The European Space Agency's JUICE spacecraft has captured detailed images of the interstellar comet 3I/ATLAS, offering ...

Earlier this week, the number of visible sunspots on our home star fell to zero for the first time in 1,335 days. This ...

NASA said Friday it’s adding an extra moon mission by Artemis astronauts before attempting a high-risk lunar landing with a crew.

NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting to add in an ...

This striking image from the science camera on ESA's Jupiter Icy Moons Explorer (Juice) shows interstellar comet 3I/ATLAS ...

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the sun.

Engineers at UC Davis have built a remarkable device that creates power at night by tapping into something we rarely think about: the vast cold of outer space. Using a special type of Stirling engine, ...

Mars’ frozen ice caps may be time capsules for ancient life. Lab experiments show that key building blocks of proteins can survive tens of millions of years in pure ice, even under relentless cosmic ...

"The polarized light of the cosmic microwave background is sensitive to new physics that violates parity symmetry," the team ...

The last time the sun's face was perfectly spotless was on June 8, 2022, more than 1,355 days earlier. The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, ...

NASA’s efforts to get the Artemis II mission off the ground have stalled once again, as engineers navigate a new issue with the rocket set to launch four astronauts on a history trip around the moon.

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...