What's Our Next Step?

What's Our Next Step?
What's Our Next Step? Forty years have passed since human beings first walked on the surface of the Moon. This is astronaut Buzz Aldrin's boot, creating what would become one of the most iconic images of the 20th century—a human footprint in the grainy soil of another world. On page 4, Buzz and executive director Louis D. Friedman offer their opinions about our next steps off Earth. NASA

"We're changing the world. Are you in?"
- CEO Bill Nye

Sign up for email updates