I'm still lazy though
Release Date: July 16th, 2005
Book Title: Harry Potter and the Half Blood Prince.
Length: Bloomsbury has informed us that the book will be "slightly shorter" than Order of the Phoenix.
Chapters: The door on JKR's site opened on Halloween revealing 3 of the chapter titles. You can see/read about them here.
Other Info: On August 16th, the door on JKR's site opened giving us the following excerpt of book 6, which describes the Half-Blood Prince:
(He) looked rather like an old lion. There were streaks of grey in his mane of tawny hair and his bushy eyebrows; he had keen yellowish eyes behind a pair of wire-rimmed spectacles and a certain rangy, loping grace even though he walked with a slight limp.
