A nearby Earth-sized planet offers a rare chance to study how atmospheres survive or disappear on rocky worlds.

Citizen science project uses Euclid telescope data to find gravitational lenses. Public helps identify light-bending galaxies ...

NASA's Transiting Exoplanet Survey Satellite has been searching for exoplanets since its launch in 2018, and it turns out it ...

All day long people enter a warehouse in Longmont, dragging with them the broken things that they hope to leave with fixed. A dress with a jammed zipper, an air mattress that wont ...

California company plans to place 4,000 "sky mirrors" in Earth orbit that will brighten skies over cities, alarming ...

NASA has begun its initial assessments of the Orion spacecraft, SLS rocket and other systems that brought astronauts to the ...

As the telescopes revolutionize our understanding of the cosmos and our place within it, the stunning images that many of us ...

By studying galaxy clusters separated by hundreds of millions of light-years, Penn physicist Patricio Gallardo and ...

The LuSEE-Night mission would place a radio telescope on the far side of the moon to listen for signals of the cosmic "dark ...

If you step outside after sunset, you might catch one of the season’s loveliest celestial meetups as dazzling Venus shimmers ...

The LuSEE-Night mission would place a small radio telescope on the far side of the moon to listen for signals of the cosmic ...

NASA's next eye into the cosmos is due to leave our planet later this year. The agency says it's targeting an early September ...