THE closest red supergiant star to Earth will inevitably explode as it continues to pulsate from bright to dim twice as fast as usual. Betelgeuse underwent “the great dimming” between 2019-2020 and ...
Stars like the Sun are remarkably constant. They vary in brightness by only 0.1% over years and decades, thanks to the fusion of hydrogen into helium that powers them. This process will keep the Sun ...
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