Download Arthur C. Clarke The Sentinel Pictures. The story started with such details describing where they are and how close they are to the moon. Anyone with normal eyesight can find it quite easily.
Heinlein and isaac asimov) in light clarke's 1951 short story the sentinel served as the basis on which the larger 2001 project was built.
Clarke's short fiction, including the stories on which 2001: Anyone with normal eyesight can find it quite easily. The sentinel follows wilson, a geologist that is part of a team exploring the sea of crisis on the moon. Arthur c clarke is probably the world's best known and bestselling science fiction writer.