A erupted with M1 and M6 class solar flares. Watch the fireworks in these views from NASA's Solar Dynamics Observatory.

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

In a year packed full of phenomenal cometary capers, astrophotographer Dan Bartlett captured a staggering image of comet ...

If you stop to think about it, it’s a marvel that we can harness energy from the sun. But we do, thanks to solar panels equipped with photovoltaic cells that convert sunlight to electricity. That’s no ...

A KOReader plugin to show a random highlight on your screensaver. A KOReader plugin to show a random highlight or quote on your screensaver. ## What does this plugin do? Highlights Screensaver ...

Beyond the asteroid belt lies a realm of giants, rings, and frozen mysteries. This video tours the colossal storms of Jupiter, the graceful rings of Saturn, the sideways tilt of Uranus, and the ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space telescopes and orbiters have been documenting the rare visit. A mysterious ...