Image of the DayIn October 2012, satellites measured subtle signals that suggested volcanic activity on remote Heard Island. These images, captured several months...Springtime in the Bay of Biscay, off the coast of France, as in most places, is a season of abundant...The spinning vortex of Saturn's north polar storm resembles a deep red rose of giant proportions surrounded by green foliage...This image of Saunders Island and Wolstenholme Fjord with Kap Atholl in the background was taken during an Operation IceBridge...The window in the sidewall of the 8- by 6-foot supersonic wind tunnel at NASA's Glenn Research Center shows a...Left and right eyes of the Navigation Camera (Navcam) in NASA's Curiosity Mars rover took the dozens of images combined...Following a session of Robonaut 2 operations controlled by ground personnel, Expedition 35 Flight Engineer Chris Cassidy has a few...NASA launched the Earth Observing System's flagship satellite "Terra," named for Earth, on December 18, 1999. Terra has been collecting...The Orbital Sciences Corporation Antares rocket is seen as it launches from Pad-0A of the Mid-Atlantic Regional Spaceport (MARS) at...Astronomers have used NASA's Hubble Space Telescope to photograph the iconic Horsehead Nebula in a new, infrared light to mark...VANDENBERG AFB, Calif. – Technicians work on the payload fairing that will protect NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft...IceBridge closed out the fourth week of its Arctic campaign with a flight over the striking landscape of eastern Greenland's...NASA's remotely piloted X-48C hybrid-wing-body subscale aircraft, which demonstrates technology concepts for cleaner and quieter commercial air travel, completed an...The soft glow in this image is NGC 2768, an elliptical galaxy located in the northern constellation of Ursa Major...A new era in space flight began on April 12, 1981, when Space Shuttle Columbia, or STS-1, soared into orbit...Using advanced Solar Electric Propulsion (SEP) technologies is an essential part of future missions into deep space with larger payloads....(3 April 2013) -- This close-up picture of a Zvezda Service Module array, reflecting bright rays of the sun, thus...This image taken by the Solar Dynamics Observatory's Atmospheric Imaging Assembly (AIA) instrument at 171 Angstrom shows the current conditions...In northwest Australia, the Great Sandy Desert holds great geological interest as a zone of active sand dune movement. While...The Pioneer 11 spacecraft launched from Cape Canaveral forty years ago, on April 5, 1973. Pioneer 11's path through Saturn's...On March 17, 2013, NASA's Uninhabited Aerial Vehicle Synthetic Aperture Radar (UAVSAR) acquired synthetic aperture radar data over the Napo...Almost since the dawn of powered flight, military aircraft have benefitted from NASA aeronautics research. Back then - in 1917...Alaskan mountains seen from high altitude aboard the NASA P-3B during the IceBridge transit flight from Thule to Fairbanks on...One of the Expedition 35 crew members aboard the Earth-orbiting International Space Station exposed this 400 millimeter night image of...A solar prominence began to bow out and the broke apart in a graceful, floating style in a little less...The Soyuz TMA-08M rocket launches from the Baikonur Cosmodrome in Kazakhstan on Friday, March 29, 2013 (Thursday, March 28, U.S....Russian security forces and their dog walk along the train track to the Soyuz launch pad, Tuesday, March 26, 2013...The Soyuz rocket is rolled out to the launch pad by train on Tuesday, March 26, 2013, at the Baikonur...The Colorado Plateau spans northern Arizona, southern Utah, northwestern New Mexico, and southwestern Colorado. This physiographic province is well known...On March 21, 2013, the P-3B aircraft waits outside the hangar at Thule Air Base with the Greenland Ice sheet...Each spring and summer, as the air warms up and the sunlight beats down on the Greenland ice sheet, sapphire-colored...JSC2013-E-017269 (16 March 2013) -- The Soyuz TMA-06M spacecraft lies passively on its side March 16 after bringing home Expedition...Marine stratocumulus clouds stretched across the southern Indian Ocean in early March 2013. The Moderate Resolution Imaging Spectroradiometer (MODIS) on...What caused this outburst of V838 Mon? For reasons unknown, star V838 Mon's outer surface suddenly greatly expanded with the...Expedition 34 Flight Engineer Evgeny Tarelkin, left with flowers, Flight Commander Kevin Ford of NASA, center with flowers, and Soyuz...This image was taken by the High Resolution Imaging Science Experiment (HiRISE) flying onboard the Mars Reconnaissance Orbiter mission. Gully...March is the annual celebration of National Women's History Month. In this image from Jan. 30, 2008, Expedition 16 commander...With their scheduled stay onboard the International Space Station headed toward its final days, three members of the Expedition 34...As big as a tennis court and as tall as a four-story building, a full-scale model of the James Webb...Puffy white exhaust contrails stream from the engines of NASA's DC-8 flying laboratory in this image taken from an HU-25...