Indian Express: It's known that our solar system has always had four giant planets -- Jupiter, Saturn, Neptune and Uranus. Now, astronomers claim to have found evidence which suggests that the solar system might have a fight giant planet which was mysteriously knocked out into deep space. Computer simulations by researchers at the Southwest Research Institute in San Antonio, Texas,
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Solar system began to take shape four and a half billion years ago when a huge cloud of dust and gas collapsed to form the Sun. (Reuters)
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showed that it is statistically extremely unlikely that the solar system began with four giants. By their calculations, it only had a 2.5 per cent chance of reaching its current population and orbital layout with four giants, but was 10 times more likely to have developed to its present state if there was a fifth monster body in the mix, the Daily Mail reported. To reach this conclusions, the researchers led by David Nesvorny ran 6,000 simulations of the solar system's birth and early development.
Solar system had a fifth giant planet? - Indian Express