HomepageCategoriesEducationNight sky on the Bortle scale - brightness classes Night sky on the Bortle scale - brightness classes online puzzle astrolabium 48 2024-10-08 4x3 - 12 pieces6x5 - 30 pieces8x6 - 48 pieces10x8 - 80 pieces11x9 - 99 pieces13x10 - 130 pieces14x11 - 154 pieces17x13 - 221 pieces25x20 - 500 pieces Start a new game 48 astrolabium 2024-10-08 200 0 Share Favorite Help A graphic illustrating light pollution of the sky on the Bortle scale, divided into individual classes (from 1 to 8/9) and an example view of the night sky and stars assigned to them. Best results for size Show all results Night Tree Sky Darkness Science Screenshot event Midnight Space Astronomical object Universe Star Horizon Astronomy Constellation Natural landscape Graphical user interface Bortle scale Play similar puzzle Comments Rate this game No votes yet - be the first Your vote: Add comment Sign in to add your comments. Log in Add a comment Other puzzle from the Education category
A graphic illustrating light pollution of the sky on the Bortle scale, divided into individual classes (from 1 to 8/9) and an example view of the night sky and stars assigned to them.
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Other puzzle from the Education category