If you mean planetary collision the effects are catastrophic first when both planets meet there gravity's will rip each other apart than they will smash together than the blast off pieces will possibly form back together by gravity and will form to a photo planet
Nick Collison's birth name is Nicholas John Collison.
Wilson Collison's birth name is Clyde Wilson Collison.
Harold Collison died in 1995.
Harold Collison was born in 1909.
Levi Collison died in 1965.
Levi Collison was born in 1875.
George Collison was born in 1772.
George Collison died in 1847.
Frank Collison is 6' 3".
Nick Collison is 208 cm.
Wilson Collison has written: 'The last witness'
Meghan Collison was born on 1988-02-02.