From concerts in the dome to intimate talks and readings, each event brings a different energy into the space.
Writers, scientists, and speakers share ideas that connect science, culture, and everyday life.
Lighting, sound, and performance shift how the observatory feels, turning familiar spaces into something new.
Each event happens in real time, shaped by the people in the room and the setting around them.
Explore the cosmos through the Great Refractor, guided stargazing, and research that continues to expand what we know about the universe.
Science & Research
Wander Olmsted-designed landscapes and restored prairie where discovery happens under open skies as much as beneath the dome.
Nature & Grounds
Step into more than a century of scientific breakthrough, architectural beauty, and human curiosity, where history is preserved and still in motion.
History & Heritage