Front

What does 'composition' mean?

Back

The general makeup of something.

Front

What does 'exploration' mean?

Back

The process of traveling in and learning about an unfamiliar place.

Front

What is an 'orbit'?

Back

A curved path followed by a satellite as it revolves around an object.

Front

What is a 'planet'?

Back

A celestial body moving in an elliptical orbit around a star.

Front

What is the 'solar system'?

Back

The Sun together with the group of planets and other celestial bodies that revolve around it.

Front

What is a 'star'?

Back

A ball of gas in space that produces its own light and heat.

Front

What is a 'satellite'?

Back

An object that orbits a planet or another celestial body.

Front

What is 'gravity'?

Back

The force that attracts two bodies towards each other, keeping planets in orbit around stars.

Front

What is a 'constellation'?

Back

A grouping of stars seen as a figure or design in the night sky.

Front

What does 'astronomy' mean?

Back

The study of the universe and celestial objects.