Can astronauts reach Mars by 2035? Absolutely, says Buzz Aldrin, one of the first men to walk on the moon. Celebrated astronaut, brilliant engineer, bestselling

When it comes to Mars, the focus is often on how to get there: the rockets, the engines, the fuel. But upon arrival, what will it actually be like? In 2013, Kat

This book tells the inside story of Germany's first contributions to space research by experiments with artificial plasma clouds in space. In this autobiography

Discusses activities astronauts do while they're in space.

NATIONAL BEST SELLER A stunning, personal memoir from the astronaut and modern-day hero who spent a record-breaking year aboard the International Space Station