Astronomers Spot Evidence for Colliding Planet Embryos in Famous Star Cluster

Color composite image of the Pleiades star cluster and surrounding region produced by Inseok Song of the Spitzer Science Center. The image was created by combining B, R and I band images from individual second generation Digital Sky Survey images into blue, green and red image layers, respectively. The location of HD 23514 is shown by the yellow arrow. Inset artwork (lower right) is same as in Figure 1.