Astronomy Picture of the Day ·

Comet G3 ATLAS over Uruguay

The Astronomy Picture of the Day for January 28, 2025 is “Comet G3 ATLAS over Uruguay,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Mauricio Salazar). The original explanation runs about 175 words.

A foreground grass field is shown below a distant field of stars. On the grass field are some trees. Dwarfing the trees, in the sky, is a comet with a long tail. Please see the explanation for more detailed information.
Credit: Image Credit & Copyright: Mauricio Salazar Copyrighted Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Comets can be huge. When far from the Sun, a comet’s size usually refers to its hard nucleus of ice and rock, which typically spans a few kilometers — smaller than even a small moon .”

— APOD editors, January 28, 2025

Read the full explanation on science.nasa.gov

At a glance

Date
January 28, 2025
Type
Image
Credit
Credit: Image Credit & Copyright: Mauricio Salazar
Copyright
Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length
About 175 words

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Topics in this entry

The SunComets

Topics are matched from words in the title and explanation.

On this day: January 28 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.