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Does a comet's period change because it loses mass every time it nears the Sun?
Do the periods of comets decrease because they lose mass every time they get near the Sun? Robert BaileyConover, Wisconsin ...
Rare comet seen from Australia for first time in 160,000 years
The G3 Atlas comet has returned to our galaxy for a once-in-a-lifetime event and is now visible in the Southern Hemisphere.
Rare G3 Atlas comet lights up Adelaide skies in a once-in-160,000-year event
Perfect weather has opened up Adelaide’s skies for an event of a lifetime that won’t happen again for about 160,000 years.