Stratosphere Commercial airliners typically cruise at altitudes of 9-12 km (30,000-39,000 ft) in temperate latitudes (in the lower reaches of the stratosphere)
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by raders
Air Traffic Control
celestial sphere A+
celestial sphere A+
The collective nouns for aeroplanes are a flight of aeroplanes or a squadron of aeroplanes.
The largest sphere that can fit around Earth is the geocentric celestial sphere. This imaginary sphere has Earth at its center and encompasses all celestial objects visible in the sky.
The imaginary dome of the sky to which the stars appear to be attached is called the celestial sphere. It is an imaginary sphere of infinite radius surrounding the Earth to which the stars and celestial bodies are fixed in our perception.
The imaginary sphere surrounding Earth is known as the celestial sphere. It is an imaginary sphere where all objects in the sky are assumed to be located, allowing astronomers and navigators to easily describe the positions of stars and other celestial bodies. It provides a convenient reference frame for locating objects in the sky.
The Celestial Globe (or sphere) is an imaginary sphere around our planet, earth. All objects in the sky and space, such as satellites, can be thought inside this invisible sphere.
The imaginary sphere created by scientists that surrounds the Earth is called the celestial sphere. It is used as a way to map and locate stars and other celestial objects in the sky as they appear from Earth's perspective. The celestial sphere helps astronomers describe the positions and movements of objects in the night sky.
The sky shapes like an imperfect sphere with some rock, magma, water, metal, life, etc.