Sun news for March 21, 2026: The CMEs arrived! G3 geomagnetic storm sparks auroras as far south as Wyoming and Colorado. More storming expected this weekend.
Visible planets and night sky guide. Tonight themoon shines in the west. Look for Venus in twilight as it climbs away from the sun over the next weeks.
The meteor that shook parts of Ohio and Pennsylvania on St. Patrick's day dropped meteorites on the landscape. See a strewn field map and some meteorites.
An early season U.S. heatwave has spread across a wide swath of the country. Many all-time high temp records for March have fallen. How hot will it get?
The Minor Planet Center announced 4 more moons for Jupiter and 11 for Saturn on March 16, 2026. Their new grand totals? Saturn has 285 and Jupiter has 101.
L 98-59 d is a molten super-Earth exoplanet, with a deep subsurface global ocean of magma. The study's results come from new analysis of data from Webb.