My first experience seeing this was on the original VHS release.
http://vignette1.wikia.nocookie.net/disney/images/1/10/Black_hole_vhs.JPG/revision/latest?cb=20140227052541
It has this intro. https://www.youtube.com/watch?v=YAlkPHb5mLo
that might be a cool extra if you can find a better source.