Jan 15, 2013 — In a breathtaking video, astronauts talk of the Overview Effect: how their vision of the Earth — and our role in its future — changed once they saw it from space. It's high time we take their views seriously and act as a species to preserve our future.
Dec 13, 2012 — Commercial space travel is becoming a reality. Now people who have longed to go into space can buy a ticket, if they've got the cash. But are they healthy enough to make the voyage?
Nov 16, 2011 — NASA is advertising for new astronauts and would like to train them to travel as far as Mars.
Sep 7, 2011 — The longer missions of the future, the training needed to fly on Russian ships and other factors combine to create the need for 5 to 10 more, according to the group's report.