Other editions of book Voyage of a Light Beam: Light Energy

Have you ever looked at the night sky and wondered about all of the stars twinkling up there? Each one is a huge ball of gas like our sun. They look so tiny in the sky because they are far away. Find out more inside this title.

Have you ever looked at the night sky and wondered about all of the stars twinkling up there? Each one is a huge ball of gas like our sun. They look so tiny in the sky because they are far away. Find out more inside this title.