| App ID | 4292170 |
| App Type | Game |
| Store Name | Planet Nine |
| Developer | haizai |
| Publisher | RED GAUGE STUDIO |
| Supported Systems | Windows macOS |
| Last Changenumber | 39072422 |
| Last Record Update | 21 September 2026 – 19:23:51 UTC ( |
| Release Date | 9 September 2026 – 07:01:54 UTC ( |
Out there somewhere, but nobody has found it — a planet merge puzzle themed around "Planet Nine" 🚀 Launch planets like billiard balls and merge matching ones, growing from tiny Mercury toward the ninth planet 🌟 3-5 minutes per run, played with a mouse. Scores go to global leaderboards 🪐
Additional Information
| Developer | haizai | |||||||||||||||||||||||||||||||||||
| controller_support | partial | |||||||||||||||||||||||||||||||||||
| community_visible_stats | Yes | |||||||||||||||||||||||||||||||||||
| ReleaseState | released | |||||||||||||||||||||||||||||||||||
| Publisher | RED GAUGE STUDIO | |||||||||||||||||||||||||||||||||||
| Store Release Date | 9 September 2026 – 07:01:56 UTC ( |
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| osarch | 64 | |||||||||||||||||||||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||||||||||||||||||||
| Social Media | https://x.com/haiz_ai |
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| Primary Genre | Casual (4) | |||||||||||||||||||||||||||||||||||
| Store Genres | Casual (4) | |||||||||||||||||||||||||||||||||||
| Steam Release Date | 9 September 2026 – 07:01:54 UTC ( |
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| Store Asset Modification Time | 6 September 2026 – 19:41:48 UTC ( |
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| library_assets |
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| osextended | macos64,macosapplesilicon,macosnotarized | |||||||||||||||||||||||||||||||||||
| name_localized |
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| controllertagwizard | Yes | |||||||||||||||||||||||||||||||||||
| AI Content Type | 1 | |||||||||||||||||||||||||||||||||||
| First seen on SteamDB | 29 December 2025 – 18:57:50 UTC ( |
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Supported Languages
| 17 Languages | Interface | Full Audio | Subtitles | Achievements |
|---|---|---|---|---|
| English | Yes | Yes | ||
| French | Yes | Yes | ||
| German | Yes | Yes | ||
| Spanish - Spain | Yes | Yes | ||
| Spanish - Latin America | Yes | Yes | ||
| Portuguese - Brazil | Yes | Yes | ||
| Russian | Yes | Yes | ||
| Simplified Chinese | Yes | Yes | ||
| Traditional Chinese | Yes | Yes | ||
| Japanese | Yes | Yes | ||
| Korean | Yes | Yes | ||
| Italian | Yes | Yes | ||
| Indonesian | Yes | Yes | ||
| Danish | Yes | Yes | ||
| Turkish | Yes | Yes | ||
| Portuguese - Portugal | Yes | Yes | ||
| Polish | Yes | Yes |
Tags
Categories
Hardware Categories
Assets
Load all asset images
| trailer_name | Launch Trailer |
| trailer_category | 3 |
| microtrailer ↴ | |
| video/webm | 4292170/2101443388/8df50a0185fab16c8937258dd9bcf8f83218c6f3/1788219569/microtrailer.webm |
| video/mp4 | 4292170/2101443388/8df50a0185fab16c8937258dd9bcf8f83218c6f3/1788219569/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 4292170/2101443388/8df50a0185fab16c8937258dd9bcf8f83218c6f3/1788219569/dash_av1.mpd |
| dash_h264 | 4292170/2101443388/8df50a0185fab16c8937258dd9bcf8f83218c6f3/1788219569/dash_h264.mpd |
| hls_h264 | 4292170/2101443388/8df50a0185fab16c8937258dd9bcf8f83218c6f3/1788219569/hls_264_master.m3u8 |
| screenshot_medium | 257414283/e65d225fc275e584210c74b768a9fe47071337ba/movie_600x337.jpg |
| screenshot_full | 257414283/e65d225fc275e584210c74b768a9fe47071337ba/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 1 September 2026 – 00:03:00 UTC |
Depots
| ID | Configuration | Size | DL. |
|---|---|---|---|
| 4292171 | Windows | 367.09 MiB | 174.74 MiB |
| 4292172 | macOS | 385.31 MiB | 183.04 MiB |
Total size on disk is 752.41 MiB and total download size is 357.78 MiB.
Total size on disk is 367.09 MiB and total download size is 174.74 MiB, when filtered to Windows, English, no DLC depots.
Branches
| Name | Description | Build ID | Time Built | Time Updated |
|---|---|---|---|---|
| public | 25437615 |
Other
| Name | Value |
|---|---|
| baselanguages | Portuguese - Brazil, Danish, English, French, German, Indonesian, Italian, Japanese, Korean, Spanish - Latin America, Polish, Portuguese - Portugal, Russian, Simplified Chinese, Spanish - Spain, Traditional Chinese, Turkish |
| privatebranches | 1 |