The second edition to the popular cosmology textbook has appeared in June 2020. The third edition, which fixes many issues and typos, is set to appear in April 2025.

Where to buy

From the Publisher (third edition).

From Amazon (second edition).

Corrections

See here for a summary of the known corrections and clarifications. All of the known corrections are fixed in the third edition. Please contact us with any further issues.

Contact the authors

Questions, corrections, and feedback are very welcome under this email.

Note that typed solutions to the homework problems are not available.