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Learn how NASA uses robotics to explore Earth, the solar system and beyond.
Atlantis and crew will deliver two gyroscopes, equipment and ExPRESS logistics carriers to the space station.
NASA Goddard Space Flight Center is recognizing award-winning artwork honoring NASA Spinoff technology that was used to restore the Statue of Liberty.
NASA Administrator Charles Bolden and Secretary of Education Arne Duncan hosted Washington area students for a live discussion with Expedition 21 astronauts aboard the space station.
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How much do you know about changing sea level and its potential impact on coastal populations? Test your knowledge with this quiz.
NASA Astrophysicist John Mather, recipient of the Nobel Prize in Physics 2006, will answer video questions uploaded on YouTube.
Learn more about the new generation of space vehicles that will take crews to the International Space Station, return humans to the moon and even expand humankind's reach out into the solar system.
Learn about NASA's newest rockets.
How many moons does Mars have? How long is a day on Mars? Find answers to these questions and more!
Buzz Lightyear rolled triumphantly down Disney's Main Street to mark a successful stay on the International Space Station.
› Putting It Together Game
Grab a telescope, binoculars or just a lawn chair, and head out to the backyard for a night of cosmic sightseeing.
To commemorate the release of the 2009 Louis Braille Bicentennial Silver Dollar, NASA's STS-125 mission flew two of the coins aboard during the Hubble Servicing Mission.
The theme of this year's Earth Science Week -- "Understanding Climate" -- promotes scientific understanding of a timely and vital topic: Earth's climate.
How will the crater created by the LCROSS impactor compare in size to other craters on the moon? Watch this video to find out!
NASA's new Station Spacewalk Game gives players the experience of what it's like to work outside a spacecraft.
NASA is with you when you fly. See NASA innovations found on commercial, military and other aircraft.
Read about the people who teach astronauts how to wear and work in spacesuits; meet suit designers, technicians and engineers; and learn more about people who work behind the scenes of spacewalks.
NASA Administrator Charles F. Bolden speaks to students during a visit to Davis Elementary School, Friday, Sept. 11, 2009, in Washington.
Check out this interactive feature and learn about the different parts of a spacesuit.