> the luminous celestial body around which the earth and other planets revolve
I'd say a star that provides anything for the bodies revolving around it, even if it's just that gravity guidance, is a sun. A star solo-drifting off in space wouldn't be a sun in my mind, but I'm also not an astronomer so what do I know!
ARPanda700 t1_ixz75qi wrote
Reply to comment by AxialGem in You see more suns at night than in the daytime. by ParticleDetector
> the luminous celestial body around which the earth and other planets revolve
I'd say a star that provides anything for the bodies revolving around it, even if it's just that gravity guidance, is a sun. A star solo-drifting off in space wouldn't be a sun in my mind, but I'm also not an astronomer so what do I know!