Here is the full list of all 24 Vesper achievements.
Complete NOAK
Complete ARYISH
Complete KAU-ERET
Complete MIG-DA1
Complete SOF
Complete SHO://RESH
Complete the game
Become the one in control
Take good care of your past
Let it go
Obtain the Drive Gun
Read your first Log
Read half of the Logs
Read all the Logs
Scare all the birds in ARYISH
Visit a friendly android in MIG-DA1
Discover true love in MIG-DA1
Find an ancient armor in SOF
Find the Makers in SHO://RESH
Do a Torero Jump 20 times in a row
Die in every possible way
Prevent the Vesper Protocol
Discover the real power of the Drive Gun
Crack the code inside the core