Largest Known Comet Is Heading Close Enough to US to Become Visible ntd.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ntd.com Daily Mail and Mail on Sunday newspapers.
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Largest known comet has been traveling for millions of years
NOIRLab/NSF/AURA/J. da Silva (Sp
J. da Silva/NOIRLab/NSF/AURA
This illustration shows Comet Bernardinelli-Bernstein as it might look in the outer solar system.
By Ashley Strickland, CNN
Astronomers have discovered the largest known comet, and it’s about a thousand times more massive than others.
Comet Bernardinelli-Bernstein, so named because it was found by University of Pennsylvania department of physics and astronomy
graduate student Pedro Bernardinelli and Professor Gary Bernstein, is between 62 to 124 miles (100 to 200 kilometers) across. The team announced the discovery in June.
This unusual comet will make its
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