Planet Earth and Moon in Orbit

42179-1 Technic 2024 526 parts 5.1% Intermediate

LEGO Technic set 42179-1 Planet Earth and Moon in Orbit models the relationship between the Sun, Earth and Moon as a working display. A hand crank drives the exposed gear train, moving Earth around the Sun while the Moon circles Earth. Printed month labels show the planet's position through the year, and a separate scale indicates the Moon's changing phases. The blue Earth, grey Moon and yellow Sun sit on angled Technic beams that keep each orbit easy to follow. Turning the handle reveals how several gears coordinate the two rotations without hiding the mechanical function inside a closed base.

42179-1

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Parts Inventory

🧱 526 parts
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Catalog rarity

How common are the parts in Planet Earth and Moon in Orbit?

5.1%Moderate rarity
more commonless common

6 of 117 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.

Theme average

6.5%

All sets

6.7%

Least common in our catalog

Sticker Sheet for Set 42179-1 · Unknown · only this set in our catalogTechnic Beam Round 15 x 15 · Reddish Orange · only this set in our catalogTechnic Panel Dome 5 x 5 · Blue · only this set in our catalog
How we calculate this →

Build DNA

Parts inventory insights for Planet Earth and Moon in Orbit

526 pieces puts this build -19% against the average Technic set and -8% against the average 2024 release.

LEGO Technic

Vs average Technic set

-19%-126 parts
This set526
Average set652

Average Technic set: 652 pieces across 454 other sets.

Vs average 2024 set

-8%-47 parts
This set526
Average set573

Average 2024 set: 573 pieces across 561 other sets.

Color profile

13different colors

Dominant color

Black

Black186x
35%
Light Bluish Gray103x
20%
Blue69x
13%
Dark Bluish Gray46x
9%

Unique parts

5.3 pieces per unique type

100

Repeat factor

Average pieces per unique type.

5x

Most used part

Technic Pin with Friction Ridges Lengthwise with No Center Slots

Technic Pin with Friction Ridges Lengthwise with No Center Slots62x

Results are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.

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