Feature Story
The Sun is Earth’s nearest star—a giant orb of hydrogen and helium about 93 million miles away. To many people, it looks…
Feature Story
Over the course of the Sun’s 11-year solar cycle, the star goes through a period of increased and decreased activity…
Feature Story
On behalf of NOAA, NASA has awarded the Space Weather Follow On-Lagrange 1 (SWFO-L1) Solar Wind Plasma Sensor (SWiPS) contract…
Feature Story
One year ago today, a SpaceX Falcon Heavy rocket carried the constellation of six COSMIC-2 satellites into orbit. Learn how NOAA is archiving the data
Satellite Snapshots
On May 29, 2020, NASA's Solar Dynamics Observatory captured the largest solar flare since October 2017.
Satellite Snapshots
A large, broad cyclone developing over the Norwegian and Greenland Seas was seen by the NOAA-20 satellite on Jan. 1, 2020, and is…
Feature Story
This short movie of the sun’s rotation from March 2021, one-million-degree solar plasma in action
Feature Story
The GOES-17 Solar Ultraviolet Imager (SUVI) began taking observations of the sun on May 16, 2018.