 BOSTON--BUSINESS WIRE--Boston Properties, Inc. NYSE: BXP, the largest publicly traded developer, owner, and manager of Class A office properties in the United States, formally announced today the name and additional details of the world-class observatory and experiential attraction under development at Prudential Center in Boston, Massachusetts. The 59,000 square foot venue will be Bostons only observatory and is slated to open in 2023. The observatory will encompass the top three floors o 