The Calculating Stars
The Calculating Stars is the first book in a stunning new sci-fi series from Mary Robinette Kowal. It is available here in paperback, signed by Mary Robinette.
If you've ever wondered what would have happened if a devastating meteor strike had accelerated the space program and pushed women scientists much more into the spotlight, then look no further than the Lady Astronaut series.
All proceeds go to Worldbuilders.