Re: WOW! Sun will ‘flip upside down’ within weeks, Nasa says
May be after every one billion years time - its age is 5 billion years! Yellowstone erupts every 750,000 years!
Re: WOW! Sun will ‘flip upside down’ within weeks, Nasa says
May be after every one billion years time - its age is 5 billion years! Yellowstone erupts every 750,000 years!