A bright light that puffed out smoke and flew over the night sky was spotted all over Texas, and some residents have theories on what it could be.

Some people probably believe that the twinkling effect is produced by the stars themselves, but that is not the case at all.

show up as bright blue blazes of light in the new image. The glowing pink expanse around the cluster is the remnant of the stars' birth site. Researchers used two sets of observations on the star ...