Astronomy Picture of the Day · April 4, 2001

Distant Supernova, Dark Energy

The Astronomy Picture of the Day for April 4, 2001 is “Distant Supernova, Dark Energy,” an image. It is credited to Credit: Adam Riess ( STScI ) et al., NASA. The original explanation runs about 126 words.

From the explanation

“A pinpoint of light from a star that exploded over 10 billion light-years away is centered in the panel at the lower right, a cosmic snapshot of the most distant supernova .”

— APOD editors, April 4, 2001

Read the full explanation on science.nasa.gov

At a glance

Date: April 4, 2001
Type: Image
Credit: Credit: Adam Riess ( STScI ) et al., NASA
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 126 words

All of April 2001 → · 2001 by month → · Full archive since 1995 →

Topics in this entry

Supernovae

Topics are matched from words in the title and explanation.

On this day: April 4 in other years

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Source

Astronomy Picture of the Day, April 4, 2001 — science.nasa.gov/image-article/apod-2001-april-4-distant-supernova-dark-energy

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.