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