The game Cosmos Lines offers you to reveal some secrets of space by solving puzzles with lines. At each level, you must draw colored lines through the cells, filling them completely. Lines can be somewhat different. It all depends on what color circles are located in the cells. There are numbers on circles. They mean the number of cells that you should fill in the line in Cosmos Lines. A gradual increase in the complexity of tasks from level to level will be observed, be ready for this.