Browsing: Sputnik 1

An astronaut is an individual trained to carry out space missions and conduct research in…

Pre-1960: Early Rocketry and Space Exploration 1945: German scientists develop the V-2 rocket, a precursor…

An artificial satellite is a human-made object that orbits Earth’s atmosphere. Satellites are used for…

The Space Race: A Historical Overview The Space Race was a competitive period between the…

The International Space Station (ISS) is a modular space station in low Earth orbit. It…