Games like SpaceJourney VR
Games like SpaceJourney VR include Elite Dangerous, Kerbal Space Program, Deliver Us The Moon, Outer Wilds, and EVE Online. We matched them by the tags players give SpaceJourney VR on Steam (Adventure, Indie, Simulation, Puzzle, and Space): closest matches first, and among equally close ones the better-known games.

Elite Dangerous
Shared: Space · Space Sim · Simulation

Kerbal Space Program
Shared: Simulation · Space · Space Sim

Deliver Us The Moon
Shared: Adventure · Indie · Space

Outer Wilds
Shared: Adventure · Space · Puzzle

EVE Online
Shared: Adventure · Space Sim · Simulation

Empyrion - Galactic Survival
Shared: Simulation · Space · Space Sim

There Is No Game: Wrong Dimension
Shared: Indie · Adventure · Puzzle

Rick and Morty: Virtual Rick-ality
Shared: Adventure · VR · Simulation

BONEWORKS
Shared: VR · Adventure · Puzzle

Papers, Please
Shared: Indie · Simulation · Puzzle

House of the Dying Sun
Shared: Simulation · Indie · Space

ADR1FT
Shared: Adventure · Indie · VR

Observation
Shared: Adventure · Indie · Space

Chants of Sennaar
Shared: Adventure · Indie · Puzzle

COCOON
Shared: Adventure · Indie · Puzzle

Between the Stars
Shared: Simulation · Indie · Space

Interkosmos
Shared: Indie · Adventure · Simulation

Obduction
Shared: Adventure · Indie · Puzzle

3030 Deathwar Redux - A Space Odyssey
Shared: Adventure · Indie · Simulation

Rebel Galaxy
Shared: Adventure · Space · Simulation

No Man's Sky
Shared: Space · Adventure · Indie

Starship EVO
Shared: Indie · Simulation · Adventure

Kinetic Void
Shared: Indie · Simulation · Space

The Room VR: A Dark Matter
Shared: Adventure · VR · Puzzle