The latest news from NASA regarding the Space Shuttle! http://shuttlelaunch.org NASA selected Orbital Sciences Corp.'s, Technical Services Division in Greenbelt, Md., for the agency's Sounding Rockets Operations contract. http://shuttlelaunch.org/?12804381510 http://shuttlelaunch.org/?12804381510 NASA managers will discuss an upcoming spacewalk at the International Space Station during a news briefing at 1 p.m. CDT on Tuesday, Aug. 3. http://shuttlelaunch.org/?12804381511 http://shuttlelaunch.org/?12804381511 NASA is inviting the public to choose an area in northern Arizona where explorers will conduct part of the annual Desert Research and Technology Studies, known as Desert RATS. http://shuttlelaunch.org/?12804381512 http://shuttlelaunch.org/?12804381512 NASA personnel are among a group of international researchers who are in the Canadian Arctic assessing concepts for future planetary exploration as part of the Haughton-Mars Project, or HMP-2010. http://shuttlelaunch.org/?12804381513 http://shuttlelaunch.org/?12804381513 NASA is offering undergraduate students an opportunity to test an experiment in weightless science as part of the agency's Reduced Gravity Education Flight Program. http://shuttlelaunch.org/?12804381514 http://shuttlelaunch.org/?12804381514 A camera aboard NASA's Mars Odyssey spacecraft has helped develop the most accurate global Martian map ever. Researchers and the public can access the map via several websites and explore and survey the entire surface of the Red Planet. http://shuttlelaunch.org/?12804381515 http://shuttlelaunch.org/?12804381515