Proba-3 took an image of the Sun's inner corona every five minutes during an active period in September last year.

The sun’s rhythmic rise and fall in the sky can make it easy to forget that our star is unpredictable—a roiling, burbling mass of magnetically knotted plasma that governs the entire solar system. The ...

The sun's inner corona, the hottest part of our star's atmosphere, appears faint yellow in a time-lapse made from images ...

Did you see those red blotchy areas around the sun during Monday's total solar eclipse? Those are called solar prominences. Though they look like they could be made of fire, they are actually ...

During the total solar eclipse, skywatchers saw ruby-colored prominences sticking out of the moon's shadow. Here's the science of those red dots This article is part of a special report on the total ...