That is right, a shalower, more accessible cave was discovered on the surface of Mars by HiRise. And scientists, being scientists, sees it as an oportunity to explore Mars further. Of course, scientists knew caves already existed on Mars, it’s just that the other caves were no good for exploration. Anyways, here is another cool image of Mars, the cave news was an excuse for me to put up these images. ^_^
Oh, and just for another gratuitous Mars image, and Astronomy Picture of the Day:
