Interstellar comet 3I/ATLAS, the third known object to enter our solar system from another star, underwent a dramatic chemical and physical shift after swinging past the Sun. Observations by the James ...
Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...
"Human exploration of Titan is not a question of physics. It is a question of time, technology and commitment." ...
In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...
A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...