There's a typo in the link above, it should be:

http://news.ucsc.edu/2011/08/eris-simulation.html

instead of:

http://news.ucsc.edu/2011/08/eris-simulation.htmlv

Diff: there's a v.

It says something for how much diligence people voting stories up have.. Has a good title, vote it up! ;-)

Either that or the HN crowd is so proficient at noticing and removing defects in identifier strings that they barely notice the couple of keyboard shortcuts required to remove the v when they see the 404 :)

Speeds and feeds on NASA's Pleiades supercomputer that was used for the bulk of the computation: http://www.nas.nasa.gov/hecc/resources/pleiades.html

Youtube animation:

http://www.youtube.com/watch?v=VQBzdcFkB7w

No music credits, unfortunately.

Link to the original paper abstract: http://adsabs.harvard.edu/abs/2011ApJ...742...76G