For the last couple of centuries mankind has developed a love affair with the planet Mars. The fourth planet in the solar system may not be the most inhabitable place for animals or people, as the average temperature is around -81℉. Nonetheless, researchers believe Mars was once similar to Earth in terms of weather,. Scientists have long been in search to find clues of life in the red planet.
Their quest to understand Mars may lie in the goal to eventually make this planet a place where people can live in permanently. The general belief is that if there is water, there is life. Mars rover missions have proven there is evidence of past water existence. To encourage further understanding of Mars, NASA has launched a series of posters encouraging all the planetary aficionados to sign up for the ultimate mission; to live in Mars.