Keyword: Soils

Briefs: Mechanical & Fluid Systems

NASA Glenn researchers have developed a spoked drive mechanism for robots and other vehicles that is capable of two rotational modes. This robust ground traction (drive) assembly for remotely controlled vehicles...

Briefs: Communications
Heterogeneous Spacecraft Networks

Heterogeneous Spacecraft Networks (HSNs) are network environments in which spacecraft from different missions and institutions can communicate with each other at a low cost and with low impact on overall system resources. The technology of heterogeneous wireless networks has yet to be extended to space networks,...

Articles: Imaging

The Near-Earth Object Camera (NEOCam) is part of a proposed NASA mission to find potentially hazardous asteroids. In a Q&A with Photonics & Imaging Technology, NEOCam principal...

Briefs: Software
Predicting Magnetospheric Relativistic >1 MeV Electrons

There is an association between High-Intensity Long-Duration Continuous AE (HILDCAA) activity intervals and the acceleration of relativistic >1 MeV electrons in the magnetosphere. All of the HILDCAAs that occurred in solar cycle 23 (SC23) from 1995 to 2008 led to the acceleration of...

Briefs: Mechanical & Fluid Systems
Planetary Ice Mining by Down-Hole Energy Injection

Ice has been discovered on Mars and is present in the permanently shadowed craters on the Moon and on many asteroids. The ice is usually buried beneath an overburden of regolith. Evidence indicates this overburden may be a meter deep in some locations for the Moon; for Mars, it varies with...

Briefs: Mechanical & Fluid Systems

A working prototype of a non-explosive, static rock splitter for space exploration using shape memory alloys (SMAs) as the driving member also has terrestrial applications. The static, compact,...

Briefs: Aerospace
Soil Remediation with Plant-Fungal Combinations

This work applies to remediation and restoration of soil contaminated by fuel, polychlorinated biphenyl (PCB) wastes, etc. While there can be a beneficial effect of microbial communities, individual plant-fungus combinations can vary in their efficacy in removing pollutants from the environment....

Briefs: Mechanical & Fluid Systems
NEO Hunter Seeker Micro-Spacecraft and Mission Concept

The area of research known as “Planetary Defense” is largely concerned with identifying and tracking asteroids that could impact Earth. The vast majority of asteroids that pose such a risk are known as “Near Earth Asteroids/Objects” or NEAs and NEOs. Some of them are unknown,...

Briefs: Mechanical & Fluid Systems

Multipath, multistage, erosion-resistant flow control valves have been developed that can sustain the extremely high pressure of deep oil wells. Fitting in the...

Briefs: Mechanical & Fluid Systems

The current coring bit and percussive drilling style works very well for strong rocks; however, when coring into weak, crumbling rock, the core tends to break apart and simply...

Briefs: Sensors/Data Acquisition
Multiple-Frequency-Band Software-Defined Radiometer

Remote sensing — the use of spacebased satellite technologies to obtain information on environmental variables — in combination with other types of data, can provide information on changes in the Earth’s surface and atmosphere that are critical for weather forecasting and responding to...

Briefs: Mechanical & Fluid Systems

During any winding or unwinding action, a tether may experience unexpected changes in tension. For example, the load being wound could become stuck and stop...

Application Briefs: Aerospace
Energid Technologies
Cambridge, MA
617-401-7090
www.energid.com

For obvious reasons, conditions on lunar and planetary surfaces can...

Articles: Imaging

In mid-October, a NASA-developed software called AEGIS was uploaded to the Mars Science Laboratory (MSL) rover. The AEGIS technology, winner of NASA’s 2011 Software of the Year award, will soon...

Briefs: Mechanical & Fluid Systems
Torque Plug Actuator Design for Sample Return Sample Tubes

During the transportation of any sample material, it is important to ensure that no damage or contamination of the sample occurs while in transit. This concept is extremely important within the sample caching rover sample return architecture. Adequately sealing the sample tubes is...

Briefs: Information Technology
NASA App

The NASA App showcases a huge collection of the latest NASA content in a mobile optimized format, including images, videos on-demand, NASA Television, mission information, news and feature stories, tweets, ISS sighting opportunities, satellite tracking, Third Rock Radio, featured educational content, and much more for iOS and Android...

