Space is full of mystery. Scientists think that the planets stars and other space objects we see make up just 4 percent of the universe Scientists studying space have a lot of choices to make. Future space explorers will have many choices to consider too. Now the choices are yours. Would you rather eat pre-packaged space food or grow your own food in space Would you rather catch a cold in space or have space sickness Would you rather travel to Mars or Venus Its your turn to pick this or that
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