Io (moon) - Wikipedia
WEBGeology. Io is slightly larger than Earth's Moon. It has a mean radius of 1,821.3 km (1,131.7 mi) (about 5% greater than the Moon's) and a mass of 8.9319 × 10 22 kg (about 21% greater than the Moon's). It is a slight ellipsoid in shape, with …
Volcanism on Io - Wikipedia
WEBVolcanism on Io, a moon of Jupiter, is represented by the presence of volcanoes, volcanic pits and lava flows on the surface. Io's volcanic activity was discovered in 1979 by Linda Morabito, an imaging scientist working on Voyager 1. Observations of Io by passing spacecraft and Earth-based astronomers have revealed more than 150 active volcanoes.
Io (moon) - Simple English Wikipedia, the free encyclopedia
WEBIo is a moon of the planet Jupiter. It is Jupiter's third biggest moon with a diameter of 3642 km, slightly bigger than Earth 's moon. Io has about 400 active volcanos. It is the most volcanically active body in the Solar System. Volcanoes erupt massive volumes of silicate lava, sulphur and sulphur dioxide.
Io (moon) - Wikiwand
WEBIo ( / ˈaɪ.oʊ / ), or Jupiter I, is the innermost and second-smallest of the four Galilean moons of the planet Jupiter. Slightly larger than Earth 's moon, Io is the fourth-largest moon in the Solar System, has the highest density of any moon, the strongest surface gravity of any moon, and the lowest amount of water by atomic ratio of any ...
Exploration of Io - Wikipedia
WEBThe exploration of Io, Jupiter 's innermost Galilean and third-largest moon, began with its discovery in 1610 and continues today with Earth-based observations and visits by spacecraft to the Jupiter system.
Io: Facts - NASA Science
WEBIntroduction Jupiter’s rocky moon Io is the most volcanically active world in the solar system, with hundreds of volcanoes, some erupting lava fountains dozens of miles (or kilometers) high.
Io: Exploration - NASA Science
WEBIo: Exploration. Most of what we know about Io comes from Galileo spacecraft, which made a detailed study of the Jupiter system—including Io—from orbit from December 1995 to September 2006, but it was Voyager 1 that spotted the first signs of the little moon’s powerful volcanism in 1979.
The Atmosphere of Io | Center for Astrophysics | Harvard
WEBJun 10, 2010 · NASA. Io is one of the four moons of Jupiter that Galileo discovered after he turned his new telescope heavenward. They shocked him and his contemporaries because they demonstrated that heavenly bodies can orbit objects other than the earth. Io in particular continues to amaze scientists.
Io - NASA Science
WEBJupiter's moon Io is the most volcanically active world in the solar system, with hundreds of volcanoes, some erupting lava fountains dozens of miles (or kilometers) high.
Io (moon) - Wikiwand
WEBIo is a moon of the planet Jupiter. It is Jupiter's third biggest moon with a diameter of 3642 km, slightly bigger than Earth 's moon. Quick Facts Discovery, Discovered by ... Close. Io has about 400 active volcanos. It is the most volcanically active body in the Solar System.
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