📜 Public institution run by the Brazilian Government, dedicated to the study and dissemination of science and technology history in Brazil.🔍 Houses a research institute and museum, focusing on museology and science education. # Why Go💰 Free entrance🔭 Observe astronomical bodies through telescopes on specific days🔭 Gaze at stars through historic and modern telescopes on Saturday nights🔬 Interactive exhibitions and important collection of scientific instruments🌌 Scaled model of the Solar System and asteroid chunk on display🧠 Learn about scientific advancements and research # Why Avoid⚠️ Located in a less tourist-y area, can be rough after dark🚧 Some halls may be under renovation or have a moldy smell # Tips🗓️ Check for open house events on Wednesdays and Saturdays for sky observations☀️ Visit in good weather conditions to maximize telescope observations🚪 The actual entry point is the white building beside the old entrance with stairs💡 Take reasonable precautions if visiting after dark # Cost💰 Free admission # Hours🕒 Tuesday-Friday 8:30 AM–4:30 PM, Saturday 2–7:30 PM, Closed Sunday and Monday # 🅿️ ParkingFree roadside parking available