It was recently announced at the Gundam Next Future event that Mobile Suit Gundam the Witch from Mercury will air its first cour in the Sunday 5 PM timeslot from October to December 2022. From January to March 2023, the timeslot will be occupied by broadcast versions of Mobile Suit Gundam Hathaway, Mobile Suit Gundam Thunderbolt and Mobile Suit Gundam Narrative (four episodes each). The second cour of the Witch from Mercury will resume in April, airing until June 2023.
Source: Twitter