The Solar System

Created by D. Colgur with EclipseCrossword by Green Eclipse Software — www.eclipsecrossword.com

												1
								2
				3											4
															5
						6
7		8
						9								10
	11																	12		13
													14
		15								16
										17
									18
																19
														20
						21
														22

Across 1. an element that makes the surface of Io yellow in colour 3. The surface of Mercury has many _______ 5. these devices prevented Mars landers from being destroyed on landing (2 words together) 6. A spacecraft that landed on Mars in July 1997 and released a small rover called Sojouner. Many images were sent back to Earth. 7. a chunk of rock and ice in a large elliptical orbit around the sun. As it gets close to the sun, it forms a tail. 11. the largest moon of Saturn is called Titan and it is the only moon in the solar system known to have an _____ 14. The 4 largest moons of Jupiter are Callisto, Io, Europa and __________ 15. large chunks of rock orbiting between Mars and Jupiter. 17. an outer planet that is not a gas giant 18. a moon of Jupiter on which volcanic activity was found 21. a gas that is very plentiful in the atmosphere of Venus (2 words together) 22. The Magellan spacecraft was able to see the surface of Venus through the clouds by using ______

Down 1. the planet with the largest ring system 2. an icy cold planet with blue clouds 4. a terrestial planet between Earth and Jupiter 8. the outer planets are thought to have atmospheres rich in the gases hydrogen, helium and __________ 9. the name of the mission which succesfully landed on Mars in January 2004 and started sending back images. 10. a moon of the planet Pluto 12. A falling chunk of rock that makes it all the way to the Earth's surface without completely burning up. 13. the planet closest to our sun 16. a gigantic hurricane on the surface of Jupiter is called the Great Red ____ 19. the largest planet in our solar system 20. the name of a spacecraft that gave us a lot of information about Jupiter, Saturn and Neptune in the 1970's and 1980's.