Mercury is _______________ to the Sun

When two planets look the same, they are _____________.

If a planet has clouds of acid, it is _____________.

Mars is an ______________ planet because it is red and people think thay can live on it.

Jupiter is __________ than Earth.

Venus is the _______________ planet in the Solar System.

I think Saturn is _____________ than Mars.

Neptune is the ______________ planet from the Sun.

If you travel across the universe, you ____________ new planets.

When it is hot, the water _______________.