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The Abundance and Isotopic Signature of Chlorine in UrKREEP: Implications for the Early Degassing of the Moon
Document ID: 20170002382
NTRS Full-Text: Click to View  [PDF Size: 383 KB]
Author: Boyce, J. W.; Kanee, S.; McCubbin, F. M.; Barnes, J. J.; Bricker, H.; Treiman. A. H.
Abstract: Initally, the elevated delta-37 Cl values of lunar materials were attributed to volcanic hide
Publication Year: 2017
Document Type: Conference Paper
Report/Patent Number: JSC-CN-38466
Date Acquired: Mar 22, 2017
Toward a Safety Risk-Based Classification of Unmanned Aircraft
Document ID: 20170002384
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Author: Torres-Pomalas, Wilfredo
Abstract: The National Airspace System (NAS) is the large and complex network of airports, airways, and air hide
Publication Year: 2016
Document Type: Technical Report
Report/Patent Number: L-20747, NF1676L-25301, NASA/TM-2016-219367
Date Acquired: Mar 22, 2017
3-D-Observation of Matrix of MIL 090657 Meteorite by Absorption-Phase Tomography
Document ID: 20170002368
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Author: Miyama, Sugimoto; Tsuchiyama, Akira; Matsuno, Junya; Miyake, Akira; Nakano, Tsukasa; Uesugi, Kentaro; Takeuchi, Akihisa; Takigawa, Aki; Takayama, Akiko; Nakamura-Messenger, Keiko; Burton, Aaron S.; Messenger, Scott
Abstract: MIL 090657 meteorite (CR2.7) is one of the least altered primitive carbonaceous c hondrites [1]. hide
Publication Year: 2017
Document Type: Conference Paper
Report/Patent Number: JSC-CN-39077
Date Acquired: Mar 22, 2017
Performance of Backshort-Under-Grid Kilopixel TES Arrays for HAWC+
Document ID: 20170002399
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Author: Staguhn, J. G.; Benford, D. J.; Dowell, C. D.; Fixsen, D. J.; Hilton, G. C.; Irwin, K. D.; Jhabvala, C. A.; Maher, S. F.; Miller, T. M.; Moseley, S. H.; Sharp, E. H.; Runyan, M. C.; Wollack, E. J.
Abstract: We present results from laboratory detector characterizations of the first kilopixel BUG arrays for hide
Publication Year: 2016
Document Type: Journal Article
Report/Patent Number: GSFC-E-DAA-TN40252
Date Acquired: Mar 22, 2017
How Surface Composition and Meteoroid Impacts Mediate Sodium and Potassium in the Lunar Exosphere
Document ID: 20170002396
External Online Source:

Author: Colaprete, A.; Sarantos, M.; Wooden, D. H.; Stubbs, T. J.; Cook, A. M.; Shirley, M.
Abstract: Despite being trace constituents of the lunar exosphere, sodium and potassium are the most readily hide
Publication Year: 2016
Document Type: Journal Article
Report/Patent Number: GSFC-E-DAA-TN40238
Date Acquired: Mar 22, 2017
Data Sharing in Astrobiology: the Astrobiology Habitable Environments Database (AHED)
Document ID: 20170002385
NTRS Full-Text: Click to View  [PDF Size: 340 KB]
Author: Lafuente, B.; Bristow, T.; Stone, N.; Pires, A.; Keller, R. M.; Downs, R. T.; Blake, D.; Fonda, M.
Abstract: Astrobiology is a multidisciplinary area of scientific research focused on studying the origins of hide
Publication Year: 2017
Document Type: Conference Paper
Report/Patent Number: ARC-E-DAA-TN38644
Date Acquired: Mar 22, 2017
A New Type of Foreign Clast in A Polymict Ureilite: A CAI or AL-Rich Chondrule
Document ID: 20170002376
NTRS Full-Text: Click to View  [PDF Size: 583 KB]
Author: Goodrich, C. A.; Ross, D. K.; Treiman, A. H.
Abstract: Introduction: Polymict ureilites are breccias interpreted to represent regolith formed on a hide
Publication Year: 2017
Document Type: Conference Paper
Report/Patent Number: JSC-CN-38857
Date Acquired: Mar 22, 2017
A New Method of Absorption-Phase Nanotomography for 3D Observation of Mineral-Organic-Water Textiles and its Application to Pristine Carbonaceous Chondrites
Document ID: 20170002369
NTRS Full-Text: Click to View  [PDF Size: 1.0 MB]
Author: Tsuchiyama, A.; Nakato, A.; Matsuno, J.; Sugimoto, M.; Uesugi, K.; Takeuchi, A.; Nakano, T.; Vaccaro, E.; Russel, S.; Nakamura-Messenger, K.; Burton, A. S.; Messenger, S.; Miyake, A.; Takigawa, A.; Takayama, A.
Abstract: Pristine carbonaceous chondrites contain fine-grained matrix, which is composed largely of amorphous hide
Publication Year: 2017
Document Type: Conference Paper
Report/Patent Number: JSC-CN-39075
Date Acquired: Mar 22, 2017
Infrared Continuum and Line Evolution of the Equatorial Ring Around SN 1987A
Document ID: 20170002400
External Online Source:

Author: Arendt, Richard G.; Dwek, Eli; Bouchet, Patrice; Danziger, I. John; Frank, Kari A.; Gehrz, Robert D.; Park, Sangwook; Woodward, Charles E.
Abstract: Spitzer observations of SN 1987A have now spanned more than a decade. Since day approximately 4000, hide
Publication Year: 2017
Document Type: Journal Article
Report/Patent Number: GSFC-E-DAA-TN40254
Date Acquired: Mar 22, 2017
On Measurements of the Tide at Churchill, Hudson Bay
Document ID: 20170002390
External Online Source:

Author: Ray, Richard D.
Abstract: Since the late 1990s the semi-diurnal tide at Churchill, on the western shore of Hudson Bay, has hide
Publication Year: 2016
Document Type: Journal Article
Report/Patent Number: GSFC-E-DAA-TN40261
Date Acquired: Mar 22, 2017
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