Everything Everywhere Daily: History, Science, Geography & More Planet Nine
Nov 30, 2021
Dive into the intriguing quest for a mysterious planet beyond Neptune. Learn about the historical context of Uranus and Neptune's discoveries and the confusion surrounding Pluto's status. Discover the challenges astronomers face, from the planet's hidden movement to its star-like facade. Find out how the Vero-Rubin Observatory is playing a key role in uncovering this elusive celestial body and the theories surrounding its origins.
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Why Pluto Isn't Ninth Planet
- Pluto was demoted because numerous similar objects beyond its orbit blurred the planet definition.
- This mirrors the earlier fate of Ceres when many similar asteroid belt objects were found.
Planet X Myth Origins
- Neptune’s discovery was based on predicted orbit irregularities in Uranus, not direct observation.
- Later, Pluto was found but proved too small to explain these effects, weakening the Planet X theory.
Trans-Neptunian Objects Reveal Mystery
- Thousands of trans-Neptunian objects with unusual orbits point to a gravitational influence beyond Pluto.
- These findings revived the possibility of a massive undiscovered planet affecting their paths.