Galaxy Zoo Talk

dual image of one thing or single image of two things? What is this?

  • rgmerkel by rgmerkel

    Never seen anything like this before. Which isn't saying much 😉

    Posted

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

    The bright white, perfectly round object on the left (to the E) is a star, in our own galaxy; the one on the right (to the W) is the nucleus of a galaxy. The two are quite unrelated, except for being near each other 'on the sky'.

    Here's the field in SDSS DR9, centered on SDSS J154445.12+093409.8 (a z_sp 0.098 'dead and red' galaxy):

    enter image description here

    Hope this helps, and happy hunting! 😃

    Posted

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

    Thanks!

    Posted