The conclusion: The tiny bright blob was an object still embedded in the disk of material around the parent star, suggesting a planet in the earliest stages of coming into being.

WSJ: Possible New Planet Spotted Under Formation

But some theorists believe that when it is possible, they will be able to determine how a particular object formed by comparing its spectrum with that of its parent star to determine the relative proportions of heavy elements in the two bodies.

ECONOMIST: Twinkle, twinkle, giant planet