Astronomy / Space Exposed core of ancient gas giant discovered orbiting Sun-like star

Astronomers have discovered the intact, exposed core of a gas giant locked in a close orbit around a Sun-like star. The discovery will give astronomers a rare opportunity to probe the heart of an ancient alien world, and their findings could tell us more about what lies at the heart of the gas giants in our own solar system, including Jupiter and Saturn.

The core was discovered by NASA’s Transiting Exoplanet Survey Satellite (TESS), which is designed to observe a vast swathe of the night sky and look out for the tiny dips in starlight that occur as planets pass between the telescope and a distant star’s surface.

 
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