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Two New Planets Discovered Within the Habitable Zone
Kepler-62 is known to have at least five worlds orbiting it. Two of the exoplanets, Kepler-62e and Kepler-62f, are located within the star’s habitable zone with orbital periods of 122 and 267 days, respectively. But the groundbreaking thing about this pair is the fact they are very small and may even possess rocky surfaces. “e” is 1.6 times the size of Earth and “f” is 1.4 times the size of Earth. Sadly, at 1,200 light-years distant, that’s all we know about the alien worlds. They are too far away for followup observations by ground-based observatories to determine their masses and any hope of detecting their atmospheric chemistry will be unlikely for some time.
Still, this is exciting as Kepler-62e and f are the smallest worlds detected by Kepler to date that orbit within the habitable zone of their star, allowing liquid water to exist (if it is indeed present), thereby potentially supporting the evolution of life as we know it on their hypothetical rocky surfaces.
http://news.discovery.com/space/alien-life-exoplanets/kepler-62-is-a-ripe-seti-target-13041.htm
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Comments
The mind boggles.
When was the last time a Buddhist worried about soul loss?
@Tom
Oh yeah..And if you believe in the light barrier, it will be 1200 years into our future before they realise we've seen them.
We are such mayflys.