Has Kepler Discovered an Alien Megastructure?

NASA's Kepler space telescope has detected something weird orbiting a nearby star -- is it evidence of an alien civilization? Or is it just a clump of comets?

Published On 10/14/2015
2:23 PM EDT
The transit data for KIC 8462852, featuring the obvious transit features D800 and D1500. | Boyajian et al.