Aliases
planetarian: The Reverie of a Little Planet, planetarian: Chiisana Hoshi no Yume, Planetarian, planetarian～ちいさなほしのゆめ～, planetarian 〜ちいさなほしのゆめ〜
SUMMER 2016ONA
Part of this franchise
concluded
Announced
In production
Releasing
Completed
Hoshino Yumemi is a companion robot working at an abandoned planetarium. It’s been thirty years since her last customer, but she continues to wait. When a customer finally appears, she enlists his help to fix the planetarium so she can show him the stars.
(Source: Crunchyroll)
(Source: Crunchyroll)
Last updated
Oct 28, 2026, 06:16 AM
Franchise overview
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
Renewal pulse
Courcast score breakdown
CourScore weighs signals for an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
38.8
CourScore measures renewal signals out of 100. It is not a calibrated probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 9 hours ago
Top reasons
- BD/DVD sales per volume (MangaCodex) - This season's discs averaged 5,500 copies per volume
- Committee renewal track record - Lead committee members (david production) have a smoothed catalogue continuation rate of 29%, above the catalogue average of 14%
- Cross-platform audience rating - Weighted audience rating 74.5
Runway
Unknown
Source runway is unclear, so feasibility is treated as unknown.
Financial & Commercial53
Production Feasibility27
Audience Reception62
Strategic Priors51
Fandom Engagement56
CourScore history
CourScore over time
Last analysedOct 28, 2026, 06:16 AM
Next scheduledin 15 hours
Renewal FAQ
Planetarian renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Planetarian getting a new season?
- According to Courcast's latest analysis, Planetarian has a 39/100 renewal signal score. This score is updated daily and blends fandom momentum, streaming signals, source-material runway, and franchise history. Check back regularly for the latest forecast.
- Will Planetarian be renewed?
- Planetarian currently scores 39 out of 100 on Courcast. Signals driving this estimate include online discussion volume, sequel history within the franchise, and platform engagement data - all recalculated daily. Scores from 70 indicate strong renewal signals; scores from 85 are labelled very likely.
- What is Planetarian's renewal probability?
- Planetarian's CourScore is 39 as of the latest update. CourScore is Courcast's proprietary metric that aggregates over a dozen renewal signals - from source-material runway to social buzz - into a single daily signal score out of 100.
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| anilist | average score | GLOBAL | 74 | Oct 23, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 370 | Oct 23, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 30,794 | Oct 23, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Oct 23, 2026, 12:00 AM |
| ann | rating | GLOBAL | 7.76 | Oct 25, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 6 | Sep 25, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 19 | Sep 25, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 870 | Sep 25, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 25, 2026, 12:00 AM |
| filmarks | mark count | JP | 786 | Oct 23, 2026, 12:00 AM |
| filmarks | score mean | JP | 74 | Oct 23, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 18 | Sep 10, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 48 | Aug 30, 2026, 12:00 AM |
| justwatch | jp platform count | JP | 1 | Oct 23, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 40 | Oct 23, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 9,014 | Oct 23, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 3,170 | Oct 23, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 73.71 | Oct 23, 2026, 12:00 AM |
| mal | chapters total | GLOBAL | 4 | Oct 26, 2026, 12:00 AM |
| mal | completed | GLOBAL | 54,166 | Oct 23, 2026, 12:00 AM |
| mal | members | GLOBAL | 104,354 | Oct 23, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 40,566 | Oct 23, 2026, 12:00 AM |
| mal | rating | GLOBAL | 7.81 | Oct 26, 2026, 12:00 AM |
| mal | source members | GLOBAL | 1,755 | Oct 26, 2026, 12:00 AM |
| mal | source status code | GLOBAL | 3 | Oct 26, 2026, 12:00 AM |
| mal | volumes total | GLOBAL | 1 | Oct 26, 2026, 12:00 AM |
| mal | watching | GLOBAL | 5,121 | Oct 23, 2026, 12:00 AM |
| mangacodex | bd sales avg | JP | 5,500 | Oct 26, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 5.27 | Oct 26, 2026, 12:00 AM |
| mfc | entry likes | GLOBAL | 80 | Oct 23, 2026, 12:00 AM |
| mfc | figures total | GLOBAL | 5 | Oct 23, 2026, 12:00 AM |
| mfc | goods total | GLOBAL | 110 | Oct 23, 2026, 12:00 AM |
| mfc | media total | GLOBAL | 35 | Oct 23, 2026, 12:00 AM |
| mfc | merch added 30d | GLOBAL | 0 | Oct 23, 2026, 12:00 AM |
| mfc | merch total | GLOBAL | 150 | Oct 23, 2026, 12:00 AM |
| niconico | episode comments | JP | 121,764 | Oct 23, 2026, 12:00 AM |
| niconico | episode mylists | JP | 10,901 | Oct 23, 2026, 12:00 AM |
| niconico | episode views | JP | 1,763,970 | Oct 23, 2026, 12:00 AM |
| comments 7d | GLOBAL | 73 | Oct 9, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 1 | Oct 9, 2026, 12:00 AM | |
| score 7d | GLOBAL | 136 | Oct 9, 2026, 12:00 AM | |
| thread count | GLOBAL | 1 | Oct 9, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 1 | Oct 9, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.48 | Oct 23, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 19,344 | Oct 23, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 75.6 | Oct 23, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 76 | Oct 9, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 58.13 | Oct 23, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 26 | Oct 23, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 0 | Oct 26, 2026, 12:00 AM |
| x official jp | silent days | JP | 11 | Jul 18, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 0 | Jun 29, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 0 | Jun 29, 2026, 12:00 AM |
| youtube | trailer likes | GLOBAL | 3,385 | Oct 23, 2026, 12:00 AM |
| youtube | trailer views | GLOBAL | 370,457 | Oct 23, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 29, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 29, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,721 | Jun 29, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,721 | Jun 29, 2026, 12:00 AM |