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Diameter (Earth = 1)
Surface Gravity (Earth =1)
6 billion years (+/- 2 billions)
4.5 billion years
Length of year (Earth days)
Parent star, spectral type
Star's brightness (sun=1)
At July 23, 2015, NASA held a teleconference, announcing a new planet discovery- Kepler-452b. Kepler-452b is
considered as the Earth oldest cousin, and might be suitable for life.
It is near-Earth-size planet and it has right temperatures for water - an essential ingredient for life as we
It also has nearly the same temperature and mass as the Earth, so it has all the right conditions to be capable
of sustaining life.