F5 Astronomy - Universe, Galaxy, Solar System

Our Galaxy, the Milky Way, is made up of....

Small masses that orbit planets....

Which planet is between the Earth and Mercury?

Small, icy masses which orbit the Sun...

As the distance of a planet from the Sun increases, the surface temperature of the planet...

Eight large masses that orbit the sun....

The Universe contains billions of...

The solar system was formed around 5000 million years ago when clouds of gas and dust were...

The Sun was formed when....

A collection of planets around a star is called a...