Earth's neighbor Mars likely once had an environment that could have supported life. Now it has underground frozen water in many places. Spacecraft from Earth have visited Mars and taught us a lot about this dusty red planet. Featuring a center spread with fast facts, this book tells readers about the missions, the scientists who plan them, and more far-out facts about the fourth planet from the Sun.

Our solar system used to have nine planets. But recently, scientists ruled that Pluto was actually a "dwarf planet." So what exactly is a dwarf planet, how many of them are there, and how do scientists study and classify them? All the facts you need, and lots more, are included in this up-to-date book, featuring a center spread with fast facts.

Utilizes a travel guide format to bring together recent scientific discoveries about Mars, describing such features as its dry riverbeds, huge volcano, possible ancient sea floor, and impact craters.

Jupiter is bigger than any other planet in our solar system. It has rings and centuries-old storms. It has more than sixty moons, too—some with underground oceans! Featuring a center spread with fast facts, this great addition to the FAR OUT GUIDE TO THE SOLAR SYSTEM series will tell you everything you need to know about the biggest planet—including missions and the scientists who planned them, and the spacecraft they used to do so.

Have you ever seen a comet or a shooting star? You may think they look pretty, but these giant space rocks can cause major destruction. Scientists keep a close watch on comets and asteroids using high-powered telescopes and spacecraft. Get ready to learn lots of far-out facts about asteroids and comets!

Earth has many satellites, but the Moon is Earth's only natural satellite. Spacecraft and astronauts have visited the Moon to learn more about it. From the Apollo missions to the most current robotic spacecraft, this book highlights our adventures in studying our neighbor in space.

Cratered Mercury is the smallest and fastest planet in the solar system. Temperatures there vary more than on any other planet. Learn lots of far-out facts about the closest planet to the Sun. This book features a center spread with fast facts, perfect for report writing.

Earth is the only planet in our solar system that is suitable for life. It has liquid water, oxygen, and enough gravity to hold its own atmosphere. But did you know that Earth is always changing? Scientists have used spacecraft and satellites to learn more about our planet. They can better predict natural disasters like hurricanes, and monitor volcano eruptions and climate changes. Learn lots of far-out facts about our home planet.

All the facts you need, and lots more, are included in this up-to-date book. Learn about the amazing missions to Neptune, the dedicated scientists who plan them, and more far-out facts about the eighth planet from the Sun.

How do scientists know anything about Uranus? Spacecraft from Earth have visited Uranus. Featuring a center spread with fast facts, this book highlights the missions, the men and women who plan them, and more far-out facts about the seventh planet from the sun.