Here is my 100% Achievement guide for Deliver Us The Moon!
This is for completing chapter 3.
Below is a list of Chapter 3, where it starts, all collectibles and misc achievements :)
Chapter 3 (Copernicus Moonhub) Start - 50:45
AUDIO - The Blackout 5/8 (Arrival) - 51:30
SCAN - The Johanson Family 4/6 (Kathy's Place) - 51:40
HOLOGRAM - Outward 2/7 (Conspirators Dissent) - 53:15
Achievement 12 - The Witness - 54:50
Achievement 13 - The Mechanic - 1:00:50
HOLOGRAM - The Johanson Family 5/6 (Fathers Plight) - 1:02:10
SCAN - The Johanson Family 6/6 (Growth Chart) - 1:03:40
AUDIO - The Blackout 6/8 (Witnesses) - 1:03:55
SCAN - The Malfunction 3/4 (Huygens Memorial Stone) - 1:04:15
HOLOGRAM - Outward 3/7 (Trinity) - 1:05:00
SCAN - The Blackout 7/8 (A Stray Chair) - 1:07:35
COLLECTIBLE - Moonman Comic Book 3 - 1:07:45
AUDIO - The Blackout 8/8 (Confrontation) - 1:09:10
SCAN - Outward 4/7 (Bunk Beds) - 1:09:20
Achievement 14 - Environmental Analysis Part 2 - 1:09:20
Achievement 15 - Not A Scratch - 1:09:40
Achievement 17 - Stargazer - (Start) 1:12:10
Achievement 16 - Among The Stars - 1:12:40
Achievement 17 - Stargazer - (Finishes) 1:15:15
Achievement 18 - Twin Flames - (Start) 1:15:45 (End) - 1:22:10
HOLOGRAM - Outward 5/7 (The Great Leap Forward) - 1:24:25
HOLOGRAM - Outward 6/7 (The Burdens Of Adherence) - 1:26:35
AUDIO - Sarah's Journey 1/5 (Departure) - 1:27:50
Achievement 19 - Remember Me - 1:27:50
Hope This Helps!