Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into ...

The United States government's recent release of hundreds of previously classified unidentified anomalous phenomena (UAPs) ...

There is no chance in hell our species will be able to reach another Earth-like planet in the Universe in the foreseeable future, so the only way we can get a sense of the habitability of such places ...

A small space telescope with the eyes of a giant will spend the next year studying the planets around distant stars, and the University of Arizona will serve as mission control. The refrigerator-sized ...

Aliens could, in theory, reach Earth but would never truly go home again, according to physicists who say Einstein's laws of ...