18 Scorpii
NASA
18 Scorpii is a yellow-orange star
like our Sun, Sol. (See a Digitized
Sky Survey image of 18 Scorpii
from the Nearby Stars Database.) ...
18 Scorpii (Sunlike star)
18 Scorpii
A nearby star that is virtually identical to the Sun.1 It has been ranked by SETI researchers Margaret Turnbull and Jill Tarter in the top five stars in the solar neighborhood most likely to support life.
The closest match is probably 18 Scorpii, though 16 Cygni, Zeta-2 Reticuli, and the pair that make 53 Aquarii come close. Here's another, the G2 dwarf (same class as the Sun) sixth magnitude (6.39, at the limit of human vision) 9 Ceti.
 See also: Solar, Sun, Period, Light, Temperature
  
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