Could life exist beyond Earth? This documentary investigates the solar system’s most promising candidates for alien life, ...

To date, over 5000 exoplanets have been discovered using telescopes on the ground and in space. Credit: NASA/JPL-Caltech ...

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

A viral theory claims more than 50 alien ships are heading towards Earth led by interstellar object 3I/ATLAS. What is the ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

For only the second time ever, a collision between two asteroids has been observed around an alien star not too far beyond ...

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

The visitor, known as 3I/ATLAS, made its closest approach to Earth on Friday (December 19), zooming by at 130,000mph at a ...

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.

ESA's advanced XMM-Newton telescope discovered a faint X-ray glow from the 3I/ATLAS comet. What is this mysterious light it ...

The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

A Harvard University astrophysicist has ignited intense debate after saying he cannot rule out the possibility that ...