All terms in this list:

telescope: a tool that makes distant objects appear larger and sharper.

magnify: when you make an object appear larger.

Sun: the nearest star to Earth.

planet: a large body in space that moves around a star.

orbit: to move in a path around an object

moon: a small rounded body that orbits a planet and does not produce light of its own.

solar system: the Sun, the planets, other objects that orbit the Sun, and the moons that orbit the planets.

inner planets: the planets closest to the Sun; Mercury, Venus, Earth, and Mars.

outer planets: the planets farthest from the Sun; Jupiter, Saturn, Uranus, Neptune, and Pluto.

astroid: a small, irregularly shaped rocky object that does not produce light.

space probe: a craft that explores outer space carrying instruments, but not people.