New Dwarf Planet Discovered by Rubin?
Astronomers say the object may be large enough to qualify as a dwarf planet, but follow-up observations are still needed to confirm its size and orbit.
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“Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto.” For the generation that knew the solar system had nine planets and memorized their order like this, 2006 was a rather disappointing year. This was because Pluto, at the very end of the list, was kicked out and given the new label of "dwarf planet." From then until 2008, the dwarf planets were Ceres, Eris, Haumea, and Makemakeka
The group of dwarf planets in our solar system may have a new member. Researchers have discovered a celestial object beyond Neptune that seems to meet all requirements.
The initial estimates place their diameter between 600 and 1,500 kilometers, and can be incorporated into the list of dwarf planets of the Solar System if future observations confirm their nature.
World spotted beyond Pluto could be solar system's next dwarf planet
An object orbiting well beyond the reaches of Pluto may not only be the latest dwarf planet discovered in Earth's solar system, but it may be the largest and brightest object yet spotted in its region.
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