Table of Contents
PLUTO
- Pluto is a dwarf planet in the Kuiper belt, a ring of bodies beyond Neptune. It was the first Kuiper belt object to be discovered and is the largest known plutoid (or ice dwarf).
WHO DECIDES THE PLANET DEFINITION
- International Astronomical Union An international association of professional astronomers, at the PhD level and beyond, active in professional research and education in astronomy.
WHAT NASA CHIEF SAID
- “Just so you know, in my view, Pluto is a planet, and you can write that the NASA administrator declared Pluto a planet once again, Bridenstine said during a FIRST robotics event in Colorado this week.
- NOTES Pluto has five known moons: Charon (the largest, with a diameter just over half that of Pluto), Styx, Nix, Kerberos, and Hydra. Pluto and Charon are sometimes considered a binary system because the barycenter of their orbits does not lie within either body.
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