What messages have we sent to aliens? - Deepstash
Contacting alien civilizations

Austrian astronomer Joseph Johann Von Littrow proposed early in the 19th century that people should send a message to alien civilizations to let them know we are here.

He proposed to dig tr...

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What messages have we sent to aliens?

livescience.com

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In 1962, the Soviet scientists directed a radio transmitter at Venus and saluted the planet in Morse code. The message was a test run for a new planetary radar to map objects in the solar system.

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Spacecraft containing artefacts have also been launched from Earth, hoping intelligent life-forms will eventually find them.

Voyagers 1 and 2 were launched in 1977 and carried a Golden Reco...

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The likelihood that any of the attempts to make contact with aliens will reach their intended targets are low.

It contains too many assumptions, such as that if aliens exist, they hear and ...

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