R
R. Starr
Researcher at Goddard Space Flight Center
Publications - 34
Citations - 903
R. Starr is an academic researcher from Goddard Space Flight Center. The author has contributed to research in topics: Gamma-ray burst & Mars Exploration Program. The author has an hindex of 12, co-authored 34 publications receiving 852 citations. Previous affiliations of R. Starr include The Catholic University of America.
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Journal ArticleDOI
Chemical heterogeneity on Mercury's surface revealed by the MESSENGER X-Ray Spectrometer
Shoshana Z. Weider,Larry R. Nittler,R. Starr,R. Starr,Timothy J. McCoy,Karen R. Stockstill-Cahill,Paul K. Byrne,Brett W. Denevi,James W. Head,Sean C. Solomon,Sean C. Solomon +10 more
TL;DR: In this paper, the analysis of 205 spatially resolved measurements of the surface composition of Mercury from MESSENGER's X-Ray Spectrometer is presented, and the surface footprints of these measurements are categorized according to geological terrain.
Chemical heterogeneity on Mercury's surface revealed by the MESSENGER X-Ray Spectrometer
Shoshana Z. Weider,Larry R. Nittler,R. Starr,R. Starr,Timothy J. McCoy,Karen R. Stockstill-Cahill,Paul K. Byrne,Brett W. Denevi,James W. Head,Sean C. Solomon,Sean C. Solomon +10 more
TL;DR: In this article, the analysis of 205 spatially resolved measurements of the surface composition of Mercury from MESSENGER's X-Ray Spectrometer is presented, and the surface footprints of these measurements are categorized according to geological terrain.
Journal ArticleDOI
INVERSE COMPTON X-RAY EMISSION FROM SUPERNOVAE WITH COMPACT PROGENITORS : APPLICATION TO SN2011fe
R. Margutti,Alicia M. Soderberg,Laura Chomiuk,Laura Chomiuk,Roger A. Chevalier,Kevin Hurley,Dan Milisavljevic,Ryan J. Foley,John P. Hughes,Patrick Slane,Claes Fransson,Maxwell Moe,Scott Barthelmy,William V. Boynton,Michael S. Briggs,Valerie Connaughton,Enrico Costa,Jay Cummings,E. Del Monte,H. L. Enos,C. Fellows,Marco Feroci,Yasushi Fukazawa,N. Gehrels,John O. Goldsten,Dmitry Golovin,Y. Hanabata,K. Harshman,Hans A. Krimm,M. L. Litvak,Kazuo Makishima,Martino Marisaldi,I. G. Mitrofanov,Toshio Murakami,Masanori Ohno,David Palmer,A. B. Sanin,R. Starr,Dmitry S. Svinkin,Tadayuki Takahashi,Makoto Tashiro,Yukikatsu Terada,Kazutaka Yamaoka +42 more
TL;DR: In this paper, a generalized analytic formalism for the inverse Compton X-ray emission from hydrogen-poor supernovae is presented and applied to SN 2011fe using Swift X-Ray Telescope (XRT), UVOT, and Chandra observations.
Journal ArticleDOI
The MESSENGER mission to Mercury: scientific payload
Robert E. Gold,Sean C. Solomon,Ralph L. McNutt,A. G. Santo,James B. Abshire,Mario H. Acuña,Robert S. Afzal,Brian J. Anderson,G. Bruce Andrews,Peter D. Bedini,John Cain,Andrew F. Cheng,L. G. Evans,W. C. Feldman,Ronald B. Follas,George Gloeckler,George Gloeckler,John O. Goldsten,S. Edward Hawkins,Noam R. Izenberg,S. E. Jaskulek,Eleanor A. Ketchum,Mark R. Lankton,D. A. Lohr,Barry Mauk,William E. McClintock,Scott L. Murchie,C. E. Schlemm,David E. Smith,R. Starr,Thomas H. Zurbuchen +30 more
TL;DR: The MErcury, Surface, Space ENvironment, GEochemistry, and Ranging (MESSENGER) mission as discussed by the authors is the first spacecraft to orbit the planet Mercury.
Journal ArticleDOI
The Very Red Afterglow of GRB 000418: Further Evidence for Dust Extinction in a Gamma-Ray Burst Host Galaxy*
S. Klose,Bringfried Stecklum,N. Masetti,Elena Pian,Eliana Palazzi,A. A. Henden,Dieter H. Hartmann,O. Fischer,Javier Gorosabel,C. Sanchez-Fernandez,D. J. Butler,T. Ott,Stefan Hippler,Markus Kasper,Robert Weiss,A. J. Castro-Tirado,A. J. Castro-Tirado,Jochen Greiner,Corrado Bartolini,Adriano Guarnieri,Adalberto Piccioni,S. Benetti,F. Ghinassi,A. Magazzu,Kevin Hurley,T. L. Cline,Jacob I. Trombka,T. P. McClanahan,R. Starr,John O. Goldsten,Robert E. Gold,E. P. Mazets,S. Golenetskii,K. Noeske,P. Papaderos,P. M. Vreeswijk,Nial R. Tanvir,Alejandro Oscoz,J. A. Muñoz,J. M. Castro Cerón +39 more
TL;DR: In this article, near-infrared and optical follow-up observations of the afterglow of the GRB 000418 start- ing 2.5 days after the occurrence of the burst and extending over nearly 7 weeks were reported.