Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

Using JWST, scientists discovered PSR J2322-2650b — a carbon-rich, lemon-shaped exoplanet orbiting a pulsar — challenging ...

One of Britain’s most prominent space scientists believes humanity may finally get an answer to one of its oldest questions ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

If you're looking for sci-fi content on Netflix, the streamer has you covered with several compelling TV series. Here's how ...

Pocock, a space scientist at University College London and BBC presenter, predicts alien life will be found by 2075 but ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025.

3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...