Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...
The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...
The interstellar comet 3I/ATLAS is making its final pass, highly active after its Sun encounter. NASA and ESA release new images before its closest approach to Earth.