Pluto - Wikipedia
WEBIt is the largest known trans-Neptunian object by volume, by a small margin, but is less massive than Eris. Like other Kuiper belt objects, Pluto is made primarily of ice and rock and is much smaller than the inner planets. Pluto has roughly one-sixth the mass of the Moon, and one-third its volume.
Pluto - NASA Science
WEBPluto 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.
Pluto Facts - Science@NASA
WEBDwarf 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.
In Depth | Pluto – NASA Solar System Exploration
WEBPluto is a complex and mysterious world with mountains, valleys, plains, craters, and maybe glaciers. Discovered in 1930, Pluto was long considered our solar system's ninth planet. But after the discovery of similar intriguing worlds deeper in the distant Kuiper Belt, icy Pluto was reclassified as a dwarf planet.
All About Pluto | NASA Space Place – NASA Science for Kids
WEBSep 1, 2024 · It's an area full of icy bodies and other dwarf planets at the edge of our solar system. Pluto is known as the "King of the Kuiper Belt" – and it's the largest object in the region, even though another object similar in size, called Eris, has a slightly higher mass.
Pluto 101 | National Geographic - YouTube
WEBPluto is one of the most mysterious and controversial celestial objects in the solar system. Find out what most mystifies scientists and stargazers about thi...
Pluto | Size, Moons, Temperature, & Facts | Britannica
WEBAug 31, 2024 · Pluto, large, distant member of the solar system that formerly was regarded as the outermost and smallest planet. It also was considered the most recently discovered planet, having been found in 1930.
Pluto: Everything you need to know about the dwarf planet - Space.com
WEBJul 28, 2022 · Pluto is the largest known dwarf planet in the solar system and used to be considered the ninth and most distant planet from the sun.
Five Years after New Horizons’ Historic Flyby, Here Are 10 ... - NASA
WEBJul 14, 2020 · Five years ago today, NASA’s New Horizons spacecraft made history. After a voyage of nearly 10 years and more than 3 billion miles, the intrepid piano-sized probe flew within 7,800 miles of Pluto. For the first time ever, we saw the surface of this distant world in spectacular, colored detail.
NASA’s Three-Billion-Mile Journey to Pluto Reaches Historic …
WEBJul 14, 2015 · After a decade-long journey through our solar system, New Horizons made its closest approach to Pluto Tuesday, about 7,750 miles above the surface — roughly the same distance from New York to Mumbai, India – making it the first-ever space mission to explore a world so far from Earth.