New answers tagged launch
5
votes
What does 'Switch SCE to AUX' mean?
In addition to kim holder's answer, let me fill in some more technical details.
The three position SCE switch (NORMAL, OFF, AUX) does not select the power bus from which the SCE power module receives ...
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4
votes
Would it be possible today, in practice, to launch through the eye of a hurricane as portrayed in the 1969 space movie, "Marooned"?
update: It seems I can only address the "possible to launch" part, but not the "possible to fuel first" or "possible to move over a big hole for the exhaust first" part.
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- 149k
1
vote
Accepted
How much payload could the Falcon 9 send to geostationary orbit?
The delta-v that you need to get from GTO to Geostationary Orbit can be found with
$$\Delta V= \sqrt{V_\mathrm{t,a}^2+V_\mathrm{GEO}^2-2V_\mathrm{t,a}V_\mathrm{GEO}\mathrm{cos}(\Delta i)}$$
(ref)
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10
votes
How much payload could the Falcon 9 send to geostationary orbit?
First, the Encyclopedia Britannica is wrong.
According to SpaceX themselves, F9 puts 8300kg into GTO, not GEO.
The difference is that GTO (Geostationary Transfer Orbit) is the step that comes before ...
- 20.8k
2
votes
Would it take less thrust overall to put an object into higher orbit?
For this reason, it is useful to write things in the form of Specific orbital energy.
An object has two relevant forms of energy (with just classical mechanics):
The kinetic energy and the potential ...
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