Matching Pairs Space MatchOnline version Test your knowledge of astronomy with this fun matching pairs game! by Matt Davis 1 Solar System 2 Meteor 3 Black Hole 4 Planet 5 Telescope 6 Constellation 7 Astronaut 8 Galaxy The collection of planets, moons, and other celestial bodies that orbit around the Sun A small rocky or metallic object that enters the Earth's atmosphere and burns up A massive system of stars, gas, dust, and other celestial objects held together by gravity A large celestial body that orbits around a star and shines by reflecting light An instrument used to observe distant objects in the sky A person who travels in space A region of spacetime with extremely strong gravitational forces that nothing can escape from A group of stars that form a recognizable pattern