Study on Mercury's orbit reveals how the 'waist band' of our solar system is expanding as the sun gets older

Our roughly 4.6 billion-year-old sun is getting older and as it continues to age, the weaker its grip on our solar system becomes. 
That's according to a new NASA study, which looked at changes in Mercury's orbit to determine the health of the sun and found that the sun has been losing mass over time.
As a result, the orbits of planets in our solar system are expanding, similar to the 'waist band of a couch potato in midlife,' NASA said. 
IS THE SUN LOSING ITS GRIP?  Researchers at NASA and MIT discovered that as our sun gets older, its mass becomes smaller and smaller.
As the sun ages, its... read more

20 January 2018 in Science &Technology, Views: 61
Source: Daily Mail

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