Journey to Mars

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Across
  1. 2. These spacecraft and rovers are dramatically increasing knowledge about Mars.
  2. 3. The _________ will require the most powerful launch vehicle ever flown.
  3. 5. NASA plans to send humans here by 2025 and Mars in the 2030s
  4. 6. The space station aids in evidence of how the body ________ in space.
  5. 8. The low-Earth ______ on the space station is a first step for human exploration of Mars.
  6. 9. Mars had conditions suitable for _____ in it's past.
Down
  1. 1. About how many years has Mars been studied?
  2. 2. Rovers have discovered _________ on the way to Mars and on its' surface.
  3. 4. Mars formation and evolution are comparable to which planet?
  4. 7. NASA is currently seeking new technologies that will help astronauts ________ on Mars.