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First Rocket
Robert Goddard's liquid-fuled rocket rose 12 m into the air. -
Soviet Union launches Sputnik I
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Sputnik II launches
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First U.S. satellite
In theh same year NASA was founded, Exxplorer 1 was launched. It orbited Earth 58,000 times before burning up in Earth's atmosphere in 1970. -
United States launches Explorer I
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NASA is formed after Congress
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First Planetary Probe
Traveled to Venus and collected data for 3 months. the craft now orbits the sun. -
Apolo Moon walk
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First probe to outer solar system
After flying past Jupiter, pioneer 10 is still traveling onward, someday to exit the solar system.