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

The author, a former astronaut, argues that NASA should focus on a manned mission to Mars, with the long-range objective of establishing a permanent colony, and

A manned mission to Mars is faced with challenges and topics that may not be obvious but of great importance and challenging for such a mission. This is the fir

Alf, the space-alien living with the Tanners, threatens to fly to Mars when he is told to do more work around the house.

This classic on space travel was first published in 1953, when interplanetary space flight was considered science fiction by most of those who considered it at