Movement in Space

Any object that orbits a planet:

A giant ball of hot gases, made mostly of hydrogen and helium:

A streak of light produced when a small piece of rock enters Earth's atmosphere and burns up:

A ball of dust and ice that forms a tail when it approaches the sun:

A pattern or group of stars, sometimes named for people or animals:

Model of the solar system showing that Earth is at the center:

Model of the solar system showing that the Sun is at the center:

Shape of each planet's orbit around the sun, oval shaped instead of a perfect circle:

An object that orbits the sun and has become rounded by its own gravity: