The Solar System

Front

What is the Solar System?

Back

The Solar System is a collection of celestial bodies, including the Sun, planets, moons, asteroids, and comets, that are bound by gravity.

Front

What is a planet?

Back

A planet is a large celestial body that orbits a star, is spherical in shape, and has cleared its orbit of other debris.

Front

What are the inner planets?

Back

The inner planets are Mercury, Venus, Earth, and Mars. They are rocky and closer to the Sun.

Front

What are the outer planets?

Back

The outer planets are Jupiter, Saturn, Uranus, and Neptune. They are gas giants and located farther from the Sun.

Front

Which planet is known as the 'Blue Planet'?

Back

Earth is known as the 'Blue Planet' because of its abundant water.

Front

What is the largest planet in the Solar System?

Back

Jupiter is the largest planet in the Solar System.

Front

What is unique about Uranus?

Back

Uranus rotates on a tilted axis, making it appear to be lying on its side.

Front

What is the red planet?

Back

Mars is known as the red planet due to its reddish appearance from iron oxide on its surface.

Front

What is a moon?

Back

A moon is a natural satellite that orbits a planet.

Front

Do all planets have moons?

Back

No, not all planets have moons. For example, Mercury and Venus do not have any moons.