How long is Really Big Sky?

Really Big Sky takes about 4h 56m to beat the main story, or around 6h 53m with extras.

How long does it take to 100% Really Big Sky?

A completionist run of Really Big Sky takes about 13h 38m.

60Meta Score

Mostly Positive73% · 220

Really Big Sky

Indie Shooter Arcade

Developer: Boss Baddie|Publisher: Ripstone, Boss Baddie

Playtime

Updated community averages based on player submissions.

Main Story

4h 56m

Main + Extra

6h 53m

Completionist

13h 38m

Media

1 video + 5 screenshots

Links

Steam Official Twitch

About This Game

Way over in the big void of space live some aliens. They coveted your planet and would do anything to live there. So what's your planet to do? Yeah, blast through them all! Face off against waves of enemies, bosses, giant laser planets, blackholes, wormholes, massive lasers, planets and asteroids across 12 game modes!

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Last updated Mar 7, 2026