Spectrograph
spectrographkinditem
A slit, a grating and a plate for the telescope. By day, click a telescope with it: the light of the Sun. At night, while observing, right-click a planet you have found: its light
spectrographA slit, a grating and a plate for the telescope. By day, click a telescope with it: the light of the Sun. At night, while observing, right-click a planet you have found: its light