Planet Song/Planet 9 Song

The video discusses the hypothetical Planet 9, believed to exist in the outer solar system. Astronomers search for it due to the clustering of Trans Neptunian objects. Theories suggest it could be a giant planet core, possibly ejected from near Jupiter. Despite no observations as of May 2020, its existence hasn't been ruled out. Planet 9's semi-major axis is estimated between 400-800 AU, with an Earth mass of 5-10. The video encourages viewers to consider becoming astronomers to discover this elusive planet.

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