When the 3 rd -century Christian theologian Origen of Alexandria attempted to account for the unusual movements of the Star ...

As far as annual meteor showers are concerned, 2025 has saved the best for last. This year’s Geminids are not to be missed ...

"The detection of life on Mars is a persistent top priority for explorers of many disciplines, and it is the top science ...

Whatever you call it, it is a staple of any nativity scene, just as much as the wise men who followed it, usually represented ...

Lurking further from its stars than Neptune is from the Sun, this is no inner planet, but it’s on a scale we recognize, ...

Life on Earth may have begun with a gift from a comet. Its existence was once threatened by an asteroid. Its future may ...

A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority ...

The Gospel of Matthew recounts that wise men from the East, following a star foretelling the birth of the “King of the Jews,” ...

A Star Trek–inspired idea by Miguel Alcubierre kicked off decades of theory and experiments as scientists pursue plausible ...