neidentifikovani leteći objekat (NLO)

neidentifikovani leteći objekat (NLO)

UFOs are unidentified aircraft which are attributed to alien space flight. One supposed UFO halted air traffic at Hangzhou Airport, China, on July 7. The appearance is being investigated by researchers, with no conclusions to date.

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Bransch/domän: Aerospace
Category: Space flight
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Aerospace; Space flight

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The point on the celestial sphere directly above the observer. Opposite the nadir.

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Electromagnetic radiation in the neighborhood of 100 picometer wavelength.

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A range of microwave radio frequencies in the neighborhood of 8 to 12 ghz.

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The gravitational force exerted on an object of a certain mass. The weight of mass m is mg Newtons, where g is the local acceleration due to a body's gravity.

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Aerospace; Space flight

For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.

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Bransch/domän: People Category: Sportspeople

Flojd Mejveder

Born Floyd Sinclair on February 24, 1977, an American professional boxer. He is a five-division world champion, where he won nine world titles in five ...