Interstellar comet 3I/ATLAS carries water with a deuterium-to-hydrogen ratio at least 40 times higher than that of Earth’s ...
Scientists at the SETI Institute recently searched for technological signals from 3I/ATLAS, the third interstellar object ...
NASA releases the results of the James Webb Space Telescope's observations of comet 3I/ATLAS in December 2025 ...
Observations with the Allen Telescope Array set new limits on possible signals from extraterrestrial transmitters.
Since the dawn of the solar system, rocky visitors from deep space have blazed across Earth’s skies. When will the next asteroid or interstellar object make its pass by our planet?
NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space agency spotted the quick-moving object with the Atlas telescope in Chile on ...
A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system.Video above: Astronomers discover how planets formThe Hubble Telescope and its Wide Field ...
The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...
What can a newly discovered interstellar comet teach scientists about solar system formation and evolution? This is what a recent study presented at the National Astronomy Meeting 2025 hopes to ...