Did you know that astronauts work on Earth and in space to study places beyond our planet's atmosphere? But there's a lot more to space travel than just research. With no gravity, a wild schedule that includes sixteen sunrises and sixteen sunsets every twenty-four hours, and no fresh food, it can be a challenge to stay healthy in orbit. Public and private space agencies are working to solve these problems as humans travel farther and more frequently...

This book explores the problem of space junk that clutters outer space and details the ways in which NASA and other organizations are trying to deal with and solve this problem. --

Have you ever wondered what it would be like to go into outer space? Soon you might be able to find out! For years, only trained astronauts were allowed to travel through space, but now lots of companies are creating spacecraft that will allow regular people to experience space for themselves. World View Enterprises wants to take people to near space using a helium balloon. And Virgin Galactic has already sold hundreds of tickets for a ride on its...