The Soompi original article is marked ‘Updated September 16 KST’ and records that IU released the ‘Unknown Planet’ music video.
The article also reviews information about the ‘Dear my crazy soulmate’ MV. IU NOW classifies this item as media reporting, presented separately from IU’s official YouTube and EDAM announcements.
September 16 is the original article’s update date and not this site’s compilation date; refer to Soompi’s original page for the full report, videos, and performance listings.