Not as tense and thrilling as the author's book, The Martian, but very intriguing and interesting. Andy Weir is a great writer, and the plot of this science fiction story is original and so plausible! This is science fiction that is based on science and yet pushes our imagination to the edges of what we know about the universe. The characters are superb, the dialogue is realistic and amusing. The pace moves along well and the there's genuinely surprising turns in the story. Don't be put off by the science part of this science fiction story. Anyone could read this and enjoy it. The themes of survival and friendship are highly relatable. Andy Weir's books are destined to become classics -- and I can't wait for the next one!