A hot, rocky planet discovered using the Kepler space telescope is the smallest ever found outside our solar system. The new planet, called Kepler-37b, has a radius less than a third the size of Earth ...

A retro-futuristic space truck and a nimble crustacean on wheels just won a multibillion-dollar prize to deploy on a future ...

The agency aims to begin constructing a lunar base in 2029, then have a sustained human presence on the moon starting a few ...

Jeff Bezos' Blue Origin​, Astrolab, Lunar Outpost and Firefly Aerospace are awarded with hundreds of millions of dollars in ...

Blue Moon lander will carry Astrolab and Lunar Outpost moon buggies, while Firefly will drop off NASA's rocket-powered drones ...

The exoplanet is gravitationally gripped in a speedy, 11-hour orbit around a red dwarf star that's less than one-fifth the ...

The space agency outlined the first phase of its moon base plans on Tuesday, awarding hundreds of millions of dollars in ...

NASA leaders detailed their plans for a moon base nearly two months after the successful completion of the Artemis II mission ...

NASA officials announced contract awards for the initial elements of a lunar base on Tuesday, including two rovers that will ...

ESA's Solar Orbiter captured views of the planet Mercury passing in front of the Sun. Multiple instruments aboard the ...

The most impressive feature on Mercury is the Caloris Basin, a vast, multi-ringed crater over 800 miles across, which is ...