In the context of spaceflight, a satellite is an object that has been intentionally placed into orbit. These objects are called artificial satellites to distinguish them from natural satellites such as Earth’s Moon.
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Lithium-ion battery
invented by Akira Yoshino John B. Goodenough Rachid Yazami
A lithium-ion battery or Li-ion battery is a type of rechargeable battery in…
Sputnik 1
invented by Soviet Union
Sputnik 1 (/ˈspʌtnɪk, ˈspʊtnɪk/; see § Etymology) was the first…
Defibrillator
invented by Naum Gurvich William Kouwenhoven
Defibrillation is a treatment for life-threatening cardiac dysrhythmias,…
V-2 rocket
invented by Wernher von Braun
The V-2 (German: Vergeltungswaffe 2, “Retribution Weapon 2”), with…
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