Jupiter
Venus is the biggest planet in our solar system that has no known satellites (moons).
Ganymede and Callisto are natural satellites of the planet Jupiter.
Jupiter holds the record for the most moons in our solar system, with a total of 79 confirmed natural satellites. These moons vary in size, with the four largest being the Galilean moons Io, Europa, Ganymede, and Callisto.
There are no known satellites of Mercury.
Venus has no known natural satellites (moons).
Jupiter
As far as we know now, and we're pretty sure, Jupiter does. About 65 of them are known for Jupiter now.
Jupiter currently holds the title for having the most number of known satellites, with over 80 moons. The four largest moons—Io, Europa, Ganymede, and Callisto—are known as the Galilean moons.
The blue-green planet with 27 satellites is Uranus. It is the seventh planet from the sun in our solar system and has 27 known moons or satellites.
The largest known planet is Jupiter.
Jupiter has the most satellites in our solar system, with a total of 79 known moons. These moons vary in size, with the four largest being Io, Europa, Ganymede, and Callisto.
Jupiter holds the record for the most known satellites among planets in our solar system. It has at least 79 moons, with the four largest ones known as the Galilean moons: Io, Europa, Ganymede, and Callisto.