88K views · 4.8K reactions | Our Kepler mission’s search for new planets teamed with machine learning to discover another solar system with an 8th planet that is 2,500 light-years away. Here’s what you need to know about the #Kepler90 discovery: https://nasa.tumblr.com/post/168542791629/researchers-just-found-for-the-first-time-an-8th | NASA - National Aeronautics and Space Administration | Facebook