Questions tagged [rcs]

Reaction Control Systems, small thrusters to control attitude and occasionally translation of a spacecraft.

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What is the minimum number of RCS thrusters capable of stabilizing a satellite against an arbitrary rotation?

In case of a very specific rotation, even one suffices, but it must be located just right for that specific axis of rotation, and if you want to rotate the satellite, it can do so in that specific ...
28
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3answers
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Could the Columbia crew have survived if the RCS had not been depleted?

I ask this question because of a comment made by John Connolly, NASA engineer and director of the International Space University. To quote Connolly, "..when he (Rick Husband) saw that the RCS was ...
5
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2answers
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Is it possible to use RCS instead of gimbal to control first stage attitude?

Questions like this one emphazise the role of gimbal to control the attitude of the first stage. But once in orbit, satellites usually uses reaction control systems. Is it possible to use RCS to ...