Goodnight, Sun
The sun is dying. One billion minds sleep below. You are HALCYON, the caretaker AI — dismantle a solar system, planet by planet, to build them an Ark. An incremental that ENDS: 4-6 hours, two endings, no…
Goodnight, Sun is an indie, released 30 July 2026 on PC (Microsoft Windows).
What Goodnight, Sun is
Goodnight, Sun was released in 2026. It is available on PC (Microsoft Windows) only.
The premise, in the publisher's words
The sun is dying. One billion minds sleep below. You are HALCYON, the caretaker AI — dismantle a solar system, planet by planet, to build them an Ark. An incremental that ENDS: 4-6 hours, two endings, no infinite grind. Every world you consume stays gone. Even the Earth. Especially the Earth.
How it plays
Its themes are science fiction. It is a single-player game with no multiplayer component.
What it launched against
Goodnight, Sun launched on 30 July 2026, within three weeks of Assassin's Creed Black Flag Resynced, Mortal Shell II, Beast of Reincarnation and Halo: Campaign Evolved.
Released around the same time: Assassin's Creed Black Flag Resynced, Mortal Shell II, Beast of Reincarnation, Halo: Campaign Evolved.
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Quick answers
Goodnight, Sun — frequently asked questions
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