The Solar Orbiter has delivered the "highest resolution image ever of the Sun’s south pole" according to the European Space ...

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

It poses no threat to Earth, but this comet, called C/2014 UN271 (Bernardinelli-Bernstein), has enraptured astronomers ever ...

The multimillion-dollar experiment that was years in the making comes as the federal government makes broad cuts to science ...

The peak of Solar Cycle 25 is coming and it could mean an uptick in geomagnetic storms. Could Tennessee see the aurora ...

The Swedish American inventor, credited with the screw propeller and the first ironclad vessel in the U.S. Navy, spent much of his later life tinkering with solar engine models. Ericsson believed the ...

The Sun appears to smile in hilarious cosmic pictures. A science spaceship captured the quirky grin earlier this month, and ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.