Space roar
en.wikipedia.org
en.wikipedia.org
Because, as we have learned, there are no coincidences, there is only the force, or some such...
Apologies for being so tangential here.
Blog entry: https://www.wolfram.com/mathematica/customer-stories/mathema...
The actual sound file; http://library.wolfram.com/infocenter/MathSource/5083