Earth–Moon–Earth communication (EME), also known as Moon bounce, is a radio communications technique that relies on the propagation of radio waves from an ...
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月面反射通信とは、地上の各々の無線局が月にアンテナを向け電波を発射し、その反射を利用して行う無線通信である。反射する電波は微弱であり事業用通信としての実用性は全くなく、冷戦期に他陣営の通信を月面反射波を用いて傍受することが行われていた他は、アマチュア無線家が趣味として実施する程度に留まっている。 ウィキペディア
The Moon makes Earth more livable, sets the rhythm of ocean tides, and keeps a record of our solar system's history.
After the moon-forming impact, Earth was a very different planet from the world we see today! Where the present-day Earth has oceans covering much of its ...
The Moon orbits Earth from a viewpoint above the North Pole in this animation. The blue gridlines show how the same side of the Moon always faces Earth. Not ...
The Moon is Earth's only natural satellite. It orbits at an average distance of 384,400 km (238,900 mi), about 30 times the diameter of Earth.
2023/05/23 · The moon is Earth's most constant companion and the easiest celestial object to find in the night sky. The rhythm of the phases of the moon ...
Earth-Moon-Earth (E.M.E.) radio is a form of transmission whereby messages are sent in Morse code from Earth, reflected off the surface of the Moon, and then ...
Moon (Earth) | National Air and Space Museum
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The Moon is Earth's natural satellite. It is the only place in space that humans have set foot on beyond our own planet.