Jupiter's Moons | NASA
8.1.2010 · On Jan. 7, 1610, Galileo Galilei's improvements to the telescope enabled humanity to see Jupiter's four largest moons for the first time. Io, Europa, Ganymede and Callisto-the so-called Galilean satellites-were seen by the Long …
Find Jupiter's Moons - Interactive Observing Tool - Sky
2.9.2017 · The Moon spans about ½°, or 1,800 arcsec, while Jupiter's angular size is typically between 30 and 45 arcseconds — that's why you need a telescope to see any detail in the planet's cloudtops. The next entry is Jupiter's …
Moons of Jupiter - Wikipedia
https://en.wikipedia.org/wiki/Moons_of_JupiterThere are 80 known moons of Jupiter, not counting a number of moonlets likely shed from the inner moons. All together, they form a satellite system which is called the Jovian system. The most massive of the moons are the four Galilean moons: Io, Europa, Ganymede, and Callisto, which were independently discovered in 1610 by Galileo Galilei and Simon Marius and were the first objects found to orbit a …
Moons of Jupiter - Wikipedia
en.wikipedia.org › wiki › Moons_of_JupiterThe remainder of Jupiter's moons are irregular satellites whose prograde and retrograde orbits are much farther from Jupiter and have high inclinations and eccentricities. These moons were probably captured by Jupiter from solar orbits. Twenty-three of the irregular satellites have not yet been officially named. Contents 1 Characteristics