12960902 - Arecibo Observatory,Puerto Rico12960909 - Arecibo Observatory,Puerto Rico12960918 - Arecibo Observatory UHF transmitter panel12960901 - Arecibo Observatory reflector12960915 - Arecibo Observatory,Puerto Rico12960905 - Arecibo Observatory reflector12960900 - Rainforest near Arecibo,Puerto Rico13404614 - Arecibo Observatory, Puerto Rico, satellite image12960914 - Arecibo Observatory antennas12960910 - Arecibo Observatory main feed12960911 - Arecibo Observatory control racks11651755 - Arecibo message and decoded key11880360 - Upgraded Arecibo radio telescope with subreflector11880358 - Upgraded Arecibo radio telescope with subreflector11880365 - Radome of the upgraded Arecibo radio telescope11880362 - Subreflector of upgraded Arecibo radio telescope11880416 - Observing room at the Arecibo radio telescope11880359 - Upgraded Arecibo radio telescope with subreflector11880389 - Underside of Arecibo radio telescope11880356 - Artwork of the Arecibo radio telescope11880347 - Aerial view of the Arecibo radio telescope11592059 - Arecibo Observatory,satellite image11880366 - Radome of the upgraded Arecibo radio telescope11565254 - Arecibo message,computer artwork11880412 - Subreflector of the Arecibo radio telescope11880367 - Inside radome of upgraded Arecibo radio telescope11880361 - Upgraded Arecibo radio telescope with subreflector11880425 - Arecibo Observatory,satellite image11880407 - Arecibo radio telescope with subreflector11880406 - Subreflector of Arecibo radio telescope11880363 - Upgraded Arecibo radio telescope with subreflector11880350 - Artwork of the Arecibo radio telescope11880405 - Arecibo radio telescope with subreflector11880364 - Upgraded Arecibo radio telescope with subreflector11880341 - View of the Arecibo radio telescope,Puerto Rico11880340 - Arecibo radio telescope11880348 - View of the Arecibo radio telescope11880342 - 300 diameter radio telescope,Arecibo12960907 - Iron meteorite11731296 - Artwork of a ptotoplabetary disc12422620 - Disc around Proxima Centauri, illustration11880418 - Microwave window12027006 - Castalia Asteroid Sequence,198913416779 - Magellanic stream, radio and visible light image