Space Missions Crossword Puzzle

QUESTIONS LIST:

• apollo 11: moon landing mission
• voyager 1: probe exploring the outer solar system
• hubble: space telescope for deep-space imaging
• challenger: space shuttle disaster mission
• curiosity: rover on mars
• sputnik: first artificial satellite
• cassini: mission to saturn
• new horizons: probe to pluto
• discovery: famous space shuttle
• genesis: mission to collect solar wind samples
• mercury redstone 3: first american human spaceflight
• juno: mission studying jupiter
• apollo 13: "houston, we have a problem"
• rosetta: comet-chasing mission
• mariner 4: first mars flyby mission
• spirit: mars rover with "opportunity"
• gemini 4: first spacewalk by an american
• sojourner: first mars rover, part of pathfinder
• skylab: america's first space station
• international space station: ongoing orbital research lab