The Sun’s outer atmosphere—the corona—only reveals itself during total solar eclipses, which happen about every 18 months on ...

A European space agency created the first "artificial total solar eclipse" using a pair of satellites on Monday.

Two satellites’ highly precise alignment allows scientists to study the sun’s outer atmosphere like never before ...

The Proba-3 mission, consisting of two spacecraft that fly in close formation to study the sun, has returned images of the first ever artificial solar eclipse ...

In a dazzling first, two European spacecraft —flying in millimeter-perfect formation — have created an artificial solar ...

Twin satellites fly 150 meters apart with millimeter precision, allowing detailed observation of the Sun's corona during long ...