Books like Lucifer's Hammer
Larry Niven, Jerry Pournelle
Lucifer's Hammer is 639 pages, about 11 hours 43 minutes at 250 words a minute.
12 books to read next
How long each takes
Seveneves 15.8 h 
The Scarlet Plague 1.4 h 
Mockingbird 5.1 h 
Ender's Game 6.1 h 
Project Hail Mary 9.1 h 
Cat's Cradle 4.2 h 
Wastelands 2 6.2 h 
Children of Time 11.3 h 
Black Tide Rising 5.6 h 
The Last Man 7.8 h 
Swan Song 17.5 h 
The Children of Men 5.8 h Bar height shows length. Estimated at 250 words a minute.