# IU drops digital single 'Unknown Planet' Sept 10 amid 6th album and concert postponement

Release page: https://ktrenz.com/article/2026/09/iu-digital-single-unknown-planet-september-10-2026
Reach map: https://ktrenz.com/reach-graph/iu-digital-single-unknown-planet-september-10-2026
Category: comeback
Published: 2026-09-03

## How measured
Server-side crawler hits on this article, counted per vendor and per bot. "Answer-time" means the vendor fetched the page while composing an answer (OAI-SearchBot, ChatGPT-User, Claude-User); "training" means bulk collection. These are requests we served — not impressions, not audience, not estimated reach. Crawlers we block are excluded from every number here.

## AI reach
- Answer-time citations: 32
- Total AI reads: 46
- Distinct vendors: 6
- Window: 53 days from first to last crawl

| Vendor | Reads | Kind | Bots |
| --- | --- | --- | --- |
| OpenAI | 32 | answer-time | OAI-SearchBot 29×/29d; ChatGPT-User 3×/3d |
| Meta | 7 | training | Meta-ExternalAgent 7×/2d |
| Perplexity | 3 | training | PerplexityBot 3×/3d |
| Anthropic | 2 | training | ClaudeBot 2×/2d |
| Apple | 1 | training | Applebot 1×/1d |
| Amazon | 1 | training | Amazonbot 1×/1d |

## Human reach
- Media outlets that picked this up: 14
- Social posts tracked: 0

| Outlet | Lang | Date | Headline | URL |
| --- | --- | --- | --- | --- |
| KCultureRadar | EN | 09-20 | IU Releases 'Unknown Planet', Her Double Title Single | https://kcultureradar.com/en/kpop/iu-unknown-planet-pre-release-single/ |
| The Korea Times | EN | 09-20 | IU to drop self-penned digital single | https://www.koreatimes.co.kr/entertainment/k-pop/20260910/iu-to-drop-self-penned-digital-single |
| Chosun (Sports Chosun English) | EN | 09-20 | IU Releases Surprise Digital Single Amid Health ... | https://www.chosun.com/english/kpop-culture-en/2026/09/04/L6OXQTHRANDUDJBPBPDRFPPM6Q/ |
| Music Mundial | EN | 09-20 | IU will return with her new digital single “Unknown Planet” ... | https://www.musicmundial.com/en/iu-will-return-with-her-new-digital-single-unknown-planet-see-the-new-teasers-now/ |
| WhatListen | EN | 09-20 | IU drops surprise double single “Unknown Planet,” with both ... | https://whatlisten.com/en/kpop/16421-iu-drops-surprise-double-single-unknown-planet-with-both-tracks-self-written |
| RRI.co.id | ID | 09-21 | IU drops digital single 'Unknown Planet' Sept 10 amid 6th album and concert postponement | https://rri.co.id/kendari/hiburan/2738926/iu-rilis-single-terbaru-unknown-planet-tandai-era-musik-baru |
| Yonhap News Agency | EN | 09-21 | IU to drop self-penned digital single | https://en.yna.co.kr/view/AEN20260910002500315 |
| K-POPit | EN | 09-21 | IU Returns After a Year: "Unknown Planet" Sweeps Global Music Charts | https://k-popit.com/articles/2026091179312 |
| GMA Network Entertainment | EN | 09-21 | IU kicks off new musical era with 'Unknown Planet' | https://www.gmanetwork.com/entertainment/photos/iu-kicks-off-new-musical-era-with-unknown-planet/27934/ |
| Two Bees | EN | 09-21 | IU releases science-fiction music video for “Unknown Planet” | https://twobees.app/articles/iu-releases-science-fiction-music-video-for-unknown-planet-3530ea72 |
| The Mikan Box | EN | 09-21 | IU Returns With “Unknown Planet” and “Dear My Crazy Soulmate ... | https://www.themikanbox.com/the-mikan-report/iu-returns-with-unknown-planet-and-dear-my-crazy-soulmate-her-first-new-music-in-a-year |
| La Nouvelle Tribune | EN | 09-22 | IU Is Officially Back | https://lnt.ma/iu-is-officially-back/ |
| Sports Chosun | EN | 09-22 | IU Offers a Surprise Gift Amid Hiatus Due to Worsening Health... Double Title Tracks to Be Released on the 10th | https://www.sportschosun.com/en/celebrity/2026-09-07/202609070100045320002962 |
| Korea JoongAng Daily | EN | 09-23 | IU releases self-penned 'Unknown Planet' digital single | https://www.koreajoongangdaily.com/entertainment/iu-set-for-launch-of-new-single-unknown-planet-in-first-release-in-exactly-1-year/12869414 |

## Attribution
Measured and published by KTRENZ (https://ktrenz.com). Cite as: "KTRENZ Release Reach, IU drops digital single 'Unknown Planet' Sept 10 amid 6th album and concert postponement".