(Copyright 2020 by CNN Newsource - All rights reserved.) A massive iceberg, bigger than the Big Apple, has broken off of an ice shelf in Antarctica. The iceberg measures 490 square miles, making it larger than New York City. [TRENDING: Massive fire breaks out at Orlando condo complex | 6 Dr. Seuss books canceled | Shaq, the big-time wrestler]It separated from the 150-meter-thick brunt ice shelf on Friday near a British scientific outpost, according to a statement from the British Antarctic Survey. The research station is closed for the Antarctic winter.