Gallery: Incredible Mirages In Space Show Dark Matter, Supernovas And Galaxies

How can an exploding star appear far brighter than expected? This question vexed astronomers since the discovery of PS1-10afx, supernova that was about 30 times more luminous than other Type 1A supernovas. Astronomers have just confirmed in Science that it was likely due to well-known illusion in space. The mirage is called a gravitational lens that happens when […]