Bernardinelli-Bernstein: The Biggest Comet In The Solar System Could Stretch From New York To PhiladelphiaAstronomers Pedro Bernardinelli and Gary Bernstein were searching through archive images from the Dark Energy Survey at the Cerro Tololo Inter-American Observatory in Chile when they noticed a comet around 4.1 billion kilometers (2.6 billion miles) from the Sun.Comets are remnants of dust,...
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