2010 ( MMX ) was a common year starting on Friday ( link will display the full calendar ) of the Gregorian calendar , the 2010th year of the Common Era ( CE ) and Anno Domini ( AD ) designations , the 10th year of the 3rd millennium , the 10th year of the 21st century , and the 1st year of the 2010s decade .
2010 ( MMX ) was a common year that started on Friday in the Gregorian calendar .