Inner / Outer Planets in relation to the sun.

Mercury Venus Earth and Mars are the planet closest to the sun they're called the inner planets the outer planets are Jupiter, Saturn ,Uranus Neptune Jupiter, Saturn Uranus and Neptune are larger balls or gas with rings around them

Explanation:

the inner planets are close to the sun and a smaller and roccia the outer planets are farther away and larger and are made up of mostly gas that in a planet in order to distance from the Sun closest to the furthest on Mercury, Venus, Earth and Mars

littering streams           is the answer