Today’s Hours


Friday Night Stargazing

The Observatory
Friday, April 26, 7-10:30pm
Every Friday,
Starting Sept. 1
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As a public health precaution due to the coronavirus (COVID-19), the Maryland Science Center (including our Observatory) will be temporarily closed beginning Saturday, March 14. See our message to our guests here.

Come See the Stars

The Observatory is open to the public every Friday, 5:30pm-9:00pm, weather permitting. Friday admission to the Observatory is free (does not include access to the Museum).

Phone 410-545-2999 after 5pm on Fridays to find out if the Observatory will be open that night.

Latest StarMap (PDF)



The Observatory is on the roof of the Maryland Science Center. On Fridays, enter through the Key Highway Entrance around the back of the building (the Group Entrance).

Additional Information

The Observatory is open to the outdoors, so please dress appropriately. If a large group (20+ people) plans to visit, please notify us at least a week ahead of time.