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Period: to
Technonlogy Advancements.
(science.blurtit.com) -
Period: to
Promotes understanding the universe.
(science.blurtit.com) -
Period: to
Made fire-proof clothing for fire fighters.
(science.blurtit.com) -
Period: to
Missions take time and money.
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NASA was founded.
(google) -
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The first spaceship was piloted into space by Yuri Gagarin.
(howthingsfly.si.edu) -
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First spacecraft landed on mars.
(California Technical Institute) -
The first unmanned spacecraft landed on Venus.
(coolcosmos.ipac.caltech.edu) -
SpaceX was founded.
(google.com) -
Water was found on the moon.
(universetoday.com)
(google.com)