Solar System Review

This planet has the most moons.

This is when the sun and earth are closest to each other :

In 2006 Pluto was made into a dwarf planet because .....

This planet is considered "Earth's Twin" because of size & density.

This is when the Earth is farthest from the sun.

Most "earth like" planet..meaning we could live there possibly go there in the next 10 years. 

These three planets orbit the sun in the opposite direction of all the others ...

Nickname for meteor.

A Greek word meaning wanderer.

This planet has the shortest day in the solar system.

These are in space orbiting the sun , mostly between Mars and Jupiter.

The center of a comet made of dirt, rock and ice

What are the inner planets?

The reason why craters last forever on the ooon

Name of 2nd person to walk on the Moon

A chunk of rock that falls from space and burns up in the atmosphere and hits earths surface is

The nickname of these celestial objects are "dirty snowballs" .

The name of the space craft we tested to use on future missions in December 4, 2014

The reason life is possible on Earth:we have liquid water, an atmosphere of nitrogen, and .....

The three layers of the moon are :

The name of the space probe that flew close to Pluto in July 2015.

Planets are this shape because the gravity is distributed evenly.

This theory of the Moon's formation states that the moon was grabbed in by Earth's gravity.

What are the outer planets ?

The theory that the solar system formed from spinning cloud of hot gasses....

This planet has had several rovers exploring its surface for years.

Nickname for an asteroid 

The shape of orbits

The three features of the moon:

This is the most widely accepted theory about the Moon's formation.

Your weight on the Moon would be ------ of your weight on Earth?