Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

Surpassing expectations, NASA's OSIRIS-APEX endured a near-Sun passage, outperforming its heat tolerances and remaining ...

G3 (ATLAS) showed off its spectacular tail plumage to NASA spacecraft when it flew close to the sun this month.

For much of January and February, you have the chance to see six planets in our solar system after dark, although two — Uranus and Neptune — will be hard to see without a telescope or high-powered ...

The sun is at the peak of its 11-year cycle. That means an uptick in solar flares will lead to more chances to see the northern lights over the next couple of years.

The data used to create the image is from a Hubble Space Telescope project to capture and map Jupiter's superstorm system.

Sunspot AR3234 blasted an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths. Credit: NASA/SDO/Helio Viewer | edited by Space.com's Steve Spaleta Mu ...

Pons-Brooks and Jupiter were seen by NASA's Solar TErrestrial Relations Observatory-A (STEREO-A). Credit: Space.com | NASA STEREO | edited by Steve Spaleta ...

Skywatchers can spot Venus, Saturn, Jupiter and Mars in the night sky with the naked eye, but two other planets might need a telescope to be seen.

The best viewing for January's planetary parade is about 90 minutes after sunset, in as dark and clear a spot as you can find. Use binoculars or a telescope for an even better look. The alignment will ...

A coronal mass ejection earlier this week may pull the northern lights to more northern U.S. states, forecasters said.

January started out with a meteor shower and now has a planetary alignment in store. Here's what you'll be able to see and ...