Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

Recent scans of interstellar visitor 3I/ATLAS by the Green Bank Telescope show no radio signals, yet astronomers argue it is ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

The past 12 months have read like a science-fiction novel, with thousands of UFOs swarming over the US East Coast, an ...

The potential for sending payloads and people to Mars is therefore becoming plausible in a way that it never has before. Mars ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

NASA’s Europa Clipper mission is set to investigate Jupiter’s icy moon for signs of a vast subsurface ocean and the chemical ...

The liquid ocean on Jupiter’s moon Europa appears to be completely sealed off from the planet’s surface, which may reduce the ...

Astronomer Avi Loeb argued that other objects like interstellar visitor 3I/ATLAS could be useful for reaching out to aliens, if they exist.

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