I have all my life, heard there are very few candidates.
Now suddenly, this “expert” is saying one in five stars is a possible home?
Wtf?
A yellow star is a G-type main-sequence star; our Sun is one of these. Yellow stars have a solar mass of 0.81.2 M ☉ and a surface temperature of approximately 5,0006,000 K. In the image below you can see all the stellar types and their colors, and minimum and maximum radii.