Abstract: Gas tungsten arc welding (GTAW) is a vital fusion welding process widely used throughout the…
Author: New NASA STI
Inertial Weldment of Rhenium and Inconel 718
Abstract: Inertia welding has been found to be a successful method for joining pure rhenium to…
Summary Report on Phase I and Phase II Results From the 3D Printing in Zero-G Technology Demonstration Mission (Volume II.)
Abstract: In-space manufacturing seeks to develop the processes, skill sets, and certification architecture needed to provide…
Tholins as Coloring Agents on Pluto and Other Icy Solar System Bodies
Abstract: Tholins are refractory organic solids of complex structure and high molecular weight, with a wide…
Xeropreservation of Functionalized Lipid Biomarkers in Hyperarid Soils in the Atacama Desert
Abstract: Our understanding of long-term organic matter preservation comes mostly from studies in aquatic systems. In…
Precomputing Process Noise Covariance for Onboard Sequential Filters
Abstract: Process noise is often used in estimation filters to account for unmodeled and mismodeled accelerations…
Systems Engineering Challenges for GSFC Space Science Mission Operations
Abstract: The NASA Goddard Space Flight Center Space Science Mission Operations (SSMO) project currently manages19 missions…
Solar Wind Implantation into Lunar Regolith II: Monte Carlo Simulations of Hydrogen Retention in a Surface with Defects and the Hydrogen (H, H2) Exosphere
Abstract: Recently, the near-infrared observations of the OH veneer on the lunar surface by the Moon…
A Planet for Goldilocks: The Search for Evidence of Life Beyond Earth
Abstract: A Planet for Goldilocks: The Search for Evidence of Life Beyond Earth "Not too hot,…
A Summary of NASA Research Exploring the Acoustics of Small Unmanned Aerial Systems
Abstract: Proposed uses of small unmanned aerial systems (sUAS) have the potential to expose large portions…