Create a professional, game-ready 2D pixel-art sprite sheet for a cute but detailed astronaut character, designed for a top-down lunar survival game.

### 1. CHARACTER DESIGN
- A short, adorable male astronaut who is also a network engineer and communications specialist.
- Compact proportions: short legs, balanced torso, slightly oversized helmet.
- Smooth, readable body silhouette.
- White and light-grey spacesuit with dark navy and cyan-blue network-themed accents.
- Small communication equipment, radio device and subtle antenna details.
- Transparent-looking helmet visor with visible eyes and simple transparent glasses underneath.
- Friendly, intelligent expression.
- No official company, NASA or other organization logos.

### 2. PIXEL ART STYLE
- Authentic handcrafted 16-bit pixel art.
- Stardew Valley, Core Keeper and classic SNES-inspired visual quality.
- Crisp pixel edges with no anti-aliasing or blur.
- Limited palette of 16–32 carefully selected colours.
- Consistent lighting and shading across every frame.
- Clear silhouette at actual 32×32 pixel display size.
- No gradients, vector shapes or smooth digital painting.

### 3. SPRITE SHEET LAYOUT
Create a precisely aligned sprite sheet with a transparent background.

Use a grid of 4 columns × 4 rows.

Columns:
1. Facing down (front)
2. Facing left
3. Facing right
4. Facing up (back)

Rows:
1. Idle pose
2. Walking animation frame 1
3. Walking animation frame 2
4. Walking animation frame 3

### 4. TECHNICAL REQUIREMENTS
- Each individual frame: exactly 32×32 pixels.
- Total sheet: exactly 128×128 pixels.
- Transparent PNG background (true alpha transparency).
- Every frame aligned to the same centre point.
- Consistent character scale, proportions and equipment.
- Entire character visible inside every frame.
- No cropping or overlapping between frames.
- No text, UI, borders, grid lines or background scenery.
- No external shadows.
- Pixel-perfect game asset suitable for GDevelop.

### 5. QUALITY CONTROL
Ensu

Create a professional, game-ready 2D pixel-art sprite sheet for a cute but detailed astronaut character, designed for a top-down lunar survival game. ### 1. C…

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