Beyond the Solar System Crossword Puzzle – Review Lesson Plan Astronomy Unit – Part 7: Beyond the Solar System Grades 6–10 | Earth & Space Science Resource Type: Review Activity (Crossword Puzzle) Format: Printable & Digital + Answer Key This crossword puzzle serves as a review and reinforcement activity for Part 7: Beyond the Solar System in an astronomy unit. It is designed to strengthen student understanding of deep-space concepts, astronomical vocabulary, and major ideas related to galaxies