Inflation and budget issues are threatening to hobble NASA’s most in-demand telescopes.

MSNBC Host Cracks Up Over Trump Email About Parade: 'Sorry, That's A Funny Sentence' The 19 most hated movie and TV ...

Like all sponsors of science programs, NASA has had its ups and downs. What makes it unique is that its achievements and failures almost always happen in public.

With the island’s extreme cold, limited communication systems, and lack of sunlight and vegetation, scientists are carrying out analog missions—or practice runs—simulating Mars exploration.

NASA’s car-sized Perseverance rover has been roaming the surface of Mars for four years, drilling into the alien soil to ...

The game-changing Vera C. Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...

The nature and evolution of stars, galaxies, galaxy clusters, dark matter and dark energy—and our attempts to understand these things—allow us to pose the ultimate questions and reach for the ultimate ...

Based on data from NASA's Voyager 2 flyby in 1986 and decades of modeling, scientists expected the trailing hemispheres of ...

Instead, they found no evidence for darkening on the moons’ trailing sides, and clear evidence for darkening of the leading ...

Hubble has captured extraordinary moments in our solar system that were never part of its original mission. From observing ...

Trump's proposed 50% cut in NASA's science budget would turn the agency into an empty shell. Who's behind this?

The result, announced in a new report publishing in the Astrophysical Journal, marks the latest in a long-running controversy over the Hubble constant, a key measure of the universe's age and ...