Halloween brings celestial treats in the night sky.
› View the Oct. 31 Night Sky →
Melissa Rey from Chesterfield, Mo., was named "America's Top Young Scientist" at the 2008 Discovery Education 3M Young Scientist Challenge.
Be a part of the first mission dedicated to understanding the effects of aerosols and solar variability on climate by sending your name around Earth!
Astronaut Greg Chamitoff is aboard the International Space Station 220 miles above Earth. He is ready to answer your questions.
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Let the robot Automa guide you through an interactive tour of clickable models and exhibits, video galleries, astronauts and more.
This weekly Web comic follows the adventures of Alkina, a humanoid alien, and Epo, a spaceship/observatory. New episodes appear each Monday.
Grab a telescope, binoculars or just a lawn chair, and head out to the backyard for a night of cosmic sightseeing.
More than 300 students have swelled JPL's ranks this summer, hailing from high schools, community colleges, four-year universities and graduate schools across the country.
See some of the greatest pictures taken by the Hubble Space Telescope. Planets, stars, nebulae and galaxies are all showcased in this gallery.
Jupiter and its moons make an appearance in the night sky this month.
Thousands of NASA pictures, videos and films are ready for you to search, share or create a slideshow.
This new Web site has the latest information about how NASA is helping firefighters battle blazes and helping scientists understand the impact of fires and smoke on Earth's climate and ecosystems.
Do you ever wonder how big the moon is? Watch this video featuring Disney/Pixar's Wall-E to find out!
Learn about the men and women who helped determine the course of aviation.
Learn more about the shuttle missions by playing these games.
The robot star of Disney/Pixar's "WALL-E" will host an educational lesson on robotics.
See the space ranger take a tour of the International Space Station.
Are you ready to go to the edge of the galaxy?
Watch a video showing how NASA plans to send explorers to the moon and build a lunar outpost.
Celebrate Buzz's spaceflight and the STS-124 mission by completing the five "mini-missions" in the NASA Kids' Club.