High Quality Content by WIKIPEDIA articles! The Arecibo message was beamed into space a single time (not repeated) via frequency modulated radio waves at a ceremony to mark the remodeling of the Arecibo radio telescope on 16 November 1974. It was aimed at the globular star cluster M13 some 25,000 light years away because M13 was a large and close collection of stars that was available in the sky at the time and place of the ceremony.

Данное издание не является оригинальным. Книга печатается по технологии принт-он-деманд после получения заказа.