This will be a nail biter. It is a sort of robotic origami that will unfold 
1.5 million km out in space. 

LC

On Sunday, December 5, 2021 at 10:22:19 AM UTC-6 [email protected] wrote:

> Two weeks from Wednesday the long delayed 10 billion dollar James Webb 
> telescope will finally be launched that could revolutionize our 
> understanding of the universe; because native Hawaiian barbarians destroyed 
> the 30 meter telescope which should've become operational several years ago 
> but now never will, Web will be the first of a new generation of huge super 
> sophisticated observatories. But I've got my fingers crossed, and the 
> terror won't stop with a successful launch but will continue for the next 
> 29 days. I'm especially worried about the delicate 5 layered 70 foot by 47 
> foot sunshield required to keep the telescope cold so it can detect the 
> infrared light it was designed to find. Something that big obviously can't 
> fit into the nosecone of a rocket so it must be tightly folded up origami 
> style and be unfurled in space, but to do that 8 motors, 140 actuators, 150 
> latches, and 400 pulleys must behave exactly as they were designed to and 
> do so in precise synchronization or the sunshield will tear and the entire 
> project will fail. And, because it will not be in low earth orbit but at 
> the Lagrange-2 point more than 900,000 miles from Earth, there is no 
> possibility of an astronaut repair mission as happened with the Hubble 
> telescope if something goes wrong. After 29 days the major dangers will be 
> behind us but it will still take another 5 months for the telescope to cool 
> down and be properly aligned before it can start doing any science.
>
> John K Clark    See what's on my new list at  Extropolis 
> <https://groups.google.com/g/extropolis>
>
> twj
>

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