📜 Public observatory in a former customs house, largely run by amateur astronomy enthusiasts.🔭 Features an auditorium, library, gallery, and workshop, including a 61 cm Cassegrain telescope, the largest in Berlin.Why Go🔭 Observe stars with Berlin's largest and most powerful telescope🌌 Learn about astronomy through lectures and workshops☀️ Solar observation tours available in summer🌟 Participate in public sky observations👨‍👩‍👧‍👦 Activities for older children and astronomy enthusiastsWhy Avoid☁️ Observations depend on clear weatherTips🗓️ Check the current program online for specific observation dates and times.Hours🕒 Solar observation tours offered Fridays from 5 pm in summer months. Regular public sky observations, workshops, and lectures are also offered; check program for details.