As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

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

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

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

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

A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation.

Dame Maggie Aderin-Pocock, a leading British space expert, has made the extraordinary claim that humanity will discover life ...

Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...

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

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

A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic fields protect planets from energetic particles that can strip away atmospheres ...

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