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NEWS: Arecibo Observatory to Offer New Opportunities for Visiting Scientists Read More

#TeamRadar and all our staff are taking the proper safety measures as we continue observations. This last week we have been observing near-Earth asteroid 1998 OR2, which looks like it's wearing a mask! It's at least 1.5 km across and is passing 16 lunar distances away! Read More

The Telescope



UPCOMING EVENTS

SCIENCE

Discover the latest in our fields of science, read up on our past feats or explore what the future holds for the Arecibo Observatory!

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

Angel Ramos Foundation :: Science & Visitor Center

NOTE: In order to ensure the safety of our visitors and employees due to the emergency situation with the corona virus (COVID-19), the Visitor Center will remain CLOSED until further notice...

REU Students’ Research & Presentations

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