Space travel gives us a better understanding of ourselves, our planet, and the universe. But not all missions are successful and not all astronauts return. Read about the heroes of Apollo 1, Apollo 13, Soyuz 11, Challenger, and Columbia.

This enhanced eBook gives you the freedom to copy and paste the content of each page into the format that fits your needs. You can post lessons on your class website, make student copies, and more.