A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.

A partial solar eclipse on March 29 will be visible from parts of North America. Here's how to safely view the cosmic event, ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe expanded so fast in its first moments.

A partial solar eclipse can be seen early this Saturday in the northeastern U.S. Here's when and where to see it.

Satellites come in all shapes and sizes, but there aren't any that look quite like SPHEREx, an infrared observatory NASA ...

Frozen fuel from the Falcon 9 rocket launched Monday created a luminous display for several minutes, and was seen by people from England to Eastern Europe.

The agency’s Hubble Night Sky Challenge ... which orbits above Earth’s atmosphere. Hubble will release new targets each month this year. So far, NASA notes in a free e-book on the Hubble ...

"EZIE is the first mission dedicated exclusively to studying the electrojets," Larry Kepko, an EZIE mission scientist at NASA's Goddard Space Flight Center in Maryland, said in a statement. "It does ...

There was an opportunity Thursday night to catch the March 2025 "Blood Moon," a phenomenon that colors the full moon in ...

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

The postponement, driven primarily by thick clouds, was the second scrub of the flight since an issue with the rocket on ...