The International Space Station (ISS) is a closed ecosystem, and the biology inside it — including its microbial residents — ...

Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.

"Understanding how spaceflight impacts the human brain is crucial as space exploration and tourism expand," a ...

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

NASA's Europa Clipper spacecraft has captured ultraviolet images of interstellar comet 3I/ATLAS, revealing hidden chemical ...

2025 MN45 isn't the overall spin-rate record holder. Astronomers have found a number of small asteroids — those just a few ...

From volcanic landscapes to world-class observatories, a journey through the Canary Islands reveals a night sky unlike ...