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HubbleSite Hubble Finds a Young Planetary Nebula

  • Thread starter Space Telescope Science
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Space Telescope Science

This is a NASA Hubble Space Telescope picture of a recently-formed "planetary nebula," known as Hen 1357. This expanding cloud of gas was ejected from the aging star in the center. Much of the gas is concentrated in a ring which appears tilted 35 degrees. Besides the big clumps in the ring, HST's detailed images reveal many smaller clumps and wisps of gas, indicating turbulent motions and other activity in the nebula. Two bubbles of gas seen above and below the ring have burst open at their ends, allowing gas from inside to escape.

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