It's confusing since Microsoft doesn't even call it "VB.NET" any longer. From about 2008, it's simply "Visual Basic", no ".NET".
There's classic VB - VB1 to VB6 - and briefly "VB.NET" (VB7 and VB8), and then just "Visual Basic" (versions 9, 10, 11, and 12).
http://msdn.microsoft.com/en-ca/library/2x7h1hfk.aspx