Scientists may have solved a long standing question on how planets form.  The question has been how does a pebble turn into a planet with so many collisions that could break it apart?  The answer is “dust traps” where higher pressure is found that may hold everything together.  Scientists have found that these may be much more common than once thought.

Watch the video here: http://www.msn.com/en-us/video/wonder/astronomers-just-solved-a-long-standing-mystery-of-how-planets-form/vi-AAnGEjk?ocid=SK2KDHP