The universe

In a global first, scientists working in the Clarion-Clipperton Zone in the North Pacific Ocean have found that metallic nodules on the seafloor produce their own oxygen, dubbed "dark oxygen."

The Euclid and XMM-Newton missions have combined to show the hidden, hot gas that fills an immense galaxy cluster 2.7 billion light-years away.

Citizen scientists have discovered what may be a brown dwarf racing through the cosmos at around 1.2 million miles per hour. Now astronomers want to know what launched it.

Vivid clouds swirl across Jupiter's skies like colorful brushstrokes in a new photo from NASA's Juno spacecraft.

Using data from NASA's MESSENGER spacecraft, scientists have determined that the solar system's tiniest planet, Mercury, hides a not-so-tiny secret: a 10-mile-thick mantle of diamond.

A new video shows how a tiny rover on China's ambitious Chang'e 6 mission used AI to snap an epic shot on the far side of the moon.

Using the James Webb Space Telescope, astronomers have investigated a super-Jupiter that is one of the coldest exoplanets ever directly imaged.

Scientists are getting closer to explaining where bizarre lunar patterns that seem to have the involvement of magnetic fields come from.

"Cosmic lighthouses" comprised of rapidly spinning dead stars that blast out radiowaves could be used to shed new light on dark matter, the universe's most mysterious "stuff."

To celebrate the 25th anniversary of the flagship Chandra X-ray observatory, NASA has released 25 never-before-seen images of iconic astronomical objects.