Astronomy Picture of the Day ·

Moonquakes Surprisingly Common

The Astronomy Picture of the Day for April 6, 2025 is “Moonquakes Surprisingly Common,” an image. It is credited to Image Credit: NASA , Apollo 11 Crew. The original explanation runs about 154 words.

An astronaut is seen standing on the Moon next to an instrument with the lunar lander several meters in the distance. The dark of deep space covers the top of the frame. Please see the explanation for more detailed information.
Credit: Image Credit: NASA , Apollo 11 Crew Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Why are there so many moonquakes? Analyses of seismometers left on the moon during the Apollo moon landings reveal a surprising number of moonquake s occurring within 100 kilometers of the surface.”

— APOD editors, April 6, 2025

Read the full explanation on science.nasa.gov

At a glance

Date
April 6, 2025
Type
Image
Credit
Credit: Image Credit: NASA , Apollo 11 Crew
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 154 words

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Topics in this entry

The MoonApollo program

Topics are matched from words in the title and explanation.

On this day: April 6 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.