Mars (Planet)

Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury. <a href="/c/books/credit/550985/solar-system/">The Solar System</a> <a href="/c/books/credit/499874/mercury-planet/">Mercury</a> <a href="/c/books/credit/499875/venus-planet/">Venus</a> <a href="/c/books/credit/344418/earth-planet/">Earth</a> Mars (this) <a href="/c/books/credit/499881/jupiter-planet/">Jupiter</a> <a href="/c/books/credit/499893/saturn-planet/">Saturn</a> <a href="/c/books/credit/806748/uranus-planet/">Uranus</a> <a href="/c/books/credit/806749/neptune-planet/">Neptune</a>