The asteroid that wiped out the dinosaurs was likely an exceptionally rare CO chondrite from a distant region of the solar system. Its unusual chemistry suggests that planet-cooling dust and debris, ...

Researchers identified the Chicxulub impactor as an exceptionally rare type of asteroid that wouldn't have triggered a mass ...

A rocky world orbiting within its star’s habitable zone may be surrounded by a helium-rich atmosphere, providing the ...

(Mark Garlick/Science Photo Library/Getty Images) The dinosaurs had a good run, but when their time was up, it was very much up. Around 66 million years ago, a massive asteroid slammed into what is ...

An Earth-like planet within the habitable zone of a star has been found to have an atmosphere, raising hopes it could support ...

The asteroid that ended the age of dinosaurs may have been far rarer, drier and less sulfur-rich than scientists once thought. Traces buried in clay now point toward an unusual meteorite with roots ...

A rare CO chondrite meteorite was the probable impacter that struck Earth 66 million years ago, wiping out 75% of Earth's ...

Scientists discover the first confirmed atmosphere around rocky planet outside our solar system that is within the habitable ...

Scientists reportedly discover an atmosphere around Earth-like planet LHS 1140b, 49 light-years away, raising hopes in the ...

Astronomers have confirmed the presence of an atmosphere around a rocky exoplanet orbiting within its star’s habitable zone, ...

A meteorite that crashed into a New Jersey home in 2024 is a rare, primitive space rock containing evidence of ancient water.

Rocky exoplanet atmosphere confirmed for the first time in a habitable zone: Harvard astronomers detected helium escaping ...