Sputnik-1 – Mô hình 3D vệ tinh nhân tạo đầu tiên

Celebrate the dawn of the Space Age with this detailed 3D printed model of Sputnik-1, the first artificial satellite ever launched into orbit by the Soviet Union in 1957. With its iconic spherical shape and four antennae, this model is perfect for space enthusiasts, educators, or anyone fascinated by historic milestones in exploration.

🧩 Model Features:

Accurate spherical body with precise proportions

Four long, angled antennae matching historic launch design

Optional internal structure showing satellite instrumentation (advanced version)

Two formats: Solid single-piece or multipart with separated antennas for easier printing

Scaled options: desktop size (~10 cm), or larger display versions

⚙ Recommended Print Settings:

Technology: FDM or Resin

Material: PLA (easy), PETG (stronger), Resin (for smooth curves)

Layer Height: 0.12–0.2 mm

Supports: Yes (for antenna mounts and sphere)

Infill: 10–20%

Print Orientation: Sphere printed flat on one side; antennas separately

Finishing: Paint in metallic chrome or silver with matte black detailing

🛠 Ideal Uses:

Educational STEM models for space history lessons

Science fair or museum displays

Desktop décor for space lovers

Gift for engineers, teachers, or astronomy fans

Part of a historical space tech collection