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Tech Talk: The ultimate map of the stars and local science fair champs insidetucsonbusiness.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from insidetucsonbusiness.com Daily Mail and Mail on Sunday newspapers.
Newly found mega comet may be the largest seen in recorded history livescience.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from livescience.com Daily Mail and Mail on Sunday newspapers.
Astronomers Pedro Bernardinelli and Gary Bernstein from the University of Pennsylvania discovered the comet, which is a relic from the Oort Cloud – a bunch of leftovers kicked out of the solar system by Jupiter about 4 billion years ago or so. “Once in a while one of them gets knocked towards us and when it gets close to us, starts to evaporate, grows a tail and we call it a comet,” Bernstein told Morning Report. It has to have a tail – a cloud of gas and dust called a coma – to be identified as a comet, otherwise it would be an asteroid. ....
A comet believed to be the largest ever discovered has been exposed by a pair of US astronomers and is heading towards the sun. This illustration shows the distant Comet Bernardinelli-Bernstein as it might look in the outer Solar System. Photo: Supplied / NOIRLab/NSF/AURA/J. da Silva Comet Berardinelli-Bernstein, named after its founding astronomers, is estimated to measure at least 100km-long and 1000 times the mass of most comets. That makes it arguably the largest comet discovered in modern times. For comparison, the asteroid that slammed into Earth 66 million years ago and wiped out the dinosaurs was an estimated 10km across. ....
Giant comet heading toward the sun, scientists say not to worry koaa.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from koaa.com Daily Mail and Mail on Sunday newspapers.