Galaxy Zoo Talk

lens?

  • steviepaxton by steviepaxton

    I am new to this, is this a lens? (Lower right corner)

    Posted

  • JeanTate by JeanTate in response to steviepaxton's comment.

    Welcome to Galaxy Zoo!

    It's actually a pair of stars in our own galaxy; the purple/magenta ring is an artifact, caused by internal reflections within the camera.

    Here's the field as seen by SDSS (the orientation is different, but the scale is about the same):

    enter image description here

    Curiously, SDSS thinks there's only one star there ...

    Posted