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Science

3blake7

(2 posts)

16. pdf link

Reply to eppur_se_muova (Reply #7)

Thu Jul 25, 2019, 11:58 PM

Jul 2019

hey! i was wondering if you have a link to http://www.lunarsail.com/LightSail/rit-1.pdf that is still online?

Congress needs to invest more money into beam-powered sails, spinning space stations with artificial gravity and an autonomous self-replicating industry. I also think the star tram should be seriously considered. Seems NASA is stagnant and trying relive past glory by doing the moon again when they should be building the first trans-continental railroad, unleashing a wave of colonists to develop new territory.

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19 replies

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Highlight:

Could Mysterious Cosmic Light Flashes Be Powering Alien Spacecraft? [View all] Judi Lynn Mar 2017 OP

Warp Speed 10? catbyte Mar 2017 #1

They're extra galactic. longship Mar 2017 #2

Fascinating, if a bit far fetched, speculation Warren DeMontague Mar 2017 #3

Theoretically point your radio in the oposite direction defacto7 Mar 2017 #5

I'm just using the proposed designs people have been talking about recently, scaled up. Warren DeMontague Mar 2017 #6

Use a two-part sail, which splits in two for the deceleration phase. eppur_se_muova Mar 2017 #7

Cool. thanks! Warren DeMontague Mar 2017 #8

pdf link 3blake7 Jul 2019 #16

The document you're looking for canetoad Jul 2019 #17

thanks 3blake7 Jul 2019 #18

The guy who started the kickstarter for LunarSail BumRushDaShow Jul 2019 #19

I hope so.... dhill926 Mar 2017 #4

"Take us to your le--- actually, come to think of it Warren DeMontague Mar 2017 #9

No one would want to admit who/what the leader is! Judi Lynn Mar 2017 #11

Seriously, or make up some excuse. Warren DeMontague Mar 2017 #14

I doubt its aliens. cstanleytech Mar 2017 #10

What intelligent society would ever want to communicate with a violent, greedy, dishonest one? n/t Judi Lynn Mar 2017 #12

Probably not many unless they wanted to help but its a moot point as the events cstanleytech Mar 2017 #13

There's no difference between a directed high energy propulsion system and a weapon. hunter Mar 2017 #15