Astro Dimmer

#One circle #Circles with dark surfaces or parts of surfaces #Circles with inscriptions projecting beyond the circumference #Circles containing one or more letters #Circles containing representations of heavenly bodies or natural phenomena #Letters linked to a figurative element #Letters in light-coloured characters on a dark background #Series of letters separated from one another other than by a single space #Letters underlined, overlined, framed or barred by one or more strokes #Series of letters in different dimensions #Series of letters presenting different forms of writing #Black #White, grey, silver #Crescent moon, half-moon