Even though astronomy people are fond of touting the number of exoplanets found by the Kepler spacecraft, those planets aren’t actually confirmed. They’re more correctly called candidate exoplanets, because the signals that show something’s out there, orbiting a distant star, can be caused by something other than exoplanets. It can actually take a long time …



The post It Took 10 Years to Confirm the First Planet Ever Found by Kepler appeared first on Universe Today.



Source: It Took 10 Years to Confirm the First Planet Ever Found by Kepler