StarWars.com:

Your LEGO Star Wars rebel fleet doesn’t stand a chance.

The LEGO Group unveiled today the new LEGO Star Wars Imperial Star Destroyer set, a gigantic addition to its vaunted Ultimate Collector Series (UCS). Measuring 43" long and comprised of 4,784 bricks, it brings the famous ship to life in LEGO form like never before and is filled with surprises. Indeed, the release also includes a buildable Tantive IV, the rebel craft captured by a Star Destroyer in the iconic opening of Star Wars: A New Hope; now, Empire-loving Star Wars fans can recreate this memorable moment again and again.

Absolutely amazing. Wow.