The longest gamma-ray burst ever recorded did not behave like a quick cosmic flash. Instead, it burned across the sky for ...

For generations, school posters have sorted the Solar System into tidy boxes: four small rocky planets near the Sun, two huge gas planets farther out, and, at the edge, a pair of “ice giants” – Uranus ...

The head of NASA’s astrophysics division offered an upbeat assessment of upcoming missions, a stark contrast to the agency’s ...

The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's ...

Researchers at the University of Iowa and the University of Chicago have developed a framework that could yield more accurate ...

Working through years’ worth of data from an old observational campaign, a team of astronomers have directly imaged a new ...

Eleven years after Musk promised an $85 million investment, SpaceX has surpassed that goal by about 16,000%. The company has ...

Physics World is delighted to announce its Top 10 Breakthroughs of the Year for 2025, which includes research in astronomy, antimatter, atomic and molecular physics and more. The Top Ten is the ...

Chase Sui Wonders always thought she was “kind of funny,” but it was officially confirmed after booking “The Studio” after ...

Some stars explode into a nova quickly; others can take more than a month. Scientists are only beginning to understand why.

Astronomers have used the James Webb Space Telescope (JWST) to discover that a distant "hot Jupiter" planet has two ...

When is winter? Weather forecasters in the Northern Hemisphere will tell you Dec. 1 through the end of February, which is ...