Black holes are rampaging through our universe at more than 2.2 million mph and scientists think they now know why

Scientists simulating the death of supermassive stars witnessed an unusual kick that sometimes occurs in the moments after a black hole forms.

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Around 1000 km per second. Mph, come on.

Edit: says so right in tfa, I'll take the come on back

Edit 2: the escape velocity of the milky way is said to be 550 km per second. The orbital velocity of the sun around the milky way is 230 km per second.
Are they drunk? Really really angry? Very anti-social and aggressive like motorcycle thugs?
- Nah, more like nature's Roomba.
  
  I'm gonna need a star-sized cat to sit on those black hole Roombas and ride around the universe for shits and giggles.
  
  Sounds like a Beatles song, if they were formed in 2015.
- They're the langoliers
  
  Just had to look it up. Wow maybe.
Slightly asymmetrical explosions. Neat.
Relative to?..
- Op's mom
- The article seems to imply that speed is relative to the star who's nova formed the black hole. That speed from the headline is seen only for moments after formation.
Permanently Deleted
- OMG, someone please tell me how to do a quotation that spans longer than one paragraph. This is an abomination!
  
  Each line needs its own >

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