The far side of the Sun has unleashed a spectacular eruption, hidden from Earth’s view but revealed through cutting-edge satellite imagery. The explosive event was caught in detail by orbiting ...

Mercury’s not in retrograde and all seems normal on the astronomical charts, but through the lenses of highly specialized cameras, astronomers caught something slightly unusual on the Sun’s surface ...

A Geomagnetic Storm Watch has been issued for late Monday into early Tuesday, which means Northern Lights could be visible across Michigan on Labor Day and in the skies over a large swath of the U.S.