One of the biggest stars in the universe might be ready to explode

This is an artist’s impression of the dying star WOH G64. It’s more than 160,000 light-years away, in the Large Magellanic Cloud. It’s one of the biggest stars in the universe, and it might be getting ready to explode. Image via ESO/ L. Calçada.

• Star WOH G64 is one of the largest known in the universe. It’s more than 1,500 times the sun’s radius.
• In 2014, the star appeared to be transforming from a red supergiant into a rare yellow hypergiant. It shed its outer layers and began heating up.