Michael Cassutt eBooks

Heaven's Shadow begins with the discovery of an object of unknown origin headed toward Earth. Speculation as to what it might be runs high, and leads to an international competition to be the first to >>

A gripping thriller of murder and betrayal at NASA. When a veteran astronaut dies mysteriously during a routine training flight, Mark Koskinen, the rookie astronaut who survives the crash, finds himself >>

It begins in 1964 with the sudden and unexpected death of Sergai Korolev, the man who ran the Soviet Space Program. Young Yuri Ribko, an engineering student working for one of the Korolev's bureaus, is >>

It's 2005, and the world has changed. International terrorists have released a genetically modified disease, called X-Pox, on the world. There is no greater challenge to medicine than finding a cure. Biochem >>

Deke Slayton was one of the first seven Mercury astronauts--and he might have been the first American in space. Instead, he became the first chief of American Astronaut Corps. It was Deke Slayton who selected >>