Players that already own The Outer Worlds base game (physical or digital) and DLCs Murder on Eridanos and Peril on Gorgon will be eligible for a reduced upgrade price. In order to download the upgrade, you must be signed into the same Microsoft/PSN Account you used to purchase the DLC.
On Playstation:
Upgrade price and download will be available on the Spacer's Choice Edition store page.
On Xbox:
Purchase the specific Upgrade DLC from The Outer Worlds store page. Then, navigate to the new Spacer's Choice Edition store page where you will now be able to download the upgrade for "free".
On Steam:
"Complete the bundle" to gain access to Spacer's Choice Edition.
On Epic Games Store:
You must buy the Upgrade DLC, then navigate to the new Spacer's Choice Edition store page where you will now be able to download the upgrade for "free".
On GOG:
Purchase the upgrade here.