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ChrisR
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40 Answers

Votes Activity Newest
12
What is “Safe Mode”?
Feb 7 '14 at 14:59
9
Thrust and rotation strategy to circularize a standard GTO orbit using ion propulsion?
May 15 '17 at 8:01
8
How SpaceIL Beresheet gets to Moon from GTO?
Feb 26 '19 at 6:12
8
How is the trajectory of spacecraft transferring between planets monitored?
Mar 6 '17 at 6:08
6
Are NASA (and ESA?) deep space spacecraft now generally able to store and forward messages between themselves?
2 days ago
6
A software for orbit propagation, considering Moon, Sun and zonal harmonics
Jul 8 '18 at 20:55
6
Will there be privacy on the Crew Dragon moon trip?
May 30 '17 at 16:42
5
Why do you need a heatshield on Mars entry if the atmosphere is so thin?
Jul 9 at 23:36
5
Reason for satellite passes at the same local time each day?
Nov 28 '17 at 10:29
5
How is the altitude of a satellite defined, given that the Earth is not spherical?
Nov 28 '17 at 10:21
5
How do commercial broadcast satellites in GEO produce such carefully shaped signal footprints?
Mar 29 '17 at 21:02
4
Low earth orbit propagation in GMAT
Jul 11 '18 at 4:18
4
Ion engine: purpose of magnet rings
Mar 12 '17 at 18:36
4
Are transfers between two orbits commutative?
Jan 16 '17 at 5:45
3
Will the Emirate Mars Mission, Tianwen-1 and Mars 2020 Mission get closer to each other or spread out on their way to Mars?
Aug 2 at 5:15
3
Simulate Radar Trajectory Data
Jul 6 at 5:57
3
Could the orbit of a satellite place it on the z-axis of the ECI coordinate frame (x=y=0)?
Jun 25 at 23:41
3
What orbital mechanics toolkits available today are suitable for a real-time simulator?
Jul 19 '19 at 5:11
3
How can I verify my reconstructed gravity field of Ceres from spherical harmonics?
Jun 12 '18 at 14:36
3
How can I look for the best date of launch for gravity assist?
May 14 '18 at 4:24
3
Is Deep Space Network (DSN) technology sufficient for a crewed Mars mission?
Apr 16 '17 at 5:32
3
How to best think of the State Transition Matrix, and how to use it to find periodic Halo orbits?
Jun 14 '17 at 7:22
3
What's a good source of information on determining spacecraft positions via radio?
Jun 4 '17 at 23:51
2
LVLH to ECI Conversion
Jul 13 '19 at 3:53
2
Are robot arms ever used for attitude control in space?
Sep 21 '18 at 1:26
2
Onboard propagator in satellites SGP or J2
Aug 15 '18 at 1:34
2
Using of the coordinate systems in orbit propagation
Jul 20 '18 at 4:18
2
Comparison of AOP change of the orbits
Jul 13 '18 at 5:45
2
What are the problems that need to be taken in consideration when trying to find planetary position by using jpl ephemerides?
Jun 13 '18 at 3:45
2
Calculating hyperbolic orbit elements for interplanetary intercepts
Nov 28 '17 at 10:51
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