Adds chapters 9 (geometry of spacetime), 35 (?) – Actually check: modern readers skip to linearized waves. MTW’s Track 2 is for theory & experiment.

Chapters 1–6, 7–10, 13, 15, 17, 18, 20, 25, 27–29. Goal: Understand black holes, gravitational collapse, and cosmology with minimal math.

It sounds like you’re looking for a comprehensive guide to the book by Charles W. Misner , Kip S. Thorne , and John Archibald Wheeler (often abbreviated MTW ).