Sun 'capable' of superflare with energy of a billion megaton bombs, spelling disaster for Earth
ibtimes.co.uk/sun-capable-superflare-energy-b...
ibtimes.co.ukPosted Dec 3, 2015, 12:05 AM UTC
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ibtimes.co.ukibtimes.co.ukPosted Dec 3, 2015, 12:05 AM UTC