Of course, star observation, meteorites and projectors are exhibited. You can enjoyably learn about astronomy with the latest equipment planetarium, etc. Also, there is a domestic largest class telescope, and star observation and research are being conducted jointly with Hokkaido University.

＜Rooftop Observation Room＞
You can see stars with telescopes installed by Nayoro City, such as the "Kitaterasu Telescope (50cm aperture reflecting telescope)". By the entire roof of the observation room moving (sliding) to the north side and opening, it becomes an open room where you can overlook the sky. From that mechanism, it is also called the Sliding Roof Observation Room.

＜Solar Telescope＞
Inside a small observation room, located on the south side of the rooftop observation room, a telescope for conducting solar observation is installed. General public persons cannot enter inside. The images of the solar telescope are sent every day on sunny days to the 1st floor exhibition corner, and you can enjoy dynamic solar activity with a large monitor.

＜Rooftop Astronomical Plaza＞
You can gaze at the starry sky from the observatory's rooftop space. Celestial bodies that can be observed even without using a telescope, such as the Milky Way and meteors, can be seen leisurely here.

＜Observation Room＞
It is an observation room equipped with a dome-shaped roof of 10m diameter. As a public observatory, there is Hokkaido University's 1.6m aperture Pirika Telescope, which becomes the domestic 2nd largest size.