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Neptune
Discusses the orbit, atmosphere, moons, surface features, exploration, and other aspects of the planet Neptune.
Stars
Explores how stars form and create energy, including descriptions of black holes, constellations, and the movement of stars.
The Biosphere
Describes the attributes of the biosphere, the animal and plant life that live in the biosphere, and how fragile and dynamic it is.
The Solar System
Describes the Sun, planets, and other objects in the solar system.
Is There Life on Other Planets?
There is no gravity in space. The North Star never changes its position in the sky. Earth’s shadow causes the phases of the moon. You may have heard these common sayings or beliefs before. But are they really true? Can they be proven using science? Let’s investigate seventeen statements about space and find out which ones are right, which ones are wrong, and which ones still stump scientists! Find out whether astronauts really landed on the moon! Discover whether it’s true that the same side of the Moon is always dark! See if you can tell the difference between fact and fiction with Is That a Fact?
Sun
Discusses the orbit, atmosphere, surface features, exploration, and other aspects of the planet Sun.
Earth's Core and Mantle
Describes how the Earth was formed, explains how scientists study the Earth's interior, and discusses how the makeup and movement of the mantle and core affect the surface.
Space Shuttles
Explains how space shuttles work and how astronauts live and work in them.
Meteors and Comets
Introduces comets and meteors, describing what they are, how they move through the solar system, and how they are studied.
Reusable Rockets
In this updated release, readers learn about the amazing advancements in reusable rocket technology, from the very first launches and landings to the various companies that create and use rockets today, as well as the future missions that scientists and engineers are currently working on.
