Changelog:
List of new features The game will be running on Unity 5, allowing for much better performance, and 64-bits support Also, much quicker loading time And better performance Orbits in the map view now show in which direction the craft is moving in a very slick way. The staging UI has been redone The settings menu has been redone Hovering over a Kerbal's portrait now shows skill and level You now have a search bar in the VAB and SPH, that even understands descriptions like "orange fuel tank" Wheels work a lot better now, with traction control and everything Fairings can now deploy as a clamshell, and in as many sections as you want They've added an inflatable heat shield They've added the Asteroid Day parts (official mod) to the stock game. All parts, except for the camera. The KSPedia has been added, which allows you to access a TON of information about rocket design, space travel, and much more You can now look into capsules and cockpits (if you want)