A spacecraft rocketed into orbit Friday to rescue a NASA telescope that is in danger of crashing back to Earth.

Astronomers used the James Webb Space Telescope to observe CRISTAL-02 and discovered a galaxy-killing wind.

Informed by science from the Smithsonian Astrophysical Observatory and astronomers worldwide, this “documentary that you can walk through” visualizes the cosmos in a 3-D introduction to the universe ...

For more than a century, cosmic rays have remained one of astronomy’s lingering puzzles. These tiny particles move through space carrying extraordinary amounts of energy, arriving from distant corners ...

A three-armed spacecraft has rocketed into orbit to rescue a NASA telescope that's in danger of crashing back to Earth. Northrop Grumman launched Katalyst Space Technologies' Link spacecraft on Friday ...

Scientists working to unlock the secrets of one of the universe's most mysterious particles have announced the first major scientific results from China's massive underground neutrino observatory, ...

In preparation for the 250th anniversary of the United States, local students completed assignments discussing America's history as well as forecasting the next 50 years.

On August 12, 2026, lucky viewers in and around Greenland, Iceland and Spain—weather allowing—will be able to see one of ...

A new study suggests that when our star becomes unstable in 5 billion years or so, Earth may avoid being engulfed by its ...

We might not have to go scorched Earth after all. Contrary to popular belief, the Earth might actually weather the fiery death of the sun that’s expected to engulf our neighbors, per a relieving study ...

For six and a half days in July 2024, the balloon-borne solar observatory Sunrise III kept its gaze fixed on the sun. The ...