NASA’s latest discovery in the heart of our galaxy is raising more questions than answers. For the first time, a mysterious ...

NASA's latest discoveries about Jupiter have revealed astonishing new insights into the largest planet in our solar system.

NASA's discoveries reveal water's prevalence beyond Earth, from subsurface oceans on moons to vapor in exoplanet atmospheres.

NASA's Curiosity rover drills into Mars' surface again, revealing ancient mudstone that hints the Red Planet once had water—and maybe even life.

We Earthlings see the sun every day of our lives—but gaining a truly new view of our star is a rare and precious thing. So ...

Dozens of NASA's missions to explore the cosmos could be in jeopardy under a budget proposal from the Trump administration.

This is the first time an object in its class has been detected in X-rays. The discovery could lead to a better understanding ...

Astronomers have discovered a strange new object in our Milky Way galaxy. The celestial object is emitting X-rays around the ...

NASA shares first sun pole images as a Friday solar storm could bring northern lights, highlighting new space weather discoveries.