Galilean moons - Wikipedia
The Galilean moons (/ ˌɡælɪˈleɪ.ən /), [1] or Galilean satellites, are the four largest moons of Jupiter: Io, Europa, Ganymede, and Callisto.
12.2 The Galilean Moons of Jupiter - Astronomy - OpenStax
From 1996 to 1999, the Galileo spacecraft careered through the jovian system on a complex but carefully planned trajectory that provided repeated close encounters with the large Galilean moons. More recently, the Juno spacecraft, also a Jupiter orbiter, has provided a few close looks at Ganymede and Europa.
What are Jupiter’s Galilean moons? | The Planetary Society
2023年12月26日 · Although Jupiter has at least 95 known moons, the four largest, known as the Galilean moons, are the best-known and arguably the most interesting. Io, Europa, Ganymede, and Callisto are collectively the Galilean moons. Their name comes from the Italian astronomer Galileo Galilei, who first observed these four moons through a telescope in 1610.
This moon intrigues astrobiolo-gists because of its potential for having a habitable ocean very much like Earth’s. Life forms have been found thriving near un-derwater volcanoes and in other extreme locations on Earth that are possible analogs to what may exist at Europa. Ganymede is the largest moon in the solar system (larger than
The Galilean moons of Jupiter and how to observe them
2023年4月13日 · The origins of Jupiter's Galilean moons is a long-standing mystery. But new research suggests a promising pathway for how they may have formed. From bottom to top is Io, Europa, Ganymede, and...
Moons of Jupiter | Table, Names, Sizes, & List | Britannica
The four largest moons of Jupiter—Io, Callisto, Ganymede, and Europa—were the first objects in the solar system discovered with a telescope. Galileo discovered them in 1610, and they are now called the Galilean satellites. The fifth known Jovian moon, Amalthea, was also discovered by visual observation, by Edward Emerson Barnard in 1892 ...
Jupiter - Galilean Moons, Gas Giant, Great Red Spot | Britannica
6 天之前 · Jupiter - Galilean Moons, Gas Giant, Great Red Spot: Galileo proposed that the four Jovian moons he discovered in 1610 be named the Medicean stars, in honour of his patron, Cosimo II de’ Medici, but they soon came to be known …
The large moons of Jupiter (Galilean moons) - DLR
There are currently 92 moons known to orbit Jupiter. The four largest – Io, Europa, Ganymede and Callisto – were discovered by Galileo Galilei in 1610 when he pointed the first astronomical telescope at the Moon, Venus and the planet Jupiter in quick succession.
Galileo at Jupiter — meetings with remarkable moons | Nature
1997年11月6日 · In January of 1610, Galileo Galilei turned his newly fashioned telescope upon Jupiter, finding “⃛ four stars that wander around Jupiter as does the moon around the earth⃛” 1.
Jupiter's Galilean moons complete guide - BBC Sky at Night Magazine
Jupiter's Galilean moons are its four largest satelilites Io, Callisto, Europa and Ganymede. They're known as the Galilean moons because the first recorded observation was by Italian …