Science topic 10 Crossword

consists of the sun, the planets, their moons, and a variety of smaller objects
A unit equivalent to the distance from the sun to Earth
gaseous body much larger than anything else in the solar system
round, orbits sun, and has cleared out region of solar system along its orbit
natural satellite that revolves a planet
small, mostly rocky bodies mostly found in area between the orbits of Mars and Jupiter
chunks of rock or dust smaller than asteroids
loose balls of ice and rock that usually have very long, narrow orbits
energy that can travel in form of waves
distance from one wave and the crest of the next wave
instruments that collect and focus light and other forms of electromagnetic radiation
large cloud of gas and dust containing an immense volume of material