Image of the DayThis is a cropped view of the first Navcam stereo mosaic from Spirit at Gusev crater. To see the image...Expedition 11 Flight Engineer John Phillips smiles after a successful landing in Kazakhstan on Monday, October 10. Phillips and his...St. Thomas, St. John, Tortola and Virgin Gorda are the four main islands (front to back) of this east-looking view...Astronaut Daniel Tani, Expedition 16 flight engineer, participates in the second of five scheduled spacewalks as construction continues on the...NASA Administrator Michael Griffin (right) and Associate Administrator for Space Operations William Gerstenmaier inspect Space Shuttle Discovery after the landing...This view of Space Shuttle Discovery at the launch pad was taken while the STS-120 crew was at Kennedy Space...Astronauts Patrick Forrester (left) and Steven Swanson participate in the STS-117 mission's fourth and final spacewalk. Among other tasks, Forrester...This artist concept illustrates how a massive collision of objects perhaps as large as the planet Pluto smashed together to...A mock-up of the Orion space capsule heads to its temporary home in a hangar at NASA's Langley Research Center...View From Above Spirit on Mars This mosaic image taken by the navigation camera on the Mars Exploration Rover Spirit...Workers at NASA's Lewis (now Glenn) Research Center observe as a commuter transport engine undergoes testing in the Icing Research...Workers position the tail cone on the Space Shuttle Discovery in preparation for its return to NASA's Kennedy Space Center...Backdropped by the blackness of space, the Pirs docking compartment on the International Space Station was photographed by a crew...Carrying the Expedition 12 crew, a Soyuz TMA-7 that launched a few days earlier from the Baikinour Cosmodrome in Kazakhstan...Space Shuttle Discovery landed on runway 15 at Kennedy Space Center's Shuttle Landing Facility at 9:14 a.m. EDT on Monday,...The side of a crater surrounding the Mars Exploration Rover Opportunity at Meridiani Planum on Mars can be seen in...The Alps may be more famous, but the Pyrenees have been around much longer - tens of millions of years...Space Shuttle Atlantis and the STS-117 crew returned home safely today, completing their 14-day mission to the International Space Station....The U.S. Air Force Thunderbirds fly past Launch Pad 39A at NASA's Kennedy Space Center in commemoration of NASA's 50th...Cassini conducts its first close flyby of Saturn's icy moon Enceladus (en-SELL-uh-duss) at a distance of approximately 1,180 kilometers (730...When it was constructed in 1969, the Space Power Facility (SPF) was the world's largest vacuum chamber. It stands more...The Space Shuttle Discovery hitched a ride on NASA's modified Boeing 747 Shuttle Carrier Aircraft for the flight from the...NASA and the Russian space agency kicked off a new era in international space cooperation in June of 1995, when...This image from NASA's Hubble Space Telescope shows the diverse collection of galaxies 450 million light-years away in cluster Abell...This stunning image features the heat shield impact site of NASA's Mars Exploration Rover Opportunity. This is an approximately true-color...The ancient site of Carthage in North Africa is seen in this photo taken by the International Space Station's Expedition...The STS-121 crewmembers gather for an in-flight crew photo. From the left (bottom) are astronauts Stephanie D. Wilson, mission specialist;...The Hubble Space Telescope's latest image of the star V838 Monocerotis (V838 Mon) reveals dramatic changes in the illumination of...At the NASA Kennedy Space Center's Shuttle Landing Facility, the first of the aircraft carrying STS-123 crew members is ready...What if you saw your shadow on Mars and it wasn't human? Then you might be the Mars Exploration Rover...In 2002, NASA produced the Blue Marble, the most detailed true-color image of the Earth's surface ever produced. Using data...Somewhat of a different angle showing shuttle Discovery's vertical stabilizer and some of the cargo in the payload bay was...Robert Goddard, a pioneer in rocket development, received patents for a multi-stage rocket and liquid propellants in 1914 and published...NASA's Spitzer Space Telescope, then known as the Space Infrared Telescope Facility, launches from the Cape Canaveral Air Force Station...Cassini peers around the hazy limb of the frigid moon Titan to spy the sunlit south pole of Saturn in...How can something as big as a star go undetected? The answer is dust. Stellar nursery DR21 is shrouded in...Apollo 12 astronaut Alan Bean climbs down the lunar module Intrepid, joining Pete Conrad on the moon, November 19, 1969.A Boeing Delta II rocket, left, fires its engines on Saturday, Nov. 20, sending NASA's Swift satellite into orbit from...Roll-out of the Progress 24 vehicle occurred on schedule at 7:00 a.m., Jan. 16, 2007 at the Baikonur Cosmodrome, Kazakhstan....Aviator Charles Lindbergh took this picture of Robert H. Goddard's rocket, as he peered down the launching tower on Sept....