The Artemis II mission, which could launch as early as February, is expected to send four astronauts on a trip to the moon, ...

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

A new anomaly related to the size of particles in the interstellar object 3I/ATLAS has been detected. This was reported in his blog by Harvard University astronomer Avi Loeb.

Last Friday, the interstellar comet designated 3I/ATLAS completed its closest approach to Earth without crashing into us or depositing an invading armada.

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

Looking ahead, the comet will pass roughly 33 million miles from Jupiter in March 2026. Loeb noted the scientific value: monitoring 3I/ATLAS with the Juno spacecraft could reveal unusual activity, ...

Rocket Lab launched its 21st and final mission of the year over the weekend, sending a private Japanese Earth-observing ...

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 ...