Dwarf Planet | search
Click here to view Dwarf Planet news from 60+ newspapers.
Bookmark or Share- Pluto & Dwarf Planets - Science@NASAPluto is by far the most famous dwarf planet. Discovered by Clyde Tombaugh in 1930, Pluto was long considered our solar system's ninth planet. But after other astronomers found similar intriguing worlds deeper in the distant Kuiper Belt – the IAU reclassified Pluto as a dwarf planet in 2006. An image showing signs supporting dwarf planets.
- In Depth | Pluto – NASA Solar System ExplorationDwarf planet Pluto is a member of a group of objects that orbit in a disc-like zone beyond the orbit of Neptune called the Kuiper Belt. This distant realm is populated with thousands of miniature icy worlds, which formed early in the history of our solar system about 4.5 billion years ago.
- Dwarf planet | Definition, Characteristics, & Facts | BritannicaDwarf planet, body, other than a natural satellite (moon), that orbits the Sun and that is, for practical purposes, smaller than the planet Mercury yet large enough for its own gravity to have rounded its shape substantially. Learn more about dwarf planets in this article.
- Pluto - Science@NASAPluto Overview. Pluto is a dwarf planet located in a distant region of our solar system beyond Neptune known as the Kuiper Belt. Pluto was long considered our ninth planet, but the International Astronomical Union reclassified Pluto as a dwarf planet in 2006.
- Space Shorts: What is a Dwarf Planet? - Science@NASADwarf planets are a lot like regular planets: They both have enough mass and gravity to be nearly round - unlike odd-shaped asteroids. They both travel through space in a path around the Sun. The big difference? A dwarf planet could be in for a bumpy ride as it travels - its path is full of other objects like asteroids.
More
