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

Looking up reveals nature’s skylight, framing Arizona blue against fiery red stone in perfect composition. Photo credit: ...

In a recent two-week voyage through the southern Atlantic, scientists uncovered an astonishing array of 31 previously unknown ...

Airbenders need not apply. The post If You Liked Avatar, You’ll Love These Movies (One Even Has a Blue Person) appeared first ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar system and is unlike anything ever before seen in our cosmic backyard, ...

An unusual visitor has entered our cosmic neighborhood. Scientists call these objects interstellar objects, or ISOs. Unlike asteroids and comets that formed around our Sun, these travelers originated ...

Nestled in the Great Basin, a remote stretch of the Nevada desert is set to become home to the world’s most sensitive radio telescope array. Limited time: Save 25% on NBC News subscription Get ...

In 2019, a radio telescope in Australia detected an interesting signal coming from the vicinity of Proxima Centauri, the closest star to Earth. The signal, designated Breakthrough Listen Candidate 1 ...

Russia and China have been drawn into a fresh wave of UFO speculation after newly released US government files were said to suggest that both countries may be trying to reverse-engineer captured UAPs, ...