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News Release Archive:

News Release 151 of 951

August 11, 2011 09:00 AM (EDT)

News Release Number: STScI-2011-24

Hubble Offers a Dazzling View of the 'Necklace' Nebula

A Hubble Heritage Release

August 11, 2011: A giant cosmic necklace glows brightly in this NASA Hubble Space Telescope image. The object, aptly named the Necklace Nebula, is a recently discovered planetary nebula, the glowing remains of an ordinary, Sun-like READ: Junior version of this article Amazing Space Learn about this story in the Star Witness, a science newspaper available on our sister site, Amazing Space.  star. The nebula consists of a bright ring, measuring 12 trillion miles across, dotted with dense, bright knots of gas that resemble diamonds in a necklace. The knots glow brightly due to absorption of ultraviolet light from the central stars.

The Necklace Nebula is located 15,000 light-years away in the constellation Sagitta (the Arrow). In this composite image, taken on July 2, 2011, Hubble's Wide Field Camera 3 captured the glow of hydrogen (blue), oxygen (green), and nitrogen (red).

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Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA)