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Questions regarding the mechanics or attributes of objects falling 'around' other objects, thereby orbiting them.
8
votes
1
answer
751
views
Why is Nodal precession affected by the rotational period of the planet?
I understand that the oblateness of the sphere with an equatorial bulge induces a torque on the orbit of a satellite, which causes it to precess. …
6
votes
1
answer
850
views
Why are 22N and 440N liquid engines quite common?
the 22N and 440N engine among the Monopropellant and Bipropellant engines
The GOES handbook on Propulsion subsystem mentions a similar 490N apogee thruster(which is close to 440N) and 22N attitude and orbit … The subsystem consists of one 490-N
(110-lb) apogee thruster and twelve 22-N (5-lb) attitude and orbit control
thrusters, using liquid bipropellants
There is an ESA requirement document precisely …
4
votes
2
answers
129
views
How close will the cubesats be when numerous of them are launched simultaneously?
Checking the onboard video of PSLV C43 gives a feel like the CubeSats are released in very proximity.
Does this mean that these CubeSats will be orbiting in such very close proximity through out the …
4
votes
1
answer
1k
views
Is it possible to capture geostationary satellites with DSLR?
DSLR is to be mounted on a tripod and pointed at sky with a zoom lens.
Would a sufficiently long duration of exposure reveal these non-moving satellites as bright "stars" amongst the streaks caused b …