Raft by Stephen Baxter comes to mind. It's his first book, so it's far from perfect, but it's quite interesting. Some of his other books the physics are the sa

Raft by Stephen Baxter comes to mind. It's his first book, so it's far from perfect, but it's quite interesting. Some of his other books the physics are the same as ours but the locations are so exotic that they might as well qualify.