Quote Originally Posted by Microsoft
Today marks an important milestone in the Windows 8 project. The Windows 8 team is proud to share with you that a short while ago we started releasing Windows 8 to PC OEM and manufacturing partners. This means our next milestone will be the availability of exciting new models of PCs loaded with Windows 8 and online availability of Windows 8 on October 26, 2012.
Full article here. Enjoy the reading. ^_^
Article about Windows Server is located here.

For more info about the availability for other programs you can find the dates here.

I hope this new version of Windows will bring you some joy. I already love it.