Accessory to War: The Unspoken Alliance Between Astrophysics and the Military by Avis Lang, Neil Degrasse Tyson 18 h 39 min
Quantum Space: Loop Quantum Gravity and the Search for the Structure of Space, Time, and the Universe by Jim Baggott 10 h 18 min
Space 2.0: How Private Spaceflight, a Resurgent NASA, and International Partners are Creating a New Space Age by Rod Pyle 8 h 49 min
Until the End of Time: Mind, Matter, and Our Search for Meaning in an Evolving Universe by Brian Greene 12 h 0 min
Parallel Worlds: A Journey Through Creation, Higher Dimensions, and the Future of the Cosmos by Michio Kaku 14 h 50 min
