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Period: to
1609 - 1957
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The Moons Craters and Milky Way
Galileo uses telescope for astronomical purposes he discovers the Moon's craters and the Milky Way galaxy. -
First Spotting of the Moon
The first spotting of the moon through a telescope by Galileo -
Saturns Rings
Christian Huygens discovers Saturn's rings and Titan. -
Predicting a Comets Return
Edmond Halley correctly predicts the return of a comet (Halley's comet) in 1758. -
Observing a Comets Return
Johann Palitzsch observes Halley's comet as predicted by Halley in 1705. -
Discovery of Uranus
The discovery of Uranus by William Herschel. -
Test
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Liquid-Fueled Rockets
Goddard launches the first liquid-fueled rocket. -
First Radio Telescope
First radio telescope built by Grote Reber. -
Sputnik 1
Russia sends the first artificale satilite into space to have it's signals received back at earth. -
First Animal in Space
Russia puts the first animal into orbit (Laika) on Sputnik 2. -
Explorer 1
Explorer 1 launched. This was the first U.S. satellite to orbit the Earth. -
Period: to
1958 -1980
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First Successful American Satellite
USA has their first satelite in space (Explorer 1). -
First Human in Space
Yuri A. Gagarin is launched in to space and orbits earth in 108 min. -
First American in Space
Alan Shepard is launched into a 15-minute suborbital flight and returned to earth in his ship. -
Landing on the Moon
First non crash landings on the Moons by Luna 9 (Russian) and Surveyor I (U.S.A.) -
First Manned Moon Landing
Neil Armstrong and Buzz Aldrin are the first humans to land on the moon. -
Satellite Headed for Jupiter
The U.S. launches Pioneer 10, the first satellite destined for Jupiter. -
Landing on Mars
The U.S. Viking probes land on Mars. -
Uranus' Rings
Discovery of Uranus' rings. -
Images of Saturn
U.S. Voyager 1 sends back first images of Saturn and its rings to Earth. -
Period: to
1981 - Present Day
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Reuseable Spacecraft
First Reusable manned spacecraft. -
Pioneer 10
First spacecraft beyond the orbit of Neptune -
Hubble Space Telescope
Hubble Space Telescope put into orbit from space shuttle Discovery. -
Orbit Around the Sun
First polar orbit around the Sun. -
Joint Effort
US space shuttle docks onto Mir. -
Orbit Around Jupiter
First orbit of Jupiter. -
Mars Pathfinder
Mars Pathfinder lands on Mars. -
International Space Station
Construction begins on the International Space Station. -
Asteroid Landing
First landing on an asteroid. -
Curiosity rover
Nuclear-powered NASA rover successfully lands on Mars to seek out life clues.