A truly extreme solar storm would not just paint the sky with auroras, it would test every layer of the modern world that ...

A severe solar storm is headed to Earth that could stress power grids even more as the U.S. deals with major back-to-back hurricanes, space weather forecasters said Wednesday. The National Oceanic and ...

For the past 60 years, Earth has had a secret companion in space—a quasi-moon that has been sharing our planet’s orbit around ...

This striking satellite footage shows the moon's shadow racing across North America at more than 1,500 mph (2,400 km/h) during 2024's historic total solar eclipse, when several unique phenomena were ...

NASA detects first “magnetic switchback” near Earth: an energetic change in your space shield that reveals new solar risks.

“Solar and wind power are almost too cheap for our economy,” says author Bill McKibben, arguing the switch from fossil fuels must happen soon. The following is an excerpt from Here Comes the Sun: A ...