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There is only one "major planet", Jupiter. Jupiter has more mass than all the other planets put together.
But we think of our solar system as having eight planets (nine, if you're old like me and still count Pluto). They are, in decreasing size order, Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars and Mercury.
What else can I help you with?
Why do planets have to be in space?
If they aren't in space, then where else can they be?
Why are planets called major planets?
They are sometimes called "major planets" to distinguish them from the "minor planets" (the asteroids) and "dwarf planets" like Pluto.
What do the planets have to do with astronomy?
Astronomy is all about the things in outer space and planets are in outer space.
Which planets have the most space between them?
The planets that have the most space between them are mercury and Pluto.
Where are the planets?
in space
Which of the planets do scientists NOT consider a major planet?
There are eight planets, which can also be loosely descibed as major planets. Below that there are dwarf planets and then minor planets, also know as asteroids.
What do you call the space between planets?
The space between planets is known as interplanetary space. It is mostly vacuum but can contain small amounts of particles and gases.
Who in the Renaissance studied the planets?
Astronomy is the renaissance that studies the planets. They study the planets and space.
What are major planets?
They are the eight planets Mercury to Neptune.
Where can you find the planets?
in space
Does space have an atmosphere or is it only planets that have them?
Space does not have an atmosphere. It is generally considered a vacuum. Planets and some moons have atmospheres.
Why are space rocks not considered planets?
Because they are to small to be considered planets.
