1. Physics: Re: What courses will be helpful to understand the physics of ion propulsion?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Fri Apr 23 21:52:56 1999
2. Physics: Re: How different is Mach 1 at sea level compared to 30,000 ft?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Fri Jun 25 23:49:57 1999
3. Engineering: Re: How can I increase the transmitting power of a television transmitter?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Mon Sep 13 21:25:31 1999
4. Engineering: Re: when you look at the flight of a space shuttle on the board of nasa you see, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Thu Sep 2 09:46:45 1999
5. Physics: Re: flipping a coin., Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Thu Feb 4 00:14:32 1999
6. Physics: Re: Does a spinning top emit gravity waves?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Fri May 21 00:23:09 1999
7. Engineering: Re: do you know if they make battery powered gyroscopes? and where get one?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Wed Mar 17 08:40:43 1999
8. Physics: Re: For a rocket, surely the correct term should be 'escape acceleration'?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Mon Mar 5 00:25:02 2007
9. Engineering: Re: Is jet engine has better fuel efficiency than propeller engine, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Mon Mar 29 23:03:02 1999
10. Engineering: Re: What is the smallest rocket that could leave Earth's atmosphere?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Fri Jun 25 23:39:53 1999
11. Physics: Re: When bungee jumping, why is it as damaging to hit cement as water?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Sat Feb 20 15:26:19 1999
12. Physics: Re: What makes a sycamore seed spin as it falls to the ground?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Wed Aug 4 11:35:00 1999
13. Astronomy: Re: what could cause corrision on unmanned space craft, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Mon Dec 6 21:31:43 1999
14. Astronomy: Re: Does the Ecliptic Pole move?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Wed Jul 7 03:22:56 2004
15. Physics: Re: what's the trajectory of a ball rolling with friction on the ground ?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Thu Sep 2 09:44:33 1999
16. Engineering: Re: Mach diamonds or shock diamonds, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Thu Aug 26 01:37:40 1999
17. Engineering: Re: What would be the diameter of revolving spacestation to maintain a 0.4g, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Tue Aug 10 03:35:17 1999
18. Earth Sciences: Re: What is the lunar-distance method of calculating longitude?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Thu Nov 11 01:14:49 1999
19. Physics: Re: What is a Negative Shadow?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Thu Jul 22 00:27:37 1999
20. Astronomy: Re: How are interplanetary space craft navigated?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Tue Jan 11 23:03:46 2000
21. Physics: Re: What is the future of ion engines?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Mon Sep 13 22:15:19 1999
22. Physics: Re: what does an egg drop project have to do with physics? , Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Tue Jan 19 00:28:49 1999
23. Engineering: Re: how is the speed of boats and airplanes measured?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Mon Jun 5 00:12:41 2000
24. Physics: Re: Why is percentage rebound of a ball less when dropped from higher height?, Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Wed Mar 17 08:19:22 1999
25. Physics: Re: The exact formula for terminal velocity with its algerbraic symbols , Troy Goodson, Staff, Spacecraft Navigation, Jet Propulsion Laboratory Sun Jun 11 04:10:58 2000