Weekly Maintenance
SOUTHWEST ASIA -- Airman 1st Class Abram Groves cleans the intake of an F-15 Eagle with a cleaning solution called penair Jan. 4. Groves is a crew chief with the 379th Expeditionary Air Maintenance Squadron. (U.S. Air Force photo by Airman 1st Class Nichole Adamowicz)
Mars Rover Spirit lands
FILE ART -- Mars Rover Spirit, currently on the red planet, used a radiation-resistant computer to guide it to a safe landing Jan. 4. The computer was developed by experts at the Air Force Research Laboratory at Kirtland Air Force Base, N.M. (Art courtesy of NASA)