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The day the first satellite was launched – level 1
04-10-1957Sputnik is very famous. It is the first satellite. It starts...
The day the first satellite was launched – level 2
04-10-1957Sputnik was one of the most famous objects which people made....
The day the first satellite was launched – level 3
04-10-1957It was one of the most famous objects ever created by...
The day the Cuban Missile Crisis started – level 3
16-10-1962In 1962, humanity is on the brink of nuclear war for...
The day Stanislav Petrov saved the world from the apocalypse – level 3
26-09-1983Stanislav Petrov saved the world in 1983. On September 26, 1983,...
The day people saw the Earth and the Moon together – level 3
18-09-1977Voyager 1 is a space probe that was launched on September...
The day the first human stepped on the Moon – level 3
21-07-1969In the 1960s, the Soviet Union and the US were rivals...
The day of the first woman in space – level 3
16-06-1963In 1963, the Soviets decided to show the world once again...
The day the Six-Day War started – level 3
05-06-1967In May 1967, Egypt closed the Straits of Tiran for Israeli...
The day the first commercial spacecraft carried astronauts to the ISS – level 2
30-05-2020On May 30, 2020, SpaceX launched a spacecraft which carried two...
