Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in 2017 and the slightly more conventional Comet '2I/Borisov' in 2019. This new ...
Is it a meteor shower? Space debris? No, it's something much, much worse. Our nearest neighbor is a full Moon no more. The Moon exploded and splintered into millions of fragments. Enormous lunar rocks ...
For centuries, Europeans thought that eternal daylight saturated the cosmos. The shift to a dark universe has had a profound psychological impact upon us ...
The James Webb Space Telescope has found compelling evidence for "monster stars" — gigantic, primordial stars that existed in the early universe.