Books like Blue Mars
Kim Stanley Robinson
Blue Mars is 786 pages, about 14 hours 25 minutes at 250 words a minute.
12 books to read next
How long each takes
A Fire Upon the Deep 11.1 h 
A Deepness in the Sky 14.5 h 
A Canticle for Leibowitz 5.9 h 
The Moon Is a Harsh Mistress 6.1 h 
Foundation 4.4 h 
Ringworld 6.2 h 
Starship Troopers 4.3 h 
Foundation's Edge 8.1 h 
Contact 7.9 h 
Sundiver 6.2 h 
The Windup Girl 7.2 h 
Stranger in a Strange Land 8.0 h Bar height shows length. Estimated at 250 words a minute.