Comet 3I/ATLAS, which made a close approach to the sun, has prompted lots of public interest. Kim Kardashian asked NASA's ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

As the third confirmed interstellar object to pass through our solar system, 3I/ATLAS is prime for new discoveries. It was ...

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

Researchers using a NASA supercomputer have modeled Earth’s long-term evolution and projected that the planet could become ...

The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.

After months of debunking Scantarctica, a Flat Earth documentary series, Simon Dan says it’s reached “its worst theory yet.” ...

The CEO of the largest satellite company in the world just proposed a bold—and totally misguided—solution to the climate ...

Astronomers observed a massive, multi-temperature plasma eruption from a young Sun-like star, revealing how early solar ...

Scientists warn that blocking sunlight using aerosols to cool Earth may cause more harm than good, with unpredictable risks ...

The tech giant is planning a series of satellite-based data centers in space that run on solar power, without draining ...