Astronomy Picture of the Day ·

A Galactic Cloud of Antimatter

The Astronomy Picture of the Day for May 1, 1997 is “A Galactic Cloud of Antimatter,” an image. It is credited to A Galactic Cloud of Antimatter Credit: W. Purcell (NWU) et al., OSSE, Compton Observatory, NASA. The original explanation runs about 215 words.

A Galactic Cloud of Antimatter
Credit: A Galactic Cloud of Antimatter Credit: W. Purcell (NWU) et al., OSSE, Compton Observatory, NASA Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Explanation : The center of our Milky Way Galaxy is full of surprises . Its latest spectacular is a mysterious cloud glowing in gamma rays produced by annihilating antimatter particles!”

— APOD editors, May 1, 1997

Read the full explanation on science.nasa.gov

At a glance

Date
May 1, 1997
Type
Image
Credit
Credit: A Galactic Cloud of Antimatter Credit: W. Purcell (NWU) et al., OSSE, Compton Observatory, NASA
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 215 words

All of May 1997 → · 1997 by month → · Full archive since 1995 →

Topics in this entry

The Milky WayGalaxies

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.