Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth ...

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my ...

With the vastness of the Universe, everything in it seems so spread out. But some objects are closer than you might realize.

Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its ...

Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as ...

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

Only the third interstellar object recorded as visiting our solar system, 3I/ATLAS will be closest to the Earth on 19 ...

The object, originating from beyond our solar system, had captured widespread attention throughout 2025—not only because of ...

Voyager has boldly ventured to a stunning 50,000-degree boundary, revealing new insights into the solar system's mysteries.