sting is out of proportion to its size and, although ...

Giant asteroid 1997 NC1, possibly up to a mile wide, will safely pass Earth this weekend, with live online streams on Friday, ...