Scientists Find Possible Evidence Of The First Alien Planet Beyond The Milky Way

Discovery Alert: With Six New Worlds, 5,500 Discovery Milestone Passed! - NASA Science

Here Are All The Alien Planets We Know Of...So Far

Do Aliens Exist? We Asked a NASA Scientist: Episode 5 - NASA

12K views · 169 reactions | Don't miss the Aug. 26 premiere of Our Alien Earth, streaming on plus.nasa.gov! This new documentary takes you to our planet's most extreme environments, where scientists test technologies to inform missions related to NASA's search for life. Get a sneak peek here: https://go.nasa.gov/3AAFMrE | NASA Astrobiology | Facebook