The mature sun may still be prone to temper tantrums. A new study suggests that older stars like the sun can produce superflares: huge bursts of energy visible across hundreds of light-years.
Under The Right Conditions Our Sun Could Produce An Enormous
Superflares' erupt on some Sun-like stars
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Sun could unleash massive 'superflare' in our lifetimes and 'wipe
Our Aging Sun Is Still Capable of Unleashing 'Superflares.' Should We Worry?