First facts : our place in the universe

Our home is on Earth, but how is it different from other planets? What creates night and day? Which planets have rings? Readers will love getting the answers to all their questions about the Earth and other planets. Includes sidebars and infographics.

What is a star? How big do they get? Why do stars appear in different colors? Readers will love getting the answers to all their questions about the Sun and other stars. Includes sidebars and infographics.

How was the moon formed? Do we always see the same side of it? How many moons are in our galaxy? Readers will love getting the answers to all their questions about the Moon and other satellites. Includes sidebars and infographics.

What is a galaxy? How many galaxies are there? How many stars and planets are in the Milky Way? Readers will love getting the answers to all their questions about the Milky Way and other galaxies. Includes sidebars and infographics.