Space weather experts warn that a moderate-strength geomagnetic storm could hit Earth Friday or Saturday (Aug. 8 or 9) — ...

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.

After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares ...

At these distances, the satellites remain within Earth’s protective magnetic shield and can reliably measure the planet’s ...

Proba-3 creates artificial solar eclipse to study Sun's corona. Two ESA satellites fly in precise formation to reveal the sun ...

Solar and wind power are almost too cheap for our economy,” says author Bill McKibben, arguing the switch from fossil fuels must happen soon.

An active sunspot could give photographers another reason to photograph the night skies this weekend. A solar flare that hit ...

The confirmation of the gas giant planet would mark a milestone as the closest planet to Earth that orbits in a habitable ...

University of Georgia geology professor Scott Harris determined that a meteorite fragment that crashed through the roof of a ...

A study has suggested that this motion of our star through the galaxy potentially takes us through regions of space that could affect our planet's climate. According to the study, the Solar System may ...

CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our ...