San Antonio-built satellites on mission to stare at the sun, opened their eyes and tested their thrusters for the first time last week.

Solar Orbiter pieced together 200 ultraviolet images to show our star’s million-degree atmosphere in all its glory.

A U of A engineering researcher is using sunlight and semiconductor catalysts to produce hydrogen by splitting apart water ...

The image was captured by the world's most powerful solar telescope, which takes 2D snapshots of the sun at specific ...

Inouye Solar Telescope (DKIST) has captured another stunningly close look at the surface of our sun. DKIST has collected ...