Games can take a long time to make.
Quick google, i'll add Star Citizen and EDO (up to their current state) in the ranks.
Shenmue: 6 Years
StarCraft II: Wings of Liberty: 7 Years
Galleon: 7 Years
L.A. Noire: 7 Years
Spore: 8 Years
Darkfall Online: 8 Years
Too Human: 9 Years
Team Fortress 2: 9 Years
The Last Guardian: 9 Years
Elite Dangerous Oddessy: 9 Years
Star Citizen: 9 Years
Final Fantasy XV: 10 Years
Prey: 11 Years
Diablo III: 11 Years
Mother 3: 12 Years
Duke Nukem Forever: 15 Years
Starfield: 25 years apparently...
Quick google, i'll add Star Citizen and EDO (up to their current state) in the ranks.
Shenmue: 6 Years
StarCraft II: Wings of Liberty: 7 Years
Galleon: 7 Years
L.A. Noire: 7 Years
Spore: 8 Years
Darkfall Online: 8 Years
Too Human: 9 Years
Team Fortress 2: 9 Years
The Last Guardian: 9 Years
Elite Dangerous Oddessy: 9 Years
Star Citizen: 9 Years
Final Fantasy XV: 10 Years
Prey: 11 Years
Diablo III: 11 Years
Mother 3: 12 Years
Duke Nukem Forever: 15 Years
Starfield: 25 years apparently...
Most of those will be procedurally generated.A clear disadvantage given that the game aims for over a hundred of star systems. Especially when it comes to high quality assets in a pre-alpha.