This is the map of the Remnant Vault on the planet Voeld. You visit this location during Restoring a World mission. You should check this mission description for more information about this vault, its secrets, etc.

The following legend of Remnant Vault on Voeld interactive game map defines the points of interest / markers displayed on the map. Each marker corresponds to a specific element to facilitate efficient navigation and interaction with the map.
It appears that the Voeld vault, unable to gravitationally compensate for Voeld's change in orbit, has triggered a controlled melt of frozen carbon dioxide in the permafrost. Projections show this will thicken the atmosphere, gradually raising Voeld's temperature to ease the ice age. This reveals that Remnant vaults are capable of sophisticated analysis and response to planetary conditions.
You should check Restoring a World mission description for more information about this vault, its secrets, etc.
The Remnant decryption puzzle in this vault locks one of the consoles. Solving it allows you to gain Skill Up +2.