A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

For millennia, humans have asked whether we are alone in the universe, yet the discovery of aliens still eludes us. But if ...

This 2022 satellite photo shows the summit of "one of the world's most dangerous volcanoes," Mount Vesuvius, peering up ...

America's next Moon lander, Blue Ghost, is traveling through space after launching from Florida earlier this month and capturing breathtaking views.

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

On January 18, the team at Firefly carried out Blue Ghost’s first engine burn, firing up the lander’s thrusters and main ...

CAPE CANAVERAL, Fla. -- A private U.S. spacecraft bound for the moon has captured stunning images of Earth one week into its ...

The Blue Ghost lunar lander, built by the Texas-based company Firefly Aerospace for NASA, launched to space on Jan. 15, and ...

Firefly Aerospace's Blue Ghost mission to the moon has captured stunning video of the Earth eclipsing the sun, as seen from space.