Flight is the movement of an object through the atmosphere or space without touching a planetary surface. Flight can be achieved through aerodynamic lift (gliding), propulsive thrust, aerostatic buoyancy, or ballistic movement. Spaceflight is when this occurs in a vacuum. These methods overcome gravity and air resistance, allowing for controlled or uncontrolled movement through the air or space.
In 1957, the first orbital spaceflight occurred, marking a significant milestone in space exploration.
In 1961, Yuri Gagarin was aboard the first crewed orbital spaceflight, making him the first human in space.
In 2018, researchers at MIT successfully flew an aeroplane without any moving parts, utilizing an "ionic wind" for propulsion, also known as electroaerodynamic thrust.
Space exploration encompasses the investigation of outer space through both...
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