NASA is Building a Nuclear Reactor to Power Lunar and Martian Exploration!

In Photos: Jaw-Dropping Jupiter And Its Volcanic Moon Star In Latest Images From NASA Spacecraft

In the 1970s NASA assumed space tourism was imminent. The space shuttle was to launch so often that NASA would have to fill all the seats. The Office of Spaceflight considered two ideas: fly journalists, to report back, or “Unique Personalities,” including politicians, celebrities, and educators.

NASA SOFIA Observations Reveal a Spiral Galaxy’s Invisible, Opposing Arms