👉 The galactoscope is a device used to measure the size and shape of stars. It consists of a large telescope that is mounted on a tripod, allowing it to be moved around while observing the sky. The telescope's objective lens is illuminated by a small flashlight or laser beam, which illuminates the distant objects in the night sky. The galactoscope helps astronomers to observe the size and shape of stars with great detail and precision. It can measure the brightness of individual stars, as well as
