Air Traffic Management Technology Demostration-1 (ATD-1) Avionics Phase 2 Flight Test and Results

Abstract: NASA’s first Air Traffic Management Technology Demonstration (ATD-1) subproject successfully completed 19 days of flight…

Comparison of Several Global Mixing Performance Metrics for High-Speed Fuel Injectors

Abstract: To experimentally assess and compare the mixing performance of high-speed fuel injectors for scramjet engines,…

Early Navigation Performance of the OSIRIS-REx Approach to Bennu

Abstract: The New Frontiers-class OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer) mission is the first…

Fast Sensitivity-Based Optimal Trajectory Updates for Descent Operations Subject to Time Constraints

Abstract: The ability to meet a controlled time of arrival during a continuous descent operation will…

Using Wind Observations from Nearby Aircraft to Update the Optimal Descent Trajectory in Real-Time

Abstract: The ability to meet a controlled time of arrival during a continuous descent operation will…

Evaluating the Suitability of Commercial Clouds for NASA’s High Performance Computing Applications: A Trade Study

Abstract: NASA’s High-End Computing Capability (HECC) Project is periodically asked if it could be more cost…

A SysML Model Template for NASA Concurrent Engineering Studies

Abstract: Systems Engineers at NASA Langley’s Engineering Design Studio (EDS) have been developing a SysML** template…

A Formally Verified Floating-Point Implementation of the Compact Position Reporting Algorithm

Abstract: The Automatic Dependent Surveillance-Broadcast (ADS-B) system allows aircraft to communicate their current state, including position…

Snow Observations from Space: an Approach to Map Snow Cover from Three Decades of Landsat Imagery Across Switzerland

Abstract: Snow accumulation is one of the most important forms of water storage. The natural cycle…

Water Vapor Column Measurements with Infrared Active Optical IPDA Lidar

Abstract: Development of a novel triple-pulsed 2-µm direct detection Integrated Path Differential Absorption (IPDA) lidar to…