In books and articles he wrote about the militarization of space and believed that investing in exploration would ultimately “protect Earth and guarantee the survival of humanity.” By Sam Roberts ...

pt. I. All sky survey. Introduction ; Archaeology : the basics ; Evolution of space archaeology and heritage ; Space basics : the Solar system ; Space basics : orbital mechanics ; Space basics : ...

This series, Space in Focus, explores key space trends, challenges, and policy issues that will confront the next administration as well as offers recommendations for how to navigate them. We are so ...

NASA's space shuttle reentered orbit this fall after a 15-month retirement — and this time, it was bright blue. Outlasting the real winged spacecraft by more than a decade, the new space shuttle ...