Expecting a huge laser "to attract aliens to Earth"



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Stephen Hawking warned that extraterrestrial messaging was a really terrible idea – similar to a sign saying "ATTACK HERE".

But MIT scientists say we could use existing laser technology to create a "lighthouse". could be seen by extraterrestrials up to 20 000 light years

The researchers suggest that if we focus a very powerful laser using a large telescope (up to 147 feet), it would be visible to extraterrestrial astronomers (even among the radiations) of our sun).

Telescope using a red laser-guided star at the top of Mauna Kea, Hawaii (Getty)

If extraterrestrial astronomers detected the signal, we could also use it to send a message in Morse code, says MIT scientist James Clark.

Clark says, "If we managed to close a handshake and start communicating, we could send a message, at a rate of a few hundred bits per second, that would arrive there a few years. & # 39;

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Clark suggests that the laser / telescope could be built on the moon – to avoid

Clark says, "I wanted to see if I could take the types of telescopes and lasers we are building today and make them a detectable beacon. [19659002] & # 39; In general, it was a feasibility study. Whether or not it's a good idea, it's a discussion for future work.

This may not be a "nice" stranger like the one who arrives (Getty)

Professor Stephen Hawking was a fierce opponent of attempts to " message "or direct contact with strangers.

Professor Hawking thinks it's a terrible idea, because all the extraterrestrials sophisticated enough to receive our message and travel here might well crush us without mercy.

He said: "If aliens visit us, the result would be much more similar to the one where Columbus would have landed in America, which has not worked well for Native Americans. & # 39;

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