Image of the DayAstronaut Mark Lee tests the new backpack called Simplified Aid for EVA Rescue (SAFER), a system designed for use in...Cygnus X hosts many young stellar groupings. The combined outflows and ultraviolet radiation from the region's numerous massive stars have...NASA Administrator Charles Bolden speaks to attendees at the Banana Creek viewing area prior to the launch of the Mars...The Atlantic Ocean provides a backdrop as the United Launch Alliance Atlas V rocket clears the tower at Space Launch...In the Payload Hazardous Servicing Facility at NASA's Kennedy Space Center in Florida, technicians inspect under NASA's Mars Science Laboratory...Russian support personnel work to help get crew members out of the Soyuz TMA-02M spacecraft shortly after the capsule landed...Expedition 29 Commander Mike Fossum, left, and flight engineers Sergei Volkov, center, and Satoshi Furukawa, sit in chairs outside the...Mars' Claritas Fossae region is characterized by systems of "graben" running mainly north-west to south-east. A graben forms when a...This false-color mosaic from NASA's Cassini spacecraft shows the tail of Saturn's huge northern storm. In mid-September 2004, the Cassini...NASA's Lunar Reconnaissance Orbiter science team released the highest resolution near-global topographic map of the moon ever created. This new...Apollo 11 Commander Neil Armstrong speaks to Congress at a ceremony that honored fellow astronauts John Glenn, Buzz Aldrin and...Helicopters and rotorcraft provide many useful civil and military functions without the need for airports and runways. However, accurately predicting...The Soyuz TMA-22 rocket is seen on the launch pad during a snow storm the morning of the launch of...The Apollo 16 Lunar Module "Orion" is photographed from a distance by astronaut Charles M. Duke Jr., Lunar Module pilot,...The star-forming region, 30 Doradus, is one of the largest located close to the Milky Way and is found in...Engineers at NASA Langley conducted the third drop test of the Orion test article as part of Phase 1 water...From left , Space Shuttle Atlantis STS-135 Pilot Doug Hurley, Mission Specialist Sandy Magnus, Commander Chris Ferguson and Mission Specialist...On Feb. 12, 1984, astronaut Bruce McCandless, ventured further away from the confines and safety of his ship than any...Thousands of sparkling young stars nestled within the giant nebula NGC 3603. This stellar "jewel box" is one of the...Astronaut Alan L. Bean, Lunar Module pilot, pauses near a tool carrier during the Apollo 12 spacewalk on the moon's...Pushing the limits of its powerful vision, NASA's Hubble Space Telescope uncovered the oldest burned-out stars in our Milky Way...For astronomers, it's always been a source of frustration that the nearest white dwarf star is buried in the glow...This image, which combines orbital imagery with 3-D modeling, shows flows that appear in spring and summer on a slope...Expedition 1 Commander Bill Shepherd (center) is flanked by Soyuz Commander Yuri Gidzenko (right) and Flight Engineer Sergei Krikalev (left)...The Delta II rocket with it's NPOESS Preparatory Project (NPP) spacecraft payload is seen as the service structure is rolled...On Friday, Oct. 28, 2011, an arc of light illuminates the pre-dawn sky at Vandenberg Air Force Base, Calif., as...Since July 2011, heavy monsoon rains in southeast Asia have resulted in catastrophic flooding. In Thailand, about one third of...NASA, space science industry and government officials are seen in front of a full-size model of NASA's James Webb Space...Infrared images from NASA's Spitzer Space Telescope and the Wide-field Infrared Survey Explorer, or WISE, were combined in this image...NEEMO 15 Commander Shannon Walker (NASA) and fellow aquanaut David Saint-Jacques (Canadian Space Agency) use a small telescoping boom as...This artist's concept illustrates a young, red dwarf star surrounded by three planets. Such stars are dimmer and smaller than...On Oct. 22, 1968, the Apollo 7 crew is welcomed aboard the USS Essex, the mission's prime recovery ship. This...This interacting pair of galaxies is included in Arp's catalog of peculiar galaxies as number 148. Arp 148 is the...All six Pratt Whitney Rocketdyne space shuttle main engines from Endeavour's STS-134 and Atlantis' STS-135 missions sit in test cells...This swirling landscape of stars is known as the North America Nebula. In visible light, the region resembles North America,...This image from NASA's Spitzer Space Telescope shows what lies near the sword of the constellation Orion - an active...Insignias from each of six manned Mercury 7 missions and autographs of the original seven NASA astronauts encircle the Mercury...Chandra has detected more than 14,000 stars in the Carina Nebula, a star-forming region in the Sagittarius-Carina arm of the...This image of galaxy cluster MACS J1206.2-0847 (or MACS 1206 for short) is part of a broad survey with NASA's...On Oct. 11, 2011, NASA officially transferred title and ownership of space shuttle Endeavour to the California Science Center during...
