Dark Material in Fractures on Europa's Surface Is Sea Salt, New Research Suggests

The darker-colored material within the fractures and elsewhere on Europa’s surface might be sea salt brought up from the ocean below. Image Credit: NASA/JPL/Ted Stryk

For over a decade, scientists have been curious about the long fractures on Europa’s icy surface and the darker-colored material they contain, as well as other relatively young geological […]

After EFT-1, Orion Crew Module Subjected to Intense Heat Shield Inspection

Engineers from NASA’s Ames Research Center in Moffett Field, California, and NASA’s Marshall Space Flight Center in Huntsville, Alabama, remove segments of a heat-resistant material called Avcoat from the surface of the Orion heat shield, the protective shell designed to help the next-generation crew module and its future occupants withstand the heat of atmospheric […]

Orbital ATK and NASA Release Initial Findings From SLS Booster QM-1 Test Fire

Orbital ATK’s SLS solid rocket booster Qualification Motor-1 (QM-1) test fire March 11, 2015, at the company’s test stand in Promontory, Utah. Photo Credit: Mike Killian / AmericaSpace

The solid rocket booster that will propel NASA’s skyscraper-size Space Launch System (SLS) rocket and its Orion spacecraft on deep space missions in the coming years […]

XCOR’s Lynx Spaceplane Meets Development Milestone Leading Up to First Test Flight

The XCOR Lynx Mark I vehicle being fabricated at the Mojave Air and Space Port in Mojave, CA.  Photo: Mike Massee / XCOR Aerospace

The XCOR Lynx Mark I vehicle being fabricated at the Mojave Air and Space Port in Mojave, Calif. Photo: Mike Massee / XCOR Aerospace

XCOR Aerospace proudly announced continued progress on its Lynx spaceplane, a suborbital spacecraft designed to take humans and payloads to the edge of space. The Lynx strakes, a major portion […]

Next Air Force X-37B Flight To Launch May 20 Carrying NASA Materials Science Experiment

Recovery crew members process the X-37B Orbital Test Vehicle at Vandenberg Air Force Base after completing 674 days in space. A total of three X-37B missions have been completed, totaling 1,367 days on orbit. The X-37B will be equipped with a NASA materials exposure experiment with nearly 100 samples focusing on polymers, composites, and […]

Enceladus' Water Geysers May Be 'Curtain Eruptions' According to New Study

The water vapor jets on Enceladus are now thought to mostly be more like diffuse “curtains” rather than separate plumes. Image Credit: NASA/JPL-Caltech/SSI/PSI

The water vapor geysers on Saturn’s moon Enceladus are one of the most fascinating phenomena in the Solar System; the jets spray far out into space in a dazzling display unseen […]

First GPS III Satellite Fully Integrated, Being Readied for Testing

An artist’s rendering of Lockheed Martin’s GPS III satellite in operation. Image Credit: Lockheed Martin

The development of the most advanced Global Positioning System (GPS) satellite ever built reached an important milestone within the last month. Lockheed Martin announced that the system module of its first next-generation GPS III satellite (Space Vehicle One, or […]

Astronomers Find First Evidence of Possible Volcanic Activity On a Super-Earth Exoplanet

Artist’s conception of super-Earth exoplanet 55 Cancri e, before and after volcanic activity on its day side. The surface may be partially molten. Image Credit: NASA/JPL-Caltech/R. Hurt

Discovering new exoplanets has become rather routine in the last few years, but determining just what conditions exist on any of them is naturally more difficult, since […]

SpaceX, NASA Discuss Forthcoming Dragon Pad Abort Test

SpaceX Vice President of Mission Assurance Hans Koenigsmann (left) and NASA Commercial Crew Program Partner Manager Jon Cowart take questions during today’s Pad Abort Test Briefing at the Kennedy Space Center (KSC). Photo Credit: NASA

Barely a week since the successful launch of the TurkmenÄlem52E/MonacoSat payload to Geostationary Transfer Orbit (GTO), SpaceX will again […]

New Horizon's Best Images of Pluto Yet Reveal Terrain and Possible Polar Ice Cap

New Horizons LORRI Optical Navigation Campaign 3, showing a full orbit of the dwarf planet’s moon Charon around Pluto, as well as a full rotation of Pluto itself. Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

NASA’s nuclear-powered New Horizons spacecraft has turned Pluto from an astronomy object with just a pinpoint […]