Results 121 to 130 of about 456 (161)

NASA's Centennial Challenges Contributions to ISRU

47th AIAA Aerospace Sciences Meeting including The New Horizons Forum and Aerospace Exposition, 2009
In-Situ Resource Utilization (ISRU) will be critically important for long-term sustainability of operations on the Moon or Mars. NASA is seeking to advance technologies needed for ISRU through Centennial Challenges -NASA’s prize competitions for the citizen inventor.
Douglas Comstock, Andrew Petro
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Solar Thermal Power System for Lunar ISRU Applications: Result of ISRU Analog Test, Mauna Kea, HI

AIAA SPACE 2010 Conference & Exposition, 2010
This paper discusses the development, deployment and operation of the optical waveguide (OW) solar thermal power system ISRU applications at the ISRU analog test site on Mauna Kea, HI. In this solar thermal system, solar radiation is collected by the concentrator array which transfers the concentrated solar radiation to the OW transmission line made of
Takashi Nakamura, Benjamin Smith
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ISRU for construction

2010
One of the major difficulties in the early settlement of the Moon was the actual process of construction of the structures. Various concepts were explored – from inflatables to self-deploying – in order to minimize the time astronauts would need to spend on the surface doing construction work.
openaire   +1 more source

Microchannel Reactors for ISRU Applications

AIP Conference Proceedings, 2005
Affordable planning and execution of prolonged manned space missions depend upon the utilization of local resources and the waste products which are formed in manned spacecraft and surface bases. Successful in‐situ resources utilization (ISRU) will require component technologies which provide optimal size, weight, volume, and power efficiency ...
openaire   +1 more source

Mars CO2 Powered ISRU Propulsion System

AIAA SPACE 2009 Conference & Exposition, 2009
*+ + # Mars atmosphere is made up mostly of carbon dioxide (more than 95% by volume), and its average ambient surface temperature of 210 K, coupled with large diurnal temperature swings can facilitate the formation of dry ice during the night. Because of its low critical temperature, frozen carbon dioxide (dry ice) can be heated at constant volume to ...
Erin Blass   +3 more
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Value of ISRU

2018
Cutright and Ambrose (2014) wrote a generic report on economic benefits of ISRU but I could not find much in that report that seemed useful for our purposes here.
openaire   +1 more source

Materials and ISRU

2018
The severe lunar environment not only causes concerns about human survivability, but also about material degradation. Issues include thermal stability, fatigue resistance, ultraviolet radiation effects, solar flare protons, galactic cosmic rays, high charge and high-energy particles, vacuum stability, and interior humidity gradients.
openaire   +1 more source

Mars ISRU technology

2012
The major opportunities to use ISRU on Mars include propellants for ascent from the Martian surface and water and oxygen for life support. Mars soil contains oxygen but processing the soil is difficult.
openaire   +1 more source

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