They don't. Some books may seem to disagree because they are outdated. More moons have been discovered since those books were published.
No, the planets have different number of moons, from zero to about 60-70.
Depending on the known moons,including Pluto, there are 170 moons in our solar system that scientists have confirmed and observed.
No, not all planets have the same number of moons. For example, Mercury and Venus have no moons, Earth has one moon, Mars has two moons, while Jupiter has over 70 moons. The number of moons can vary from planet to planet.
No. Uranus does not have planets; it is a planet. It does, however, have a number of moons.
The Hubble telescope helped scientists to do this.
No, not all planets have moons. Mercury and Venus do not have any moons, while some planets like Jupiter and Saturn have a large number of moons. Earth has one moon.
the heavier the planet, the more the moons
Jupiter and Saturn are two planets that scientists are still finding moons on. Titan is the largest moon found on Saturn.
Yes. Many Planets and dwarf planets have less than 10 moons. Planets: Mercury- 0 moons Venus- 0 moons Earth- 1 moon Mars- 2 moon Neptune- 8 moons Dwarf planets: Pluto- 3 moons and many other dwarf planets that i don't know how many moons they have.
The Sun has no moons. Moons orbit Planets > Planets orbit the Sun.
Earth's moon is believed to have formed when Earth collided with a Mars-sized planetoid soon after it formed. Debris from the collision formed a ring around Earth and coalesced into the moon. Scientists still disagree about the origins of Mars' moons Phobos and Deimos. The most prevalent hypothesis is that they are captured asteroids.
Moons are satellites of planets.