Posted by Kate Taylor
ESA's Herschel Space Observatory has discovered a giant, galaxy-filled filament connecting two clusters of galaxies.
Posted by Emma Woollacott
Is this a picture of a Death Star-type UFO refueling on the surface of the sun? Well, no.
Posted by Emma Woollacott
A large sunspot has erupted, sending a coronal mass ejection hurtling towards Earth.
