• The theorized 'Planet Nine' still needs an official name. How about Sagan? https://www.youtube.com/watch?v=4PN5JJDh78I 50 comments 26/1/2016 space
• No Need for Planet Nine? Small Objects' Gravity Could Explain Weird Orbits https://www.space.com/40793-no-need-for-planet-9-outer-solar-system.html 6 comments 6/6/2018 space
• [NASA] A New View of Our Starry Night: After nine years in deep space collecting data that revealed our night sky to be filled with billions of hidden planets – more planets even than stars – NASA’s Kepler space telescope has run out of fuel needed for further science operations. https://www.nasa.gov/kepler/starrynight 4 comments 30/10/2018 space