Wooden mechanical puzzle tellurium UGEARS






















Wooden mechanical puzzle tellurium UGEARS

Hands-on astronomy on your desk
The model shows the exact positions of the Earth, Moon and Sun relative to the zodiac, including the tilt of Earth’s axis and the plane of the lunar orbit. Perfect for demonstrating phases and motions.

Mechanics that come alive with a turn of the crank
Integrated gears translate your rotation into smooth motion of the entire system. One turn per day lets you observe changes at a realistic ratio.

Precise wooden kit without glue
249 laser-cut plywood parts fit together precisely. Medium difficulty and clear instructions ensure a pleasant build and a beautiful result.
The UGEARS Tellurium is a beautiful 3D wooden mechanical model that brings the principles of the Copernican system to your hands. With a hand crank you set a gear train in motion that, in accurate proportion, displays the rotation of the Earth, the orbit of the Moon and the motion around the Sun, including the tilt of Earth’s axis and the plane of the Moon’s rotation.
Thanks to the option of calendar setting, you can synchronize the model with the current date and clearly demonstrate astronomical phenomena to family and friends—one turn of the crank per day. Precisely cut parts made of quality plywood fit together perfectly, creating an impressive functional whole that also serves as a stylish decoration for your desk or study.
- Educational and relaxing experience — the build develops patience, logic and understanding of mechanics.
- No glue — clean, fragrant wood with cleverly designed locks and gears.
- Designed and made in Ukraine — original UGEARS quality.
Specifications
- Type
- 3D wooden mechanical puzzle — tellurium (orrery)
- Brand
- UGEARS
- Material
- Wood (plywood)
- Number of parts
- 249
- Difficulty
- Medium
- Assembly time
- approx. 5 hours
- Age
- 14+
- Functions
- Displays the positions of Earth, Moon and Sun, Earth’s axial tilt and the plane of the Moon’s rotation, calendar setting
- Mechanism
- Hand-cranked drive, gear train
- Accuracy
- Display accuracy to one-thousandth of a day
- Model dimensions
- 40.5 × 26 × 30.5 cm
- Package dimensions
- 17 × 37.8 × 3.4 cm
- Manufacture
- Designed and made in Ukraine