 How do the Martians reproduce?
Trip time is supposed to take 260 days (that's one way), so we're aimed toward where Mars will be (had better be, or else). The inertial gravities didn't bother me so much as the gyroscopic spin they put on the ship so we have a sort of artificial gravity to hold us against the curved floor. Actually, he explained to me, the screen is supposed to keep the image of space locked into place no matter how much we spin. Mary, Mary, quite contrary, How does your garden grow? With Martian rime, Venusian slime, And a radioactive hoe.
 The Martians are covered in red scales. The scales are shed. The discarded scales grow into new aliens.
 The Martians are made of sugar. Once the body dissolves in the water a new body forms, like a phoenix rising from the ashes.  The Martians reproduce the same way humans do.  The red scales the Martians leave behind are like eggs. New Martians hatch out of the scales.  The Martians are covered in red scales. The scales are shed. The discarded scales grow into new aliens.