This remarkable space wallpaper was created from pictures taken by different telescopes in space and on the ground. It shows the thousand-year-old remnant of the brilliant SN 1006 supernova, as seen in radio (red), X-ray (blue) and visible light (yellow).
The strikingly unusual planetary nebula, NGC 6751. Glowing in the constellation Aquila like a giant eye, the nebula is a cloud of gas ejected several thousand years ago from the hot star visible in its center.
Four views of planet Mercury showing surface detail by NASA: MESSENGER's highly successful orbital mission camae to an end, as the spacecraft ran out of propellant and the force of solar gravity caused it to impact the surface of Mercury on April 30, 2015. #Space #Mars #Mercury_Messenger