NASA __________ the Hubble Space Telescope in 1990 to observe deep space., worked out, launched, led, discovered, Isaac Newton __________ the laws of motion after years of mathematical thinking., orbited, came across, worked out, launched, Modern telescopes can __________ planets outside our solar system that are invisible to the naked eye., administer, revolutionize, orbit, detect, Nikola Tesla __________ the team that developed the alternating current (AC) electricity system., discovered, led, worked out, launched, Marie Curie's research into radioactivity completely __________ the fields of physics and chemistry., detected, administered, launched, revolutionized, Charles Darwin __________ the theory of evolution after years of observing animals in the Galápagos Islands., launched, orbited, administered, discovered, Albert Einstein's theory of relativity __________ our understanding of physics and the universe., unreadable, revolutionised, came across, lit up, Konstantin Tsiolkovsky __________ the concept of using rockets for space travel long before it became reality., discovered, came across, pioneered, launched

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