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  2. Arecibo Observatory - Wikipedia

    en.wikipedia.org/wiki/Arecibo_Observatory

    The Arecibo Observatory, also known as the National Astronomy and Ionosphere Center (NAIC) and formerly known as the Arecibo Ionosphere Observatory, is an observatory in Barrio Esperanza, Arecibo, Puerto Rico owned by the US National Science Foundation (NSF).

  3. NSF offers a closer look at how the Arecibo Observatory ... - AOL

    www.aol.com/news/arecibo-observatory-collapse...

    The trouble at Arecibo began this August, when one of the auxiliary cables supporting the receiver platform slipped out of its socket atop Tower 4, one of the telescope's main support struts. Once ...

  4. Arecibo Telescope - Wikipedia

    en.wikipedia.org/wiki/Arecibo_Telescope

    The Arecibo Telescope was a 305 m (1,000 ft) spherical reflector radio telescope built into a natural sinkhole at the Arecibo Observatory located near Arecibo, Puerto Rico.A cable-mount steerable receiver and several radar transmitters for emitting signals were mounted 150 m (492 ft) above the dish.

  5. Arecibo message - Wikipedia

    en.wikipedia.org/wiki/Arecibo_message

    The Arecibo message is an interstellar radio message carrying basic information about humanity and Earth that was sent to the globular cluster Messier 13 in 1974. It was meant as a demonstration of human technological achievement, rather than a real attempt to enter into a conversation with extraterrestrials.

  6. List of astronomical observatories - Wikipedia

    en.wikipedia.org/wiki/List_of_astronomical...

    Educational observatory This is a partial list of astronomical observatories ordered by name, along with initial dates of operation (where an accurate date is available) and location. The list also includes a final year of operation for many observatories that are no longer in operation.

  7. Five-hundred-meter Aperture Spherical Telescope - Wikipedia

    en.wikipedia.org/wiki/Five-hundred-meter...

    Most Arecibo observations used the Gregorian feeds, where the effective aperture was approximately 221 m (725 ft) at zenith. [53] [36]: 4 Fifth, Arecibo's larger secondary platform also housed several transmitters, making it one of the few instruments in the world capable of radar astronomy. (Planetary radar is also possible at the Jicamarca ...

  8. Arecibo, Puerto Rico - Wikipedia

    en.wikipedia.org/wiki/Arecibo,_Puerto_Rico

    The Arecibo Observatory, which housed the Arecibo telescope, the world's largest radio telescope until July 2016, is located in the municipality. The Arecibo telescope collapsed on December 1, 2020. Arecibo is the seat of the Roman Catholic Diocese of Arecibo.

  9. Wanda Díaz-Merced - Wikipedia

    en.wikipedia.org/wiki/Wanda_Díaz-Merced

    Currently at the European Gravitational Observatory Cascina, Italy, Wanda is the Director of the Arecibo Observatory. While losing her eyesight, Wanda brought attention to increasing equality of access to astronomy and using audible sound to study astrophysical data.. [2] Wanda is a part of the 7 most trailblazing women in science by the BBC. [3]