A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

A Catholic nun made a startling assertion about UFOs, cautioning that purported alien encounters are in fact a menacing ...

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

Let’s get one thing out of the way. I’m your resident science writer. Alien comets, tiny universes, and body parts are the ...

A traditionalist Catholic nun has claimed that UFO sightings are really encounters with 'fallen angels', aligning with ...

Stars Reach is the new MMO from Ralph Koster, creative lead on Star Wars Galaxies, and it is a fully physically simulated sci ...

An image of the bulge of the Milky Way Galaxy showing over 60 million stars, as seen by the Euclid space telescope ...