Pushing Ice by Alastair Reynolds

I was listening to a science and futurism with Isaac Arthur episode about deep time and cryo ships and the book Pushing Ice by Alistair Reynolds was recommended and it sounded interesting so I gave it a read and Lord it was a really good book.

https://www.goodreads.com/book/show/89186.Pushing_Ice

Edit: Just finished house of suns. Whoa!