October 17, 2025 January 2010, “Assessment of Fuel Burn and Emissions Impacts of Surface Traffic Optimization Concepts,” FAA-NEXTOR-GMU 2nd Annual Workshop (Innovations in NAS-wide Simulation) in support of NextGen benefits analysis, Fairfax, VA. Share this Related Stories See all news ARCLab for Space.com: Is low Earth orbit getting too crowded? New study rings an alarm bell New prediction model could improve the reliability of fusion power plants See all news