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Mercury Helps Reveal Our Middle-Aged Sun’s Secrets

    Mercury Helps Reveal Our Middle-Aged Sun’s Secrets By Judith E Braffman-Miller About 4.56 billion years ago, our Solar System was born from the relic, shredded fragments left behind by the long-dead, nuclear-fusing furnaces of previous generations of ancient stars. Today, our Sun is a lonely sphere of roiling, glaring, mostly hydrogen gas, but it probably was not always…

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Hot Jupiter Planets: Any Way The Wind Blows

    Hot Jupiter Planets: Any Way The Wind Blows By Judith E Braffman-Miller A generation ago, planet-hunting astronomers discovered the first exoplanets in orbit around distant stars beyond our own Sun–and these new discoveries have since provided a treasure chest filled with remarkable brave new worlds for scientists to ponder. Some of these remote planets show an almost eerie…

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A Star That Doesn’t Look Its Age

A Star That Doesn’t Look Its Age By Judith E Braffman-Miller Stars are a lot like people–they are born, they live, they grow old, and then they die. The ancient birth of the first stars to blast our Universe with their raging fires and brilliant light is swathed in mesmerizing mystery. The first stars are thought to have ignited a…

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