International Aerospace Coalition Postcards

by Mary Robinette Kowal

$ 6.00

Send postcards like the astronauts! This set of three colorful postcards depicts the International Aerospace Coalition's bases on the Moon and Mars. Ready to use, fun to give and receive!

Get the books that inspired the pins: The Calculating Stars and The Fated Sky by Mary Robinette Kowal.

All proceeds go to Worldbuilders.