Ergosphere

You're the newest steward of Thoth Observatory, tasked with researching the strange Kerr black hole SJ-1765—the Sejanus Singularity. The data gathered here is invaluable, so maintain the installation and preserve your sanity until your rotation ends in this deteriorating station.

Developer: Yalt. Publisher: Citreum.

Tags: Adventure, Simulation, Interactive Fiction, Immersive Sim.

Steam reviews: Not enough reviews (75% of 4).

Price: Free to play on Steam.

Released 2025-10-10.

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