Plus NOAA's GOES-19 satellite spies the lunar disk crossing the face of our parent star.

Coronagraphs are telescopes equipped with an occulting disk to block out the overwhelming radiation emanated from the visible surface of the Sun, along with optical stops and filters that are ...

An annular eclipse swept over a remote corridor of Antarctica on Feb. 17.

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

When a solar storm strikes Earth, it can disrupt technology that's vital for our daily lives. Solar storms occur when magnetic fields and electrically charged particles collide with Earth's magnetic ...

A “ring of fire” solar eclipse will be visible on Tuesday, with the best views in Antarctica and partial eclipse views in Africa and South America.

Researchers at the University of Hawaiʻi have uncovered new clues about how energy moves through the sun's outer atmosphere, using one of nature's rarest events as their window: total solar eclipses.

Early on Tuesday, Feb. 26, a rare annular solar eclipse created a “ring of fire” over Antarctica, while South Africa and ...

An annular solar eclipse occurs when the moon passes between the sun and the Earth without completely covering the sun.

After a two-year gap, there will be two total solar eclipses within 12 months of each other, on Aug. 12, 2026, and Aug. 2, 2027. When you purchase through links on our site, we may earn an affiliate ...

The Earth eclipses the moon in this time-lapsed view from Firefly's Blue Ghost moon lander. Credit: Firefly Aerospace Annual governors' gathering with White House unraveling after Trump excludes ...