Sort:  

I believe its a camera flare. Kinda like over exposure. But it is a nice picture. Cheers.

no no it's real

Its look beautiful.

thank you soo much

It is water particles in the sky giving the image a halo affect, you do not really see them often @lokmanshrestha very nicely photographed.

I have seen this with the moon, never the sun. More about what happened http://earthsky.org/space/what-makes-a-halo-around-the-moon