Safely look at the Sun and its features—such as sunspots and prominences—through a special set of filters on our telescope.
Take a closer look at the Sun
The Observatory is open to museum visitors every Saturday from 1:00 PM to 4:00 PM, weather permitting. Admission is included with Science Center admission.
Phone 410-545-2999 after 12:00 PM on Saturdays to find out if the Observatory will be open that day.
By the time she was 23, Arlington's Joan Mulholland had participated in more than fifty civil rights protests including the Freedom Rides and numerous sit-ins across the country.Watch now →