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Questions tagged [nanosatellite]

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1answer
78 views

What is the purpose of orbital frame of reference for a satellite orbiting the earth?

Orbital frame of reference: a frame of reference with its origin on the orbit and x-axis pointing towards the velocity vector and z-axis towards the center of mass of the earth. the y-axis completes ...
3
votes
1answer
167 views

What is happening with Zero2Infinity and the Bloostar?

I'm reading about the unconventional technology of Zero2Infinity's balloon-launched Bloostar rocket. It looks a bit like a jellyfish shooting through the sky. But it's hard to find much information ...
4
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1answer
122 views

Among Quantitative Feedback Theory and H infinity, which one is preferred for robust control of satellites esp. small satellites? And why?

I am interested in designing a robust controller for a small satellite with antenna, sloshing propellant and flexible panels on board. I am mostly interested in achieving arcsec precision pointing ...
4
votes
2answers
188 views

How do we manage the residual magnetic moment of magnetorquer with a ferromagnetic core?

I'm currently working on a control algorithm, specifically in detumbling, for a 3U cubesat. I'm using magnetorquers for actuation and magnetometers to receive feedback. If I have no current passing ...
3
votes
1answer
127 views

Could you use magnets to orient in space?

If I had a tiny satellite with a magnet orbiting Earth (or another body with a magnetic field), could I use this magnet to adjust my attitude? I'm thinking it could be used in sort of the same way as ...
1
vote
1answer
84 views

How could tiny nanosatellite Hagoromo with a 4 kg solid propellant rocket inside maintain attitude control?

To the question Hagoromo was a ~36cm nano satellite that was deployed by Hiten while Hiten was in a highly elliptical orbit around the earth, in 1990. From there, Hagoromo was able to enter ...