This artist’s concept features NASA’s Mars Science Laboratory Curiosity rover, a mobile robot for investigating Mars’ past or present ability to sustain microbial life. Image credit: NASA/JPL-Caltech NASA will host a media teleconference at noon PST (3 p.m. ES... More »
Jean-Lou Chameau, the eighth president of the California Institute of Technology, announced his intent to step down from the position in a letter to the Caltech community today. Chameau plans to leave later this year. “President Chameau has served Caltech with... More »
This artist’s impression by the European Space Agency shows NASA’s Cassini spacecraft exploring the magnetic environment of Saturn. Image credit: ESA During a chance encounter with what appears to be an unusually strong blast of solar wind at Saturn, NASA’s Ca... More »
This collage of 72 individual radar-generated images of asteroid 2012 DA14 was created using data from NASA’s 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif. Image credit: NASA/JPL-Caltech An initial sequence of radar images of asteroid 201... More »
PASADENA — NASA experts will hold a teleconference for news media at 1 p.m. PST (4 p.m. EST) today to discuss a meteor that streaked through the skies over Russia’s Urals region this morning. Scientists have determined the Russia meteor is not related to aster... More »
A meteor seen flying over Russia on Feb. 15 at 3:20: 26 UTC impacted Chelyabinsk. Preliminary information is that this object was unrelated to asteroid 2012 DA14, which made a safe pass by Earth today. Image credit: Google Earth, NASA/JPL-CaltechPreliminary in... More »
According to NASA scientists, the trajectory of the Russian meteor was significantly different than the trajectory of the asteroid 2012 DA14, making it a completely unrelated object. Information is still being collected about the Russian meteor and analysis is... More »
This animated set of three images depicts asteroid 2012 DA14 as it was seen on Feb. 14, 2013, at a distance of 465,000 miles (748,000 kilometers). The animation was created by astronomers at the Remanzacco Observatory in Italy using observations obtained remot... More »
Diagram depicting the passage of asteroid 2012 DA14 through the Earth-moon system on Feb. 15, 2013. Image credit: NASA/JPL-Caltech NASA Television will provide commentary starting at 11 a.m. PST (2 p.m. EST) on Friday, Feb. 15, during the close, but safe, flyb... More »
This artist concept features NASA’s Mars Science Laboratory Curiosity rover, a mobile robot for investigating Mars’ past or present ability to sustain microbial life. Image credit: NASA/JPL-Caltech The National Space Club will honor NASA’s Curiosity/Mars Scien... More »
Sun glint off a sea ice lead in an otherwise heavily ridged ice pack, Canada Basin (Arctic Ocean). Image credit: NASA New research using combined records of ice measurements from NASA’s Ice, Cloud and Land Elevation Satellite (ICESat), the European Space Agenc... More »
NASA’s MAVEN spacecraft recently completed assembly and has started environmental testing. In the Multipurpose Test Facility clean room at Lockheed Martin, technicians installed the orbiter’s two solar arrays prior to a modal test.(Courtesy Lockheed Martin). N... More »
