NASA hasn't managed to send a manned mission to Mars yet, but these energetic astronauts are way ahead of them. Everyone's invited to join the astronauts as they board their rocket and count down to take-off for an exciting alphabet adventure. Explore the ship as it races toward Mars, see the astronauts work and play on the way, and follow their investigation of the surface of the Red Planet and its moons.

Every page reveals fascinating facts about Mars, space travel, and what you might find on a trip beyond the stratosphere. Playful and dynamic illustrations offer an exciting glimpse of extraterrestrial travel that is sure to inspire every young reader to put on a spacesuit and start counting down.