A-10 Thunderbolt (IMAGE) Southwest Research Institute Caption The Fairchild Republic A-10 Thunderbolt II was first introduced in the 1970s and is set to continue service through 2040. Southwest Research Institute will study the effects of aging on military aircraft through a contract worth up to $99 million with the United States Air Force. Credit U.S. Air Force Usage Restrictions Images/videos may be used by the media and the public for educational and informational purposes only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.