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The first exposition of the rocket equation based on Newton's third law of motion
Willaim Moore--Great Britain -
Period: to
Science Timeline
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First liquid fueled rocket
Robert H. Goddard launches the first liquid fueled rocket--United States of America -
First space research flight
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First space research flight
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First Earth photos
The first pictures of Earth are taken. -
First pictures of Earth from space
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The first vehicle makes it into space.
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First artificial satellite
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First signals from space
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First animal to space
A dog named Laika -
First photo of Earth from orbit
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First photos of the dark side of the moon
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First soil samples from Venus and sound recording
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First Infrared orbital observatory
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First picture of the entire solar system
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First landing on an asteroid
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First landing on a comet
First manmade probe to ever land on a comet