2021 - The End of Everything [Astrophysically Speaking] (Paperback) ISBN-13: 9781982103552 ISBN-10: 1982103558 Genre: Science & Math ? 2020 - The End of Everything Astrophysics and the Ultimate Fate of the Cosmos (Hardcover) ISBN-13: 9781982103545 ISBN-10: 198210354X Genre: Science & Math ? |