🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.72 AU - 0.8 AU

Year: 237 Days

Day: 17.7 Hours

Environment

Temp: 139 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,438,425 km

• M1: 53,556 km (0.116 R)
• M2: 126,859 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.36 AU - 3.1 AU

Year: 1616 Days

Day: 31.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.33 AU - 3.99 AU

Year: 2508 Days

Day: 12.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,438,425 km

• M1: 91,703 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.8

Radius: 4.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 14.66 AU - 19.48 AU

Year: 25259 Days

Day: 22.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 39,438,425 km

• M1: 348,862 km (0.117 R)
• M2: 1,067,830 km (0.088 R)
• M3: 1,265,448 km (0.116 R)
• M4: 2,076,119 km (0.087 R)
• M5: 3,553,249 km (0.102 R)
• M6: 4,204,299 km (0.114 R)
• M7: 4,372,746 km (0.065 R)
• M8: 4,543,587 km (0.108 R)
• M9: 5,128,215 km (0.106 R)
• M10: 5,188,054 km (0.106 R)
• M11: 6,207,414 km (0.111 R)
• M12: 7,590,746 km (0.088 R)
• M13: 7,624,704 km (0.101 R)
• M14: 8,281,589 km (0.119 R)
• M15: 8,351,750 km (0.119 R)
• M16: 8,812,811 km (0.119 R)
• M17: 9,648,763 km (0.09 R)
• M18: 10,132,264 km (0.066 R)
• M19: 10,282,610 km (0.061 R)
• M20: 11,084,155 km (0.104 R)
• M21: 11,747,622 km (0.038 R)
• M22: 12,423,804 km (0.092 R)
• M23: 12,584,771 km (0.111 R)
• M24: 12,665,554 km (0.081 R)
• M25: 12,949,491 km (0.067 R)
• M26: 13,317,651 km (0.077 R)
• M27: 13,855,456 km (0.048 R)
• M28: 14,739,130 km (0.102 R)
• M29: 16,164,349 km (0.076 R)
• M30: 20,409,787 km (0.117 R)
• M31: 20,837,787 km (0.105 R)
• M32: 23,517,832 km (0.117 R)
• M33: 26,407,315 km (0.104 R)
• M34: 27,342,751 km (0.103 R)
• M35: 28,341,915 km (0.032 R)
• M36: 28,979,052 km (0.107 R)
• M37: 31,959,341 km (0.092 R)
• M38: 32,069,445 km (0.03 R)
• M39: 33,401,614 km (0.029 R)
• M40: 38,087,618 km (0.108 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 17,902 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit