Children at the Sylmar Branch Library were captivated by David Lehman, a volunteer NASA/JPL Solar System ambassador who knows ...

NASA's Athena Economical Payload Integration Cost mission, or Athena EPIC, is a test launch for an innovative, scalable space ...

"It's almost unfathomable to imagine what is happening to this planet. The planet's atmosphere simply cannot withstand the ...

The JWST discovers the Zhúlóng spiral galaxy, as massive as the Milky Way, formed only a billion years after the Big Bang.

New findings about interstellar comet 3I/ATLAS reveal its surprising size, possible thick disk origin, and what makes it ...

This week, momentum is building around nuclear fusion, as tech investment and breakthroughs suggest it may arrive sooner than ...

Early risers will get a rare opportunity to see something extraordinary in the early hours of July 18 — the dark shadow of ...

New photos, including a striking technicolor timelapse, show off the newly discovered interstellar object 3I/ATLAS as it ...

Astronomers just caught a celestial sneak peek at how solar systems are born, and it starts with something delightfully small ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

The largest black hole collision ever recorded has scientists' jaws on the floor — and scratching their heads.

A paper published this week by doctoral candidate Te Han and his adviser, Paul Robertson, probably shrinks the number of ...