Summer is upon us, and school is almost over. If you want to keep your child entertained through the dog days, consider these ...

The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

SETI Institute's radio scans of interstellar comet 3I/ATLAS found no evidence of alien technology, confirming its natural ...

A new Keck Observatory study indicates that giant planets can spin faster than more massive brown dwarfs, revealing important ...

Before Project Hail Mary was a movie, it was a novel by Andy Weir, which included a lot of explanatory details that did not ...

Exoplanet magnetic fields were measured for the first time using ultra-hot Jupiter wind speeds in a June 2026 Nature ...

NASA spacecraft observed the celestial iceball as it swung past Mars last October, venturing within 19 million miles ...

The SETI Institute said Wednesday that extensive radio scans by its telescope in Northern California found no signs of ...

An interstellar comet looks to be free of any alien technology, according to a report from a group leading the charge in the ...

For decades, the search for extraterrestrial intelligence has been guided by one hopeful assumption: somewhere in the galaxy, ...

NASA and the European Space Agency announced Monday that the James Webb Space Telescope has produced the first mid-infrared chemical fingerprint ever obtained from an interstellar object, detecting ...