Although there is no official release of the astrophotography stacking software Sequator for Mac, it is very easy to install the Windows version on to the Mac platform using a very light emulator called Whisky. Once it's installed it almost feels like a native Mac OS X application and works very well. In the short video below, I walk you through the necessary steps to install it on the latest version of Mac OS X. No virtual machines/Parallels needed. The resources needed fo