ANN
As the name suggests it's filled with news about anime (sadly concentarted on North American market). It also has reviews, ratings,
biographies...
Anime News Network
AnimeNfo
A site offering short descriptions of lots of anime series/OVAs/movies. I often use it to find some quick links on studios, seiyuu and
fansubs.
AnimeNfo
MoonPhase
MoonPhase is the ultimate resource when you want fresh (with only a couple minutes delay) anime news. It also offers news on site updates
(such as added media) and news on Japanese games. It is, however, in japanese.