According to CoroCoro Comic, the new Gundam TV series "Gundam AGE" was announced to be aired from October.

Scan of Corocoro
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Story:
It's been a few hundreds of years since humans began to live on space colonies. In A.G. 101, an unknown enemy (UE) "GAFRAN" suddenly attacked one of the colonies "Angel". A long war against UE has begun. In A.G 108, a seven year old boy Flit Asuno lost his mother when UE attacked his colony "Ovan". His mother left him a memory unit "AGE". It stored data of an ancient mobile suit Gundam. In A.G. 114, Flit completes the Gundam AGE and counterattacks against GAFRANs.

Gundam AGE official website
Trailer

Staff
Director: Yamaguchi Susumu ("Keroro Gunsou" movies 2,3,4)
Series Composition & Script: Hino Akihiro
Original Character Design: Nagano Takuzo ("Inazuma Eleven")
Anime Character Design: Chiba Michinori ("Mobile Suit Gundam 00")

Update
According to Gundam.info, another new project will be announced on June 25th. It's unknown if the new project is an anime.

Source: Gundam.info