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rocket equation
rocket equation based on Newton's third law of motion was created, “the start of the research” in my opinion. -
US Makes Liquid Fual
U.S Begins creating multistage, liquid fueled rockets. -
First Liquid Rocket
US launches the first liquid fueled rocket -
Rocket Reaches edge of space
First U.S.-designed rocket to reach edge of space (80 km (49 mi) -
Pictures of earth
First pictures of earth from 62 mi (100 km) -
First animals in space
First animals in space (fruit flies) -
First artificial satellite
First artificial satellite and First signals from space -
First animal in orbit, the dog Laika
First animal in orbit, the dog Laika -
Satellite Confirmed the existence of the Van Allen belts
Satellite Confirmed the existence of the Van Allen belts -
First firing of a rocket into Earth orbit reaching Earth escape velocity
First firing of a rocket into Earth orbit reaching Earth escape velocity or Trans Lunar Injection and the First detection of solar wind -
First photograph of Earth from orbit
First photograph of Earth from orbit -
First spacecraft landing into the moon
First spacecraft landing into the moon -
First plants and animals to return alive from Earth orbit
First plants and animals to return alive from Earth orbit -
First human-crewed orbital flight
First human-crewed orbital flight -
Soft landing on the Moon photos from the Moon
Soft landing on the Moon photos from the Moon -
First human on the Moon
First human on the Moon and first space launch from a celestial body -
First space station
First space station -
First photograph of the whole solar system
First photograph of the whole solar system -
Nuclear-powered NASA rover toward Mars to seek out life clues.
Nuclear-powered NASA rover toward Mars to seek out life clues.
