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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

  • Activity Booklet - Greg Download our AO Activity Booklet for FREE
    We're sharing a digital version of our AO Activity Booklet so you can print your own copy at home and have fun with Greg during this time of social distancing! Share what you've done and tag us!
    Download here: https://ao-galaxy-eshop.myshopify.com/


    #staysafe #StayHomeSaveLives

  • POSTPONED:GBO/AO Single Dish and Observer Training Workshops

    Green Bank Observatory and Arecibo Observatory Single Dish and Observer Training Workhops, originally scheduled for May 11-20, are postponed.

    Read More
  • Colloquium on March
    The upcoming colloquium with Dr. Tim Kennedy was postponed.

    Abstract

    Currently there are more than 20,000 objects, approximately 10 cm and larger, tracked by the U.S. Space Surveillance Network (SSN). Due to the approximate power law relationship between the number of objects on orbit and the characteristic size of orbital debris... Read More

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

Recent Posts

Management Update (COVID-19, Eartquakes, Transmitters)
JWST Workshop
PRESS

Get the scoop on recent news or obtain necessary documentation for production shoots. For further inquiries, contact us!



Transforming the Arecibo Observatory into a Classroom



Arecibo Observatory re-enters VLBI network with 21st-century backend

NANOGrav Meeting Hosted at UCF



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AO Colloquium: Dr. Alain Herique

AO Colloquium: Dr. Michael Denton



AO Science at AAS, AOGS

Pulsar Astronomy and Physics at the Arecibo Observatory with Dr. Joanna Rankin

AO helps detect Magnetar in the Cow



REU Student Mishaal Jan Publishes Summer Research Study about Massive Star Forming Region



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Arecibo Observatory to Offer New Opportunities for Visiting Scientists

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