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First Nuclear Bomb in Mexico
First nuclear explosion in Mexico -
U.S.-Atomic bombing in Japan
The U.S. deployed the very first Atomic bombs on the the Japanese cities of Hiroshima and Nagasaki -
Development of the Hydrogen Bomb
A group of scientists led by Edward Teller supported its development. In 1950, President Harry S. Truman announced work on the hydrogen bomb was to continue. -
U.S.-First ICBM
The first launch took place on May 15, 1957 and led to an unintended crash 400 km (250 mi) from the site. The first successful test followed on 21 August 1957; the R-7 flew over 6,000 km (3,700 mi) and became the world's first ICBM. -
USSR-First ICBM
First Intercontinental Ballistic Missle -
USSR-First artificial satellite
First signals from space. -
First Dog In Space
The dogs name was Laika and she was the first dog in space. -
First U.S. satellite detection of the Van Allen Radiation Belts
Beginning to the next steps to getting ahead of the USSR in the space race. -
Project Score-ABMA
First communications satellite -
Luna 1
-First lunar spacecraft -First detection of solar wind
-First rocket engine restart in earth orbit -
USSR-First human made object in heliocentric orbit
First object in heliocentric orbit -
Nangaurd 2-NASA (NRL)
First Weather satellite -
Discoverer 1-USAF/ARPA
First satellite in polar orbit. -
Discoverer 4-USAF/ARPA
First spy satellite t carry a camera -
U.S.-Explorer 6-NASA
First photograph of earth -
USSR-Luna 2
First impact into another celestial body(The Moon) -
USSR-Luna 3
First photos of the far side of the moon -
U.S.-GRAB-1-NASA
First successful spy satellite
(returned intelligence data) -
USSR-Sputnik 5
First animals and plants returned alive from space
(Belka&Strelka) -
U.S.-Freedom 7
Alan Shepard- first human controlled space flight -
USSR-Venera 1
First crewed mission lasting a full day -
USSR-Vostok 1
Yuri Gargarin-First human space flight
First orbital flight in man made vehicle -
U.S.-Telstar AT&T
First active communications satellite -
U.S.-Ranger 4-NASA
First spacecraft to land/impact on the far side of the moon -
USSR-Nuclear Weapons Deployment
In 1962, the Soviets had only 20 ICBMs capable of delivering nuclear warheads to the US from inside the Soviet Union.
