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Trident Medical Center plans to become a teaching hospital

Trident Medical Center plans to become a teaching hospital
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Astronomers uncover mysterious origins of super-Earths

 E-Mail IMAGE: This artist s impression shows the planet orbiting the Sun-like star HD 85512 in the southern constellation of Vela (The Sail). This planet is one of 16 super-Earths discovered by the. view more  Credit: ESO/M. Kornmesser Mini-Neptunes and super-Earths up to four times the size of our own are the most common exoplanets orbiting stars beyond our solar system. Until now, super-Earths were thought to be the rocky cores of mini-Neptunes whose gassy atmospheres were blown away. In a new study published in The Astrophysical Journal, astronomers from McGill University show that some of these exoplanets never had gaseous atmospheres to begin with, shedding new light on their mysterious origins.

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