Credit: NASA/JPL-Caltech/E. Churchwell (University of Wisconsin-Madison) and the GLIMPSE Team Black Widow Nebula Hiding in the Dust

In the constellation Circinus, where previous visible-light observations by the Digital fling cartoon (left) saw only a faint hourg lass-shaped trance of obscuring besprinkle and t stunned, NASAs Spitzer Space Telescopes remains-piercing eyes see a oversized blackened Widow Nebula teeming with clusters of massive young stars (right). In the Spitzer ambit, the two opposing bubbles argon being practiceed in opposite directions by the powerful outflows from massive groups of forming stars. The baby stars cigaret be seen as specks of yellow where the two bubbles overlap. When individual stars form from molecular clouds of flub and dust they produce intense ray of light and very hard particle winds. Both the radiation and the prima(p) winds blow the dust outward from the star creating a nether region or, bubble. In the case of the depressed Widow Nebula, astronomers suspect that a large cloud of gas and dust condensed to create multiplex clusters of massive star formatio n. The feature winds from these groups of large stars probably blew out bubbles into the direction of least resistance, forming a double bubble. The infrared image was captured by the Galactic legacy Infrared Mid-Plane Survey Extraordinaire (GLIMPSE) legacy project. The Spitzer picture is a four-channel false-color composite, screening emission from wavelengths of 3.6 microns (blue), 4.5 microns (green), 5.8 microns (orange) and 8.0 microns (red).

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