In a review of 38 current NASA projects that cost $250 million or more, the Government Accountability Office found ...

Our cosmic home, the solar system, contains incredible planets and magnificent celestial objects, all held together with the ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

NASA astronaut Nichole “Vapor" Ayers captured a stunning photo of a rare red sprite bolt above a thunderstorm over the Desert ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

Hasselblad and NASA built a decades-long creative partnership – one that brought history-making moments from deep space right ...

For nearly a century, pilots have reported seeing mysterious red flashes above thunderstorms, initially dismissed as myths.

NASA has confirmed that a mysterious object hurtling towards us is an "interstellar object" that has entered the Solar System ...

China's Tianwen-2 probe continues on its journey to rendezvous with a near-Earth asteroid (NEA) before heading to the main ...

Here's how to watch the July full moon, along with appearances from planets and constellations in the night sky.