Today Soma announced the formal launch event for Visual Studio 2012 and .NET Framework 4.5. Check out Soma's blog post for info about the launch keynote, his intro to the release, and more.
Take a look and the product docs for more info about what's new in Visual Studio and .NET Framework 4.5.
Visual Studio Express 2012 for Windows Desktop is also available for download. Read about it on the Visual Studio blog.