He could only make out four of Jupiters' largest moons.
Galileo Galilei
The Galilean moons were named after their discoverer, Galileo Galilei. The moons (plural) that he found are the four largest satellites of Jupiter, Io, Callisto, Ganymede, and Europa.
Galileo Galilei invented a number of things. One of them was a telescope that allowed him to discover Saturn's first four moons. Galileo was an Italian astronomer.
The Galilean moons are the four largest moons of Jupiter, so called because they were discovered by Galileo Galilei.
Uranus was not discovered by Galileo Galilei. Some of the things that Galileo did discover was that there were four moons around Jupiter and that everything falls at the same speed.
Galileo Galilei
Galileo discovered them. Their names are: Io, Callista, Europa and Ganymede. He discovered them in January 1610. == ==Galileo Galilei in 1610.
The rings were first observed by Galileo Galilei in 1610 with his telescope, but he was unable to identify them as such. He thought they were 2 moons on either side of the planet. This is true
Galileo Galilei
Galileo di Vincenzo Bonaiuti d'e Galilei. He found them with his refracting telescope in the year 1600's
The Galilean moons were named after their discoverer, Galileo Galilei. The moons (plural) that he found are the four largest satellites of Jupiter, Io, Callisto, Ganymede, and Europa.
Galileo Galilei in 1610
Galileo Galilei found it.
The Galilean moons were discovered by Galileo Galilei in 1610.
Galileo Galilei, when he trained his new telescope on the sky.
Hans Lippershey invented the telescope, but Galileo Galilei improved it for astronamy. Galileo was the one who discovered four moons of Jupiter, The names of the moons are Io, Europa, Callisto and Ganymede. Although Jupiter has over 60 moons those are the first 4 identified because hey are the largest.
Because the astronomer galileo galilei discovered the four moons.