science time line

By bm198952

  • The First Artafitial Satellite

    The sputnick I, was launched by tyhe soviet union on October 4th, 1957

  • First Compleated Space Flight

    First Compleated Space Flight
    Soviet cosmonaut, Yuri Gagarin, completes the first manned space flight, orbiting the Earth in 108 minutes.

  • First American to Orbit the Earth

    John Glenn was the first American to orbit Earth, completing three orbits.

  • First Space Walk

    First Space Walk
    Cosmonaut Aleksei Leonov takes man's first space walk.

  • First man to walk on Moon

    First man to walk on Moon
    Neil Armstrong and Edwin Aldrin of Apollo 11 spend 21 1/2 hours on the moon, 2 1/2 of those outside the capsule. and became the first to walk on the moon.