UPCOMING EVENTS & Announcements


Discover the latest in our fields of science or explore what the future holds for AO!

Arecibo Optical Lab

Remote Optical Facility

Arecibo Lidar Facility

#AOScienceNow .:

Check out the facilities that are currently operational at the Arecibo Observatory and available for interested investigators and students that would like to use them for their corresponding research work.


Big Data Program

Under Development .:

Check out the programs, facilities and instruments that are currently under development at the Arecibo Observatory.

Galaxy eShop: Get your favorite souvenirs from AO including t-shirts, mugs, cellphone cases...

The Biggest Dream - Movie

Education & Public Outreach

Our plans for the future include the incorporation of technology, and incursion of new STEAM areas while promoting the research, discoveries and legacy of the Arecibo Observatory.

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