NASA researcher Dennis Iannicca adjusts a control board in the Mobile Operations Facility to gather Automatic Dependent Surveillance-Broadcast signal data at NASA’s Armstrong Flight Research Center in Edwards, California on Sept. 23, 2024.

Working in the Mobile Operations Facility at NASA’s Armstrong Flight Research Center in Edwards, California, NASA Advanced Air Mobility researcher Dennis Iannicca adjusts a control board to capture Automatic Dependent Surveillance-Broadcast (ADS-B) data during test flights. The data will be used to understand ADS-B signal loss scenarios for air taxi flights in urban areas.