A NASA astronaut recently sent the internet into a frenzy when he posted an alien-looking photo on social media. The photo ...

The eerie purple orb freaking out social media is actually Spudnik-1, a homegrown ISS potato pointing to NASA's plans for ...

Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

For months, scientists and the public have squinted their eyes at photos of a blurry smudge to figure out if it’s proof that aliens exist. Discovered in July, 3I/ATLAS is not your average comet – it’s ...

Did an alien spacecraft just fly by Earth? That’s the question a lot of people, including Harvard astrophysicist Avi Loeb, are asking right now. A massive interstellar object called 3I/ATLAS which ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

An astrophotograph of the interstellar comet known as 3I/ATLAS highlights its green coma and a wandering blue-tinted ion tail. (Copyright Victor Sabet and Julien De ...

Space scientists have released a new image of the enigmatic space rock that traveled through our solar system. Researchers revealed the photograph shows the interstellar Comet 3I/ATLAS - speculated to ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...