Posts Tagged 'habitable'

Tidal Heating Suggests Less Habitable Planets

tidal-forces-heating-red-dwarf

Tidal heating, which is basically gravitational heating of a planet via tides, suggests that the number of habitable planets could be roughly half of what was previously thought. Tidal heating could shrink the habitable zone around the Milky Way’s most numerous stars, red dwarfs.

Read more @ SciTechDaily

Chemistry Might Influence Habitable Zones Around Extrasolar Systems

kepler-field-of-view

Trace elements in extrasolar systems might influence the evolution of habitable zones around their stars, where carbon-based life as we know it might dwell. Most stars are made up of hydrogen and helium gas, but there still remain traces of heavier elements, like metals, that are inherited from the remnants of older stars or forged by stellar fusion.

Read more @ SciTechDaily


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