Astronomy Picture of the Day ·

The Sudbury Neutrino Detector

The Astronomy Picture of the Day for February 25, 2001 is “The Sudbury Neutrino Detector,” an image. It is credited to Credit: A. B. McDonald ( Queen’s University ) et al., The Sudbury Neutrino Observatory Institute. The original explanation runs about 108 words.

The Sudbury Neutrino Detector
Credit: A. B. McDonald ( Queen’s University ) et al., The Sudbury Neutrino Observatory Institute Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Two thousand meters below the ground, a giant sphere has begun to detect nearly invisible particles. These particles, neutrinos , are extremely abundant in the universe but usually go right through just about everything.”

— APOD editors, February 25, 2001

Read the full explanation on science.nasa.gov

At a glance

Date
February 25, 2001
Type
Image
Credit
Credit: A. B. McDonald ( Queen’s University ) et al., The Sudbury Neutrino Observatory Institute
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 108 words

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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.