An international team of astronomers has detected a new, Earth-sized planet just 55 light years away, orbiting an ultra-cool ...

Speculoos-3b, 55 light years away, is only second planetary system to be found around an ultra-cool red dwarf ...

The sun produced its biggest flare in nearly two decades Tuesday, just days after severe solar storms pummeled Earth and ...

The asteroid 2024 JN16 is less than 15 feet (4 meters) wide — about the size of a car. It did not hit Earth but came within a ...

The 2015 Paris Agreement, meant to constrain global warming to 1.5 degrees Celsius above pre-industrial levels, has already ...

SpaceX, the globe’s superpower in terms of rocket launches and satellites sent into orbit, and Blue Origin could vie over ...

A closer look at tree rings is adding to the growing list of evidence that shows unprecedented temperatures measured on Earth ...

Photographers from around the world have entered an exhibition and contest with images that tell important stories about our ...

CAPE CANAVERAL, Fla. (AP) — The sun produced its biggest flare in nearly two decades Tuesday, just days after severe solar ...

The Sun spit out the largest solar flare in more than a decade on Tuesday, though after a week of being pummeled by plasma, ...