ORDER OF THE PLANETS
There is a very simple way to help remember the order of the planets.
I’m not talking about a song or poem. 477 more words
“Welcome to Mars” follows the Mars rovers Spirit and Opportunity from the second they crash-land on the planet to many months into their ongoing mission. NOVA producer Mark Davis covered the story from NASA’s Jet Propulsion Laboratory as it unfolded and provided a unique, behind-the-scenes take on this voyage of discovery, whose primary goal is to find evidence that liquid water once existed on Mars.