Question
Which of the statements is/are correct about
BlueWalker 3 satellite: It is owned by the European Space Agency (ESA). It is prototype satellite deployed in the High-Earth orbit. Recently, an international team of scientists have published a paper detailing the impact of the prototype BlueWalker 3 satellite on astronomy.Solution
It was launch in September 2022.
It is a prototype satellite, part of a satellite constellation planned by its owner AST SpaceMobile.
It is the largest-ever commercial communications array deployed in low-Earth orbit.
Recently, an international team of scientists have published a paper detailing the impact of the prototype BlueWalker 3 satellite on astronomy.
It uses wavelengths close to those that radio telescopes observe in; the satellite could also hamper radio astronomy.
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SDF stand for
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