Technic
Planet Earth and Moon in Orbit
Set #42179
Listed date: Dec 31, 2026
This date is an estimate, not an official LEGO announcement, and does not independently confirm actual retirement.
Set details
- Assembled model dimensions
- height over 24 cm · width 18 cm · length 33 cm
Documented features
- Hand crank drives the geared orbital mechanism
- Printed month and moon-phase details accompany the moving model
About this build
A hand crank moves the Earth and Moon around the Sun in this Technic display. Printed month and moon-phase markings provide a reference as the mechanism turns.
Planning a display spot
The assembled model is 33 cm long and 18 cm wide and stands over 24 cm high. Leave room at the side of the display to reach and turn the crank.
Related builds to consider
- NASA Mars Rover Perseverance (#42158)Another Technic space-exploration display: the 1,132-piece NASA Mars Rover Perseverance.
- Mars Crew Exploration Rover (#42180)A larger, 1,599-piece Technic Mars rover to compare within the space theme.
- NASA Apollo Lunar Roving Vehicle - LRV (#42182)A 1,913-piece Technic lunar vehicle for a different space-exploration build.
Videos about this set
Third-party videos: titles and creators were checked, but we have not reviewed the footage or opinions.
LEGO Technic 42179 Planet Earth and Moon in Orbit detailed building review
By RacingBrick · Watch on YouTube
What Makes This Weird Technic Set So Unusual? (LEGO 42179 Review)
By Nonsense Wars · Watch on YouTube