Stepping Stones to NASA’s Human Missions Beyond

“That's one small step for (a) man; one giant leap for mankind.” When Neil Armstrong took his first steps on the moon, many strides came before to achieve that moment in history. The same is true for a human mission to Mars. One step towards that journey begins Friday, when NASA Astronaut Scott Kelly will begin his mission to make history as the first American to spend a year in space. http://1.usa.gov/1yCwHFX

Stepping Stones to NASA’s Human Missions Beyond

NASA astronaut Scott Kelly and Roscosmos cosmonaut Mikhail Kornienko will embark on the first joint U.S.-Russian one-year mission, underscoring the “international” in International Space Station as the partners exemplify...