🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.8

Radius: 14.3

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.52 AU - 0.64 AU

Year: 305 Days

Day: 12.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 23,653,085 km

• M1: 177,872 km (0.1 R)
• M2: 1,064,389 km (0.062 R)
• M3: 1,527,095 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.3

Radius: 14.3

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.69 AU - 0.85 AU

Year: 466 Days

Day: 7.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,653,085 km

• M1: 177,872 km (0.12 R)
• M2: 703,559 km (0.074 R)
• M3: 1,210,247 km (0.104 R)
• M4: 1,716,785 km (0.057 R)
• M5: 2,183,082 km (0.115 R)
• M6: 2,917,607 km (0.105 R)
• M7: 3,746,679 km (0.087 R)
• M8: 4,651,596 km (0.085 R)
• M9: 5,140,033 km (0.053 R)
• M10: 6,147,126 km (0.106 R)
• M11: 6,678,498 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 9.7

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.89 AU - 1.07 AU

Year: 670 Days

Day: 7.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,653,085 km

• M1: 122,521 km (0.097 R)
• M2: 559,945 km (0.111 R)
• M3: 920,326 km (0.063 R)
• M4: 1,231,490 km (0.113 R)
• M5: 1,568,982 km (0.091 R)
• M6: 2,227,213 km (0.113 R)
• M7: 2,529,550 km (0.068 R)
• M8: 4,543,287 km (0.073 R)
• M9: 6,579,165 km (0.102 R)
• M10: 7,251,757 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.9

Radius: 10.8

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.29 AU - 2.99 AU

Year: 2961 Days

Day: 10.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 23,653,085 km

• M1: 134,339 km (0.097 R)
• M2: 656,136 km (0.096 R)
• M3: 1,066,932 km (0.029 R)
• M4: 1,561,802 km (0.096 R)
• M5: 2,306,201 km (0.041 R)
• M6: 2,654,913 km (0.066 R)
• M7: 4,242,446 km (0.053 R)
• M8: 4,794,612 km (0.097 R)
• M9: 5,685,467 km (0.094 R)
• M10: 6,988,465 km (0.06 R)
• M11: 7,995,557 km (0.112 R)
• M12: 9,096,747 km (0.102 R)
• M13: 10,256,131 km (0.115 R)
• M14: 11,252,303 km (0.073 R)
• M15: 12,266,427 km (0.09 R)
• M16: 13,244,647 km (0.042 R)
• M17: 14,628,877 km (0.086 R)
• M18: 15,041,468 km (0.046 R)
• M19: 15,889,987 km (0.11 R)
• M20: 16,658,471 km (0.12 R)
• M21: 17,740,811 km (0.118 R)
• M22: 19,919,106 km (0.113 R)
• M23: 20,747,729 km (0.111 R)
• M24: 22,405,722 km (0.06 R)
• M25: 22,747,703 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 18,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit