Dynamically replacing an objects __class__; is it safe?

Ian Kelly ian.g.kelly at gmail.com
Thu Mar 16 22:52:44 EDT 2017

On Thu, Mar 16, 2017 at 7:56 PM, Dennis Lee Bieber
<wlfraed at ix.netcom.com> wrote:
> On Fri, 17 Mar 2017 10:03:04 +1300, Gregory Ewing
> <greg.ewing at canterbury.ac.nz> declaimed the following:
>>Chris Angelico wrote:
>>> I just asked my father, and he believes that a satellite DOES fly, on
>>> the basis that it is perpetually falling and forever missing the
>>> ground.
>>Also, NASA people talk about "flying" the ISS, so it seems your
>>father is in good company.
>         Most likely they are referring to using gyroscopes (reaction wheels),
> and maneuvering thrusters to maintain orientation relative to the sun, so
> the solar panels stay fully lit.

The ISS orbit is low enough that they also have to do regular
(approximately monthly) boosts to counteract the gradual decay.

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