The Gliese 581 system is located 20.5 light years from ... pulls the star in very small circles that follow the planet’s orbit. Researchers can detect changes in the “pitch” of the light ...
The middle part of the figure shows the limits of the HZ of Gliese 581 computed with the atmospheric models from Selsis et al. The lower part illustrates the boundaries of the photosynthetic zone ...
Among Gliese’s exoplanets are seven believed to orbit a triple-star system called Gliese 667. Of those seven planets, three are believed to orbit inside the “habitable zone,” the range of a ...
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