Destination: Russia. On the eve of the first manned mission to Mars, Secret agent Jack Stalwart learns that the mission's chief rocket engineer has disappeared.

On the eve of the first manned mission to Mars, a madman has kidnapped the space project's chief engineer. Can Secret Agent Jack Stalwart save the day and keep

Jack finally receives a coded message from his brother Max, possibly detailing his whereabouts. But duty calls, and Jack is whisked away to the sweltering savan

It was all part of man's greatest adventure--landing men on the Moon and sending a rover to Mars, finally seeing the edge of the universe and the birth of stars

David Lasser stands as one of the least-known but extraordinary pioneers of spaceflight. In 1930 he founded the American Interplanetary Society (AIAA) -- the sa