Short answers, pulled from the story.
Puella Magi Madoka Magica debuted on Mainichi Broadcasting System (MBS), Tokyo Broadcasting System (TBS), and Chubu-Nippon Broadcasting (CBC) on the 7th of January 2011. The first ten episodes aired weekly, while the final two were delayed until April 2011 due to the Tohoku earthquake and tsunami.
Puella Magi Madoka Magica was created by Magica Quartet and animated by Shaft. Director Akiyuki Shinbo and producer Atsuhiro Iwakami initiated the project, with Gen Urobuchi writing the screenplay and Ume Aoki designing the characters. Production designers Gekidan Inu Curry contributed the distinctive witch aesthetics.
Each Blu-ray Disc volume sold more than 50,000 copies in Japan. The first volume sold 53,000 copies in its first week alone, breaking the sales record previously held by Bakemonogatari. Total Blu-ray and DVD sales exceeded 600,000 copies as of October 2012, which was unusual for a late-night anime program.
Puella Magi Madoka Magica won the Grand Prize for animation at the 15th Japan Media Arts Festival, making it the first and only original anime television series to receive that honor. It also won the Television Award at the 16th Animation Kobe Awards, 12 Newtype Anime Awards, and the Grand Prix at the 1st Sugoi Japan Award in 2015.
The final two episodes were delayed because of the 2011 Tohoku earthquake and tsunami, which struck in March 2011. TBS also canceled its scheduled airing of episode ten to provide expanded disaster news coverage. The broadcasts resumed on the 22nd of April 2011 after the production team continued improving the episodes during the delay.
The sequel to Rebellion is titled Walpurgisnacht: Rising. It was announced at the 10th anniversary event held on the 25th of April 2021 and is scheduled for release on the 28th of August 2026.