Zobrazeno 1 - 10
of 41
pro vyhledávání: '"F. McNeil Cheatwood"'
Autor:
Christopher A. Kuhl, Jay H. Grinstead, Ashley M. Korzun, Gregory T. Swanson, Brian R. Hollis, Aaron M. Brandis, Karl T. Edquist, Carey Fulton Scott, Scott A. Berry, Jose A. Santos, Christopher D. Karlgaard, Milad Mahzari, Brett A. Cruden, Helen H. Hwang, Cole Kazemba, F. McNeil Cheatwood, Christopher O. Johnston, Mark Schoenenberger, Thomas J. Horvath, Ruth Miller
Publikováno v:
Bulletin of the AAS. 53
Publikováno v:
Thin-Walled Structures. 131:869-882
Hypersonic Inflatable Aerodynamic Decelerator (HIAD) systems have the potential to deliver the large payloads required for human-scale Mars missions. The structural response of the HIAD is critical as the inflatable members are relatively compliant c
Autor:
J. M. DiNonno, John G. Reed, Richard J. Bodkin, Gregory T. Brierly, Stephen J. Hughes, Mohamed M. Ragab, F. McNeil Cheatwood, Allen Lowry, John W. Kelly
Publikováno v:
AIAA SPACE 2016.
For decades, economic reuse of launch vehicles has been an elusive goal. Recent attempts at demonstrating elements of launch vehicle recovery for reuse have invigorated a debate over the merits of different approaches. The parameter most often used t
Autor:
Gregory T. Swanson, Anthony M. Calomino, R. Keith Johnson, Paul Anderson, Brian Gilles, F. McNeil Cheatwood, Stephen J. Hughes, Bruce Bond
Publikováno v:
2016 IEEE Aerospace Conference.
Over a decade of work has been conducted in the development of NASA's Hypersonic Inflatable Aerodynamic Decelerator (HIAD) deployable aeroshell technology. This effort has included multiple ground test campaigns and flight tests culminating in the HI
Autor:
Mohamed M. Ragab, F. McNeil Cheatwood
Publikováno v:
AIAA SPACE 2015 Conference and Exposition.
This paper briefly reviews the history of Reusable Launch Vehicle development and recommended reuse techniques based on the lessons learned from those efforts. The paper considers a range of techniques for recovery and reuse of launch vehicles. Launc
Experimental Hypersonic Aerodynamic Characteristics of Mars Surveyor 2001 Precision Lander with Flap
Autor:
Stephen J. Alter, Ramadas K. Prabhu, Tod F. O'Connell, Thomas J. Horvath, F. McNeil Cheatwood
Publikováno v:
Journal of Spacecraft and Rockets. 43:270-281
Aerodynamic wind-tunnel screening tests were conducted on a 0.029-scale model of a proposed Mars Surveyor 2001 Precision Lander (70-deg half-angle spherically blunted cone with a conical afterbody). The primary experimental objective was to determine
Publikováno v:
The Journal of the Astronautical Sciences. 50:17-33
In the coming decades, several missions will attempt to return samples to Earth from varying parts of the solar system. These samples will provide invaluable insight into the conditions present during the early formation of the solar system, and poss
Autor:
F. McNeil Cheatwood, Prasun N. Desai
Publikováno v:
Journal of Spacecraft and Rockets. 38:345-350
Genesis will be the first mission to return samples from beyond the Earth-Moon system. The spacecraft will be inserted into a halo orbit about the L1 (Sun-Earth) libration point where it will remain for two years collecting solar wind particles. Upon
Publikováno v:
Journal of Spacecraft and Rockets. 36:421-428
An analysis of the aerothermodynamics and trajectory dispersions experienced by the Mars Polar Lander entry system was performed and is documented herein. Because the Mars Polar Lander aeroshell (forebody) is based on the Mars Path nder aeroshell,
Publikováno v:
Journal of Spacecraft and Rockets. 36:412-420
The Mars Microprobe mission will provide the e rst opportunity for subsurface measurements, including water detection, near the Mars south pole. Performance of the Microprobe aeroshell design is evaluated through development and application of a six-