Gliese 667Cc was discovered in 2011. It is a Earth like planet, located 23 light-years away from us. It’s diameter is 20,000 kilometres and mass of 21 septillion kilograms.
According to astronomers, Gliese 667Cc lies in the habitable zone and has a surface temperature of 4.3 °C. Which is best suitable for the alien life. So it’s possible that, aliens are living there right now.
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