The alien-hunting Kepler telescope has discovered something big

NASA has called a press conference to reveal a breakthrough discovery from its alien-hunting Kepler telescope. The discovery was driven by Google's machine-learning artificial intelligence software. The announcement will be live-streamed on NASA's website, according to a press release. It will take place Thursday, December 14, at 1 p.m. EST. NASA's Kepler space telescope has been searching for habitable planets since 2009.