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Science

cos dem

(943 posts)

10. Do take "Gravity" with a huge grain of salt.

Reply to byronius (Reply #7)

Mon Mar 19, 2018, 10:16 PM

Mar 2018

It takes a legitimate concern, and extrapolates it to a ridiculous movie premise. Suffice it to say that almost everything in "Gravity" could not happen in the way it is portrayed.

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Big harpoon is 'solution to space junk' [View all] Judi Lynn Mar 2018 OP

Like a giant squid. applegrove Mar 2018 #1

It's not the big satellites that are the problem. cos dem Mar 2018 #2

You are right, cos dem. Nitram Mar 2018 #6

Iron and steel is pretty lousy strength/weight ratio-wise. cos dem Mar 2018 #9

Isn't a laser more likely to burn them up than "push" them out of orbit? Nitram Mar 2018 #11

A more interesting approach, a little bit near the edge of science fiction, is ion propulsion... NNadir Mar 2018 #12

Actually XIPS is pretty standard on the Boeing 702 bus, which is one of the most popular ... cos dem Mar 2018 #14

Well, there you go... These however are most likely small ion engines for small adjustments. NNadir Mar 2018 #15

Vaporizing is actually OK. Vapors aren't a problem, it's particles. cos dem Mar 2018 #13

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That will work about as well as a harpoon will work to remove ocean plastic. FreepFryer Mar 2018 #4

Re: 'Gravity'. byronius Mar 2018 #7

Yup. There's a longer film called 'Space Junk' that goes into detail re risks to human spacetravel. FreepFryer Mar 2018 #8

Do take "Gravity" with a huge grain of salt. cos dem Mar 2018 #10

they have some extra a 380's available. nt msongs Mar 2018 #5