Astronomy Picture of the Day ·

Plains and Ridges on Europa

The Astronomy Picture of the Day for December 15, 1998 is “Plains and Ridges on Europa,” an image. It is credited to Credit: Galileo Project, JPL, NASA. The original explanation runs about 116 words.

Plains and Ridges on Europa
Credit: Galileo Project, JPL, NASA Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“The ridges on Europa may be caused by cold water volcanoes. Europa , one of the largest moons of Jupiter , has been the source of intense scrutiny since speculation increased of there being oceans beneath its icy surface .”

— APOD editors, December 15, 1998

Read the full explanation on science.nasa.gov

At a glance

Date
December 15, 1998
Type
Image
Credit
Credit: Galileo Project, JPL, NASA
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 116 words

All of December 1998 → · 1998 by month → · Full archive since 1995 →

Topics in this entry

Jupiter

Topics are matched from words in the title and explanation.

On this day: December 15 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.