What a fabulous landmark in your blogging career, and you have been incredible every step of the way, Grace!! (colorandgrace.com)
Alas, once the dust has settled around the landed spacecraft and astronauts can take those first incredible steps onto Mars» surface, they also open a whole new can of worms for scientists to solve — mainly, how will the astronauts survive the harsh and uncompromising Martian climate, and how will they spend their time while they're there? (science.howstuffworks.com)