Have We Missed an Entire Planet?

Could an entire planet be hiding beyond Neptune? Follow the strange paths of distant, frozen worlds into the Planet Nine mystery. Planet Nine is a hypothesis explored in this investigation. Mission animations and planetary flyovers illustrate known worlds; they are not images of Planet Nine. Watch the full Planet Nine investigation on ASTROLECT. Subscribe for more space mysteries. VISUAL CREDITS & SOURCES ESO/José Francisco Salgado (josefrancisco.org): La Silla telescope VLT telescope rotation Inside VLT NASA/JHUAPL (Johns Hopkins Applied Physics Lab): New Horizons visualization NASA’s Scientific Visualization Studio: Neptune visualization Neptune image processing: Paul Schenk (Lunar and Planetary Institute); Björn Jónsson (The Planetary Society). NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute/Lunar and Planetary Institute: Soaring Over Pluto Soaring Over Charon ESO material: Creative Commons Attribution 4.0 International. ESO usage information Changes: excerpts trimmed, cropped, resized, speed-adjusted, mildly graded, muted and captioned. Visual playback speeds are illustrative. Original editing, captions and sound mix: ASTROLECT. #PlanetNine #Space #Astronomy