Astronomy Picture of the Day ·

Cooling Neutron Star

The Astronomy Picture of the Day for May 1, 2017 is “Cooling Neutron Star,” an image. It is credited to Image Credit: X-ray: NASA / CXC /UNAM/Ioffe/ D.Page , P. Shternin et al ; Optical: NASA/ STScI ; Illustration: NASA/ CXC /M. Weiss. The original explanation runs about 136 words.

Cooling Neutron Star
Credit: Image Credit: X-ray: NASA / CXC /UNAM/Ioffe/ D.Page , P. Shternin et al ; Optical: NASA/ STScI ; Illustration: NASA/ CXC /M. Weiss Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“The bright source near the center is a neutron star, the incredibly dense, collapsed remains of a massive stellar core. Surrounding it is supernova remnant Cassiopeia A (Cas A), a comfortable 11,000 light-years away.”

— APOD editors, May 1, 2017

Read the full explanation on science.nasa.gov

At a glance

Date
May 1, 2017
Type
Image
Credit
Credit: Image Credit: X-ray: NASA / CXC /UNAM/Ioffe/ D.Page , P. Shternin et al ; Optical: NASA/ STScI ; Illustration: NASA/ CXC /M. Weiss
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 136 words

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Topics in this entry

Supernovae

Topics are matched from words in the title and explanation.

On this day: May 1 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.