Games like Astrofall
Games like Astrofall include No Man's Sky, Among Us, LOCKDOWN Protocol, STAR WARS™ Battlefront II (Classic, 2005), and Grand Theft Auto V Legacy. We matched them by the tags players give Astrofall on Steam (Casual, Space, Multiplayer, Precision Platformer, and First-Person): closest matches first, and among equally close ones the better-known games.

No Man's Sky
Shared: Space · Multiplayer · Sci-fi

Among Us
Shared: Multiplayer · Space · Casual

LOCKDOWN Protocol
Shared: Multiplayer · Space · Casual

STAR WARS™ Battlefront II (Classic, 2005)
Shared: Multiplayer · Space · Sci-fi

Grand Theft Auto V Legacy
Shared: Multiplayer · Third Person · First-Person

STAR WARS™ Battlefront™ II
Shared: Multiplayer · Space · Sci-fi

Brawlhalla
Shared: Multiplayer · Casual · Platformer

Garry's Mod
Shared: Multiplayer · Casual · First-Person

ALTF4
Shared: Runner · Third Person · Casual

Apex Legends™
Shared: Multiplayer · First-Person · Sci-fi

PUBG: BATTLEGROUNDS
Shared: Multiplayer · Survival · First-Person

Chained Together
Shared: Casual · Multiplayer · Platformer

VHOLUME
Shared: First-Person · Casual · Platformer

Elite Dangerous
Shared: Space · Multiplayer · Sci-fi

STAR WARS™: Squadrons
Shared: Space · Multiplayer · Sci-fi

Halo Infinite
Shared: Multiplayer · First-Person · Sci-fi

Gang Beasts
Shared: Multiplayer · Casual · Local Multiplayer

HELLDIVERS™ 2
Shared: Multiplayer · Space · Sci-fi

Warhammer 40,000: Space Marine 2
Shared: Multiplayer · Third Person · Action

Liars Bar
Shared: Casual · Multiplayer · First-Person

Ultimate Chicken Horse
Shared: Multiplayer · Platformer · Precision Platformer

Stick Fight: The Game
Shared: Multiplayer · Casual · Local Multiplayer

Gorilla Tag
Shared: Multiplayer · First-Person · Casual

Starfield
Shared: Space · Sci-fi · First-Person