Briefs: Sensors/Data Acquisition
SMAP SDS Science Processing and Data Management System

The Science Processing and Data Management (SPDM) system’s primary functions are to control and monitor science processes and data products for Soil Moisture Active Passive (SMAP) Science Data System (SDS). SPDM adapts the Apache/OODT Framework 0.3 as the basic infrastructure. Although the...

Briefs: Green Design & Manufacturing
Digital Elevation Model Maker (DEMmaker)

The DEMmaker suite of software applications produces data products containing surface shape, reflectivity, and geomorphology (craters and rocks) for a desired planetary surface based on statistically accurate size and frequency distributions of geologic and surface impact features. The current version can...

Briefs: Mechanical & Fluid Systems
Pneumatic Conveying of Lunar Regolith Simulant

Planetary regolith (dust) is an aggregation of various minerals and different particle sizes. Collection, storage, processing, and disposal of this material are very challenging in the harsh planetary environment. Extraterrestrial operations involving In-Situ Resource Utilization (ISRU) require...

Briefs: Robotics, Automation & Control
Mars Science Laboratory Flight Software for Autonomous Drilling

One of the goals of the Mars Science Laboratory (MSL) mission is to collect powderized samples from the interior of rocks and deliver them to onboard science instruments. This goal is achieved using the algorithms and software that control the drill hardware to produce a system that...

Briefs: Information Technology
iPhone App to Facilitate Airborne Radar Operations

The Uninhabited Aerial Vehicle Synthetic Aperture Radar (UAVSAR) is an Earth imaging radar that flies on a Gulf-Stream Jet. Its mission is to collect data for NASA scientists who are using Synthetic Aperture Radar to develop methods for monitoring changes in the Earth’s surface. As with many...

Briefs: Robotics, Automation & Control

The Centaur 2 (C2) platform is a compact vehicle with four independently steered and actuated wheel pods, allowing the vehicle to pivot in place and tilt in two directions. It is designed to...

Briefs: Imaging
Flight Proving a Heliophysics Soft X-Ray Imager

The interaction between the solar wind and the Earth’s magneto - sphere results in “space weather.” To determine the true nature of the solar wind-magnetosphere interaction, scientists require global measurements of processes occurring at the bow shock, in the magnetosheath, and at the...

Briefs: Robotics, Automation & Control
Lunar Materials Handling System

A method was developed for transfer of lunar soil into and out of process equipment. The Lunar Materials Handling System (LMHS) conveys solids to a process vessel, provides a gas-tight seal, prevents seal contamination, and minimizes wear from abrasive particles. The LMHS increases equipment life and minimizes...

Articles: Photonics/Optics

The successful exploitation of hyperspectral imaging sensors depends on the availability of accurate and complete spectral signature libraries. Coupled with the appropriate spectral...

Briefs: Sensors/Data Acquisition
SMAP Radiometer Instrument Science Signal and Data Processing Software (SPS)

This technology was developed for the Soil Moisture Active Passive (SMAP) mission and for the IRAD-FY13 Technology for Radiometer RFI Noise Detection & Mitigation Based on HHT2. Spacecraft beyond the present state-of-the-art passive radiometry will make use of...

Briefs: Test & Measurement
Neutron Spectrometer for Inner Radiation Belt Studies

The Earth’s magnetosphere offers a wealth of information on particle dynamics, acceleration, and trapping. Fast neutrons, produced in the Earth’s atmosphere by the impact of galactic cosmic rays (GCRs) and solar energetic particles (SEPs), are an important but poorly measured component of...

Briefs: Mechanical & Fluid Systems

Sample return missions have the ability to vastly increase scientific understanding of the origin, history, current status, and resource potential of solar system objects including...

Briefs: Software
Lunar Cold Trap Contamination by Landing Vehicles

The emerging interest in lunar mining poses a threat of contamination to pristine craters at the lunar poles, which act as cold traps for water, and may harbor other valuable minerals. Lunar Prospector type missions will be looking for volatile (molecular) compounds that may be masked by the...