Astronomy Picture of the Day ·
Trifid Pillars and Jets
The Astronomy Picture of the Day for December 26, 2007 is “Trifid Pillars and Jets,” an image. It is credited to Credit: J. Hester ( Arizona St. U ) et al., WFPC2 , HST , NASA. The original explanation runs about 150 words.
From the explanation
“Dust pillars are like interstellar mountains . They survive because they are more dense than their surroundings, but they are being slowly eroded away by a hostile environment.”
— APOD editors, December 26, 2007
Read the full explanation on science.nasa.gov
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At a glance
- Date
- December 26, 2007
- Type
- Image
- Credit
- Credit: J. Hester ( Arizona St. U ) et al., WFPC2 , HST , NASA
- Copyright
- No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
- Explanation length
- About 150 words