The Fox-distributed film just beat Disney's Pirates of the Caribbean: Dead Man's Chest which made $1.07 billion worldwide in 2006. It is now aiming for the second-top grosser, New Line Cinema's The Lord of the Rings: The Return of the King which grabbed $1.12 billion worldwide in 2003.
At present Avatar has made $1.1 billion through Tuesday. That includes $367.5 million domestically and $731.2 million overseas.
Titanic, directed by Cameron and distributed domestically by Paramount and internationally by Fox, is the number one film with $1.84 billion.
Avatar was released December 18th, 2009 and stars Sam Worthington, Zoe Saldana, Sigourney Weaver, Stephen Lang, Joel Moore, Giovanni Ribisi, Michelle Rodriguez, Laz Alonso. The film is directed by James Cameron.