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 Facts - Science@NASA
WEBSize and Distance. Pluto has an equatorial diameter of about 1,477 miles (2,377 kilometers). Pluto is about 1/5th the width of Earth. From an average distance of about 3.7 billion miles (5.9 billion kilometers), Pluto is about …
How Big Is Pluto? - The Density, Mass and Volume Explained
WEBMar 18, 2016 · It has a volume of 1.5 billion cubic miles (6.4 billion cubic km). Pluto's small size and low mass mean that it has a density of 1.86 grams per cubic centimeter according to recent...
How Big Is Pluto? New Horizons Settles Decades-Long Debate
WEBJul 13, 2015 · Recent measurements obtained by New Horizons indicate that Pluto has a diameter of 2370 km, 18.5% that of Earth’s, while Charon has a diameter of 1208 km, 9.5% that of Earth’s. The approximate sizes of Pluto’s …
Pluto | Size, Moons, Temperature, & Facts | Britannica
WEBAug 31, 2024 · Pluto’s mean distance from the Sun, about 5.9 billion km (3.7 billion miles or 39.5 astronomical units), gives it an orbit larger than that of the outermost planet, Neptune. (One astronomical unit [AU] is the average distance from Earth to the Sun—about 150 million km [93 million miles].)
In Depth | Pluto – NASA Solar System Exploration
WEBPluto is only about 1,400 miles wide. At that small size, Pluto is only about half the width of the United States. It's about 3.6 billion miles away from the Sun, and it has a thin atmosphere composed mostly of nitrogen, methane, and carbon monoxide. On average, Pluto’s temperature is -387°F (-232°C), making it too cold to sustain life.
How Big Is Pluto | What Does Pluto Look Like | Size of Pluto
WEBMar 25, 2024 · The space probe discovered that Pluto has a diameter of 2,370 kilometers (1,473 miles). Despite its comparatively modest size, Pluto is the largest known object in the Solar System beyond the orbit of Neptune.
Pluto - NASA Science
WEBPluto has five moons. Pluto's largest moon, Charon, is about half the size of Pluto, making it the largest known moon relative to its parent planet in our solar system. Pluto's other moons are: Styx, Nix, Kerberos, and Hydra. Learn About Pluto's Moons
Planet Sizes and Locations in Our Solar System - NASA Science
WEBMar 29, 2024 · Pluto has an equatorial diameter of about 1,477 miles (2,377 kilometers). Pluto is about 1/5th the width of Earth. Pluto orbits the Sun at a distance of about 3.67 billion miles (5.9 billion kilometers), or about 39 times farther away than Earth from the Sun.
Pluto Fact Sheet - NSSDCA
WEBJan 11, 2024 · Pluto Atmosphere. Surface Pressure: ~13 microbar Surface temperature: 24 - 38 K (-247 - -233 C) Scale height: ~18 km lower atmosphere, ~50 km above 30 km Mean molecular weight: ~28 Atmospheric composition: 99% Nitrogen (N 2), 0.5% Methane (CH 4), 0.05% Carbon Monoxide (CO), trace HCN, C 2 H x hydrocarbons.
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