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For any information inquiry please call 787-878-2612, ext. 346 or 312.
An AO representative will assist you promptly.
What are the days and visiting hours?
The Science and Visitors Center schedule is from Wednesdays to Sundays from 9:00 a.m. to 4:00 p.m. During the summer months (June and July) and from December 15 to January 15 we will be open seven days a week from 9:00 a.m. to 4:00 p.m.
What is the admission fee?
Adults $12.00, Children (5-12 years) and Seniors $8.00
Is it necessary to make reservations?
Reservations are required for school groups, college campuses or summer camp groups. For this type of groups special price is offered. No reservation is required for family visits.
Why Puerto Rico?
From the beginning there were certain requirements for the site. It had to be located in a US territory, since the Department of Defense gave the financial support. Also, it had to be near the equator line, since there, radar capable of studying the ionosphere could also be used to study nearby planets which pass overhead. The Arecibo site offered the advantage of being located in