Complete 21 day (45 - 60 min lessons) astronomy / outer space unit. Includes detailed lesson plans over galaxies, planets, the sun, stars, constellations, asteroids, Asteroid & Kuiper Belts, comets, meteorites, and black holes. Also includes: student packet, student packet key, unit test, unit test key, 2 project rubrics, daily review questions, and end of unit craft idea with templates. There are group, pair, and individual projects. Lesson plans can be modified to fit the needs of your class.