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Space Exploration

By Su20263
  • Laws of motion

    Laws of motion

    Isaac Newton described three basic laws of motion
  • Reflective telescope

    Reflective telescope

    Isaac Newton built the first reflective telescope
  • Dutch telescope

    Dutch telescope

    First Dutch telescope made
  • Cold war

    Cold war

    Cold War lasted from the end of world war ll.
  • Sputnik

    Sputnik

    USSR launched Sputnik
  • Sputnik 2

    Sputnik 2

    Soviets launched Sputnik 2
  • Explorer 1

    Explorer 1

    Explorer 1 was launched
  • Vanguard 1

    Vanguard 1

    Vanguard 1 was launched
  • First human in space

    First human in space

    A soviet cosmonaut became the first human in space and in orbit.
  • First American in orbit

    First American in orbit

    The first American in orbit was John Glenn

  • Skylab

    Skylab was launched
  • Hubble telescope

    Hubble telescope

    The Hubble space telescope was the best telescope it was put into orbit in 1990 by space shuttle
  • Space shuttle challenger

    Space shuttle challenger

    A space shuttle challenger disintegrated a small piece of insulating foam broke off the fuel tank.
  • Rovers

    Rovers

    Two rovers spirit and opportunity landed on Mars
  • Sent back data

    Sent back data

    Spirit sent back data until it was stuck