According to Wikipedia
Mobile Suit Gundam 00 (機動戦士ガンダム00, Kidō Senshi Gandamu Daburu-ō?) is the latest television anime of Sunrise's long-running Gundam franchise.[4] The series premiered on October 6, 2007 on MBS and TBS's noted Saturday 6:00 p.m. timeslot.[1][5]

It is directed by Seiji Mizushima and written by Yōsuke Kuroda, and features character designs by Yun Kōga. The series was first officially announced by Sunrise during a 15-second trailer on June 2, 2007.[4][1][5] Gundam 00 will consist of two seasons, with the first one containing 25 episodes. The second season is set to go on air in October 2008.[3]

Mobile Suit Gundam 00 is the first Gundam series to be animated in high-definition,[6] as well as the first to be set in a non-fictional era (Anno Domini).

Anyone keeping track of the series?

umm, every what day of the week does this one airs?

It airs Saturday night at 6pm in Japan