10 ordspråk av Les Johnson
Les Johnson
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 This will be humankind's first planned venture outside the solar system. |
| Now if you launch with conventional propulsion, most of the scientists would be retired or dead |
| It looks like it has the right thermal properties, so it can go near the sun and not overheat. |
| All of the thrusting is in the inner solar system, then it coasts. |
| I am confident that we can get the materials, but packaging and deployment will be the biggest nut to crack. |
| With aerocapture, it's done all at once, ... You have a heat shield...you do the maneuver, and in 30 minutes you're in a circular orbit. |
| It's a matter of putting it all together and it all looks pretty doable. There is a benefit to human exploration for aerocapture, from an incremental technology point of view. |
| It's definitely high-risk [now]. It's maybe 10 to 15 years out. |
| I guess the argument could be made that it's a discretionary decision made by five elected officials. |
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Les Johnson proverb
varav 2329084 på nordiska
Ordsprog (2307862 st) Søg
Kategorier (4590 st) Søg
Kilder (212133 st) Søg
Billeder (4592 st)
Født (10499 st)
Døde (3320 st)
Datoer (9521 st)
Lande (27876 st)
Idiom (4439 st)
Lengde
Topplistor (6 st)
Ordspråksmusik (20 st)
Statistik
Les Johnson proverb