On 4th October 1957 USSR launched first satellite called Sputnik-1. It weighed 83,6 kg and had a diameter of 58 cm. Sputnik-1 managed to encircle the Earth 1400 times before it burned in the atmosphere on 4th January 1958.
On 4th October 2001 died major Stanisław Marcisz. He graduated from the Polish Air Force Academy. During campaign in 1939 he fought in No. 32 reconnaissance squadron. After France defeated he managed to get to Great Britain, where he served in No. 306, 315 and 316 fighting divisions. For his service during World War II Marcisz was ordered with three Crosses of Valour.

Today in aviation history – 4th October
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