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Scott Kelly's new mission is on Earth

by Molly Wood , Stephanie Hughes and Shaheen Ainpour
Mar 8, 2018
The astronaut talks about his life and work in science.
Astronaut Scott Kelly says he's proof that someone who is “far from a genius” can become a scientist.
Bill Ingalls/NASA via Getty Images
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What the economy of Artemis can tell us about life on Earth

by Phoebe Unterman
Nov 28, 2017
Sci-fi writer Andy Weir predicts the future of space travel using today's air travel data.
A view of Earth appears over the lunar horizon from Apollo 11 before astronauts Neil Armstrong and Edwin Aldrin Jr. made their historic moon walk.
Photo by NASA/Newsmakers
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The Cassini mission has ended, but its legacy remains

by Sean McHenry
Sep 15, 2017
After 20 years, the Cassini spacecraft has met its end — and NASA is already looking at the next horizon.
A computer-animated still showing the Cassini spacecraft in its final orbit. After 13 years, the spacecraft ended its mission and began a final descent into Saturn's atmosphere, where it burned up.  
Courtesy of NASA/Jet Propulsion Lab
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