The social networking company, which has been undergoing , is moving to a 79-acre office campus to accommodate its growing business.

A spokeswoman confirmed to Computerworld on Tuesday that the company bought the former Sun Microsystems campus in Menlo Park, Calif. That property, which served as the corporate headquarters for Sun until the company was , covers 57 acres with nine buildings encompassing about 1 million square feet.

The company also purchased an adjacent 22-acre tract that is connected to the Sun campus by a tunnel. The Facebook spokeswoman said they're holding onto that property for possible future development.

"The company has been looking for a space that suits our long-term business needs and allows us to recreate the small community feel we enjoyed while in downtown Palo Alto," Facebook said in a statement.

The Facebook spokeswoman also said the company isn't releasing specific numbers but does expect to do more hiring this year. "Our new campus provides us with the necessary room to continue growing, and we look forward to what's ahead," she said.