Astronomy Picture of the Day ·
A Spherule from the Earth's Moon
The Astronomy Picture of the Day for May 20, 2007 is “A Spherule from the Earth's Moon,” an image. It is credited to Credit: Timothy Culler ( UCB ) et al., Apollo 11 Crew , NASA. The original explanation runs about 129 words.
From the explanation
“How did this spherule come to be on the Moon? When a meteorite strikes the Moon , the energy of the impact melts some of the splattering rock , a fraction of which might cool into tiny glass beads .”
— APOD editors, May 20, 2007
Read the full explanation on science.nasa.gov
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At a glance
- Date
- May 20, 2007
- Type
- Image
- Credit
- Credit: Timothy Culler ( UCB ) et al., Apollo 11 Crew , NASA
- Copyright
- No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
- Explanation length
- About 129 words