NASA aircraft arrive at the hangar. (IMAGE) NASA/Goddard Space Flight Center Caption NASA aircraft arrive at the hangar. The DC-8, left, which is the largest flying science laboratory in the world, and the Gulfstream-III, right, will cruise over multiple cities to collect data on air quality and urban emissions as part of the STAQS and AEROMMA missions. Credit Credits: NASA/Jhony Zavaleta Usage Restrictions No restrictions. License Public Domain 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.