If you’ve never read “The Martian” but have seen the movie, you should know that the book is much better than the cinematic adaptation (as far as I’m concerned.) Today, Amazon has the eBook version for just $2.99 (US).

Six days ago, astronaut Mark Watney became one of the first people to walk on Mars.

Now, he’s sure he’ll be the first person to die there.

–The Martian: A Novel – $9.99 $2.99