NASA NASA

Crew members on one of the simulated Mars missions this spring included Pitchayapa Jingjit (from left), Becky Parker, Elijah Espinoza and Esteban Ramirez. Community college students and teachers in real life, the team members spent a week in the Utah desert, partly to experience the isolation and challenges of a real trip to Mars. Rae Ellen Bichell/NPR hide caption

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Rae Ellen Bichell/NPR

To Prepare For Mars Settlement, Simulated Missions Explore Utah's Desert

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The Apollo 11 capsule in in sore need of restoration, conservation specialists say, if it's to last another 50 years. Even the adhesive that helps holds stuff in place is losing its stickiness, and some objects inside are starting to pop off. Shelby Knowles/NPR hide caption

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Shelby Knowles/NPR

Moonwalkers' Apollo 11 Capsule Gets Needed Primping For Its Star Turn On Earth

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NASA's 2017 astronaut candidates round up for a group photo on Tuesday at Ellington Field near Johnson Space Center. The 12 pictured are, front row, left to right, Zena Cardman, Jasmin Moghbeli, Robb Kulin, Jessica Watkins, Loral O'Hara; back row, left to right, Jonny Kim, Frank Rubio, Matthew Dominick, Warren Hoburg, Kayla Barron, Bob Hines and Raja Chari. NASA hide caption

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NASA

Meet Your Lucky Stars: NASA Announces A New Class Of Astronaut Candidates

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An artist's conception of the KELT-9 system, which has a host star (left) that's almost twice as hot as our sun. The hot star blasts its nearby planet KELT-9b, leading to a dayside surface temperature of around 7,800 degrees Fahrenheit. NASA/JPL-Caltech/R. Hurt (IPAC) hide caption

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NASA/JPL-Caltech/R. Hurt (IPAC)

Scientists Discover A Scorched Planet With A Comet-Like Tail

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An artist's rendering of the newly named Parker Solar Probe spacecraft approaching the sun. Johns Hopkins University Applied Physics Laboratory hide caption

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Johns Hopkins University Applied Physics Laboratory

NASA Plans To Launch A Probe Next Year To 'Touch The Sun'

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This image shows Jupiter's south pole, as seen by NASA's Juno spacecraft from an altitude of 32,000 miles. The oval features are cyclones, up to 600 miles in diameter. NASA/JPL-Caltech/SwRI/MSSS/Betsy Asher Hall/Gervasio Robles hide caption

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NASA/JPL-Caltech/SwRI/MSSS/Betsy Asher Hall/Gervasio Robles

Juno Spacecraft Reveals Spectacular Cyclones At Jupiter's Poles

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Isabel Seliger for NPR

Total Failure: When The Space Shuttle Didn't Come Home

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This composite of 30 images of asteroid 2014 JO25 was generated with radar data collected using NASA's Goldstone Solar System Radar in California's Mojave Desert. NASA/JPL-Caltech/GSSR hide caption

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NASA/JPL-Caltech/GSSR

The United Launch Alliance Atlas V rocket, with the Orbital ATK Cygnus pressurized cargo module, stands ready for launch on the pad at Space Launch Complex 41 at Cape Canaveral Air Force Station in Florida. United Launch Alliance hide caption

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United Launch Alliance