Astronomy Picture of the Day ·

Supernova Remnant Cassiopeia A

The Astronomy Picture of the Day for December 14, 2023 is “Supernova Remnant Cassiopeia A,” an image. It is credited to Image Credit: NASA , ESA , CSA , STScI ; D. Milisavljevic (Purdue University), T. Temim (Princeton University), I. De Looze (University of Gent). The original explanation runs about 165 words.

Supernova Remnant Cassiopeia A
Credit: Image Credit: NASA , ESA , CSA , STScI ; D. Milisavljevic (Purdue University), T. Temim (Princeton University), I. De Looze (University of Gent) Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Massive stars in our Milky Way Galaxy live spectacular lives. Collapsing from vast cosmic clouds, their nuclear furnaces ignite and create heavy elements in their cores.”

— APOD editors, December 14, 2023

Read the full explanation on science.nasa.gov

At a glance

Date
December 14, 2023
Type
Image
Credit
Credit: Image Credit: NASA , ESA , CSA , STScI ; D. Milisavljevic (Purdue University), T. Temim (Princeton University), I. De Looze (University of Gent)
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 165 words

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Topics in this entry

The Milky WayGalaxiesSupernovaeJames Webb Space Telescope

Topics are matched from words in the title and explanation.

On this day: December 14 in other years

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Source

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.