The launch of a new batch of SpaceX Starlink satellites lit up the predawn sky in southern California today (Dec. 10) as the ...

Comet C/2025 R2 (SWAN)'s backdrop is dominated by the Eagle Nebula — a vast cosmic structure of dust and hydrogen-rich gas ...

Revisiting old data from Voyager 2, scientists have worked out how a dense, shocked region of the solar wind could have ...

"We might lose the ability to observe about 30% of the faintest galaxies. We are at the point of starting to be able to see ...

The footage, which NASA released on Dec. 3, was captured by the Perseverance rover inside Jezero Crater on Sept. 6, as ...

Astronomers have spotted the longest gamma-ray burst ever seen, a cosmic explosion that lasted seven hours — and they ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

China continues to make big advances in the final frontier. The nation just launched three Long March rockets in less than 19 ...

The Shenzhou 20 vehicle was deemed unfit to carry astronauts back to Earth after suffering a space junk strike.

"The detection of life on Mars is a persistent top priority for explorers of many disciplines, and it is the top science ...

But the supermassive black hole lurking at the core of NGC 3783 is 30 million times the mass of our humble sun, and the ...

Jonny Kim of NASA and Sergey Ryzhikov and Alexey Zubritsky of Roscosmos touched down in Kazakhstan on Tuesday (Dec. 9).