Title: The mighty Mars rovers
Description: The story of the two robot vehicles, Spirit and Opportunity, that were sent to explore Mars, lasting far past their projected lives of three months and sending back invaluable images of the environmentally hostile planet.
Subjects: Roving vehicles (Astronautics), Mars probes, Exploration, Juvenile literature, Astronautics, Astronautics, juvenile literature, Mars (planet), Planets, juvenile literature, Mars (planet), juvenile literature, Space probes, Space vehicles, juvenile literature
Places: Mars (Planet)