Discovering Space

Did you know that the Sun is the largest and most massive object in Earth's solar system? It measures more than 2.7 million miles (4.35 million kilometers) in circumference. Find out more in Sun, one of the titles in the Discovering Space series.

Did you know that the Moon is a ball of rock? Its surface is mostly made up of a type of rock called basalt. Find out more in Moon, one of the titles in the Discovering Space series.

Did you know that Earth is the third planet from the Sun? It is the fifth-largest planet in the solar system. Find out more in Earth, one of the titles in the Discovering Space series.

Did you know that rockets are shaped like a cone at their top? This shape helps them move more easily. Find out more in Rocket,one of the titles in the Discovering Space series.

Did you know that there is no air in space? Space suits are filled with air so that astronauts can breathe. Find out more in Astronaut, one of the titles in the Discovering Space series

Did you know that stars last for billions of years? Some stars shrink and turn white when they are very old. Find out more in Stars, one of the titles in the Discovering Space series.