Snowflake Cluster. Newborn stars, hidden behind thick dust, are revealed in this image of a of the Christmas Tree Cluster from NASA's Spitzer Space Telescope. The newly revealed infant stars appear as pink and red specks toward the and appear have formed in regularly spaced intervals along linear structures in a configuration that resembles the spokes of a wheel or the pattern of a snowflake. Hence, astronomers have nicknamed this the Snowflake Cluster (NASA Media Archives). Buy this as a superb wall poster, a canvas print or a framed print.