Are there secret underground caves on the moon? NASA has a new program that aims to find out. Even though we see it in the ...

President Donald Trump announced NASA will launch its first nuclear-powered spacecraft to Mars within two years, aiming to ...

Hera's view shows the side of Didymos that NASA's spacecraft never saw before the crash. The "backside" looks remarkably ...

Three meteor showers peak this weekend under November’s new moon. Up to 20 meteors per hour visible before dawn from dark ...

The tiny space rock, estimated to be just 3 to 6 feet across, has been temporarily captured by Earth’s gravity and is ...

NASA’s new lunar cave mission will investigate Marius Hills Pit, searching for underground lava tubes that could one day ...

On Nov. 13, the museum will open the Samuel Oschin Air and Space Center, a 200,000-square-foot expansion dedicated to ...

NASA’s Artemis II moon launch didn’t just make history, it also created a kind of temporary “hole” in the Earth’s upper atmosphere, according to a recent study.

James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

NASA's Juno spacecraft has captured detailed images of Jupiter and its volcanic moon Io, revealing enormous lava lakes, ...

Everything you need to know about November’s full Beaver Moon — from when to see it rise and why it's a supermoon to why the "Christmas supermoon" will be even bigger.

After nearly 22 years in space, NASA's Neil Gehrels Swift Observatory has met its fiery end. Here's what to know ...