Clash at Loum
On January 3, U.C. 0079, the Principality of Zeon declares war on the Earth Federation and massacres the anti-Zeon government of Side 2 "Hatte". At the same time, a mobile suit assault force led by Kycila captures the moon cities of Granada and Von Braun. At Side 7, Amuro and Hayato Kobayashi are dragged by Kai Shiden and his gang into trespassing in the colony's development sector, only to be arrested and beaten up by Federation guards before they discover Amuro's identity as the son of Tem Ray. Meanwhile, Dozle reveals to Ramba that Gihren has plans to use the captured Island Iffish colony to end the war.
Aired 02/09/2017EP 5 - Clash at Loum

Mobile Suit Gundam: The Origin
The first episode, Aoi Hitomi no Casval, tells the story of Casval Rem Deikun and Artesia Som Deikun (Char and Sayla, before Char became known as the Red Comet) before the One-Year War in UC.0068.
The story for the second episode, Kanashimi no Artesia, moves three years ahead to U.C. 0071. The story will follow the tearful separation of the siblings Casval and Artesia (before they became known as Char and Sayla). It will also feature more of the development of the mobile suits, particularly on the Zeon side.
The third episode, Akatsuki no Houki, follows the youth who would become known as Char Aznable and his future comrade Garma Zabi after they join the Zeons' military academy.
(Source: Anime News Network)