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The asteroid soil sample sneak play! Live!

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BlackBart
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The asteroid soil sample sneak play! Live!

Post by BlackBart »

Live from NASA and Lockheed Martin....

Osiris-Rex probe on the asteroid Bennu.

https://www.lockheedmartin.com/en-us/ne ... osiris_rex

Amazing process - fly WAY out to this thing, get into close orbit, map and photograph it in great detail, find some locations that aren't big rocks, map them in more detail, set up and "land" the spacecraft so it can scoop up a kilo or so of ancient space dust, and then bring it home to study. The time lag is too long to control it manually, so it has the surface map programmed into it, and it can make go-no go decisions and go back around for another try.
Last edited by BlackBart on 20 Oct 2020, 16:25, edited 1 time in total.
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Post by BlackBart »

It checks what it's "seeing" with the surface mapping it holds, to decide how to fire the thrusters to get down to an exact spot on the surface. It's mostly boulders, and it needs a smoothish dusty spot.
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Post by BlackBart »

At 5 meters, it uses surface hazard mapping to decide whether to bail out and try again another day.

This entire "rock" is the diameter of the height of the Empire State Building.
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Post by BlackBart »

It's minutes away from contact. 25 meters up. It's reporting an accuracy of .5 meters, so it's zeroing in on the actual spot.
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Post by BlackBart »

The arm has made contact, it's sucking up a sample!
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Post by BlackBart »

It's backing away from the surface.

This machine has sampled a 510 meter diameter asteroid within a 2' circle, 330 million km from earth. Let that soak in a minute.
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Post by BlackBart »

"Geologists have a saying - Rocks remember."
- Neil Armstrong
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Post by Sveedy »

That is some truly amazing stuff !

Makes me wonder what we are really capable of, if we apply ourselves.

Now if I could get my CEL to stop flashing @ WOT :)
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Post by abscate »

Much too cool for school, and the things that used to get kids who said “ I want to be an actuary” , beaten up.
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Post by volvolugnut »

Did any kid ever say 'I want to be an actuary'?

Old joke: What do you call a person too boring to be an accountant? An actuary!

But the loooong distance dirt scoop is really cool. I read today the dirt is leaking from the dirt box.

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