🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.1

Radius: 11.2

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.53 AU - 0.67 AU

Year: 315 Days

Day: 11.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 5,092,497 km

• M1: 139,276 km (0.087 R)
• M2: 611,406 km (0.083 R)
• M3: 1,002,605 km (0.073 R)
• M4: 1,381,237 km (0.028 R)
• M5: 1,974,991 km (0.106 R)
• M6: 2,433,808 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 13.5

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.69 AU - 1.09 AU

Year: 569 Days

Day: 7.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 5,092,497 km

• M1: 167,849 km (0.082 R)
• M2: 766,390 km (0.074 R)
• M3: 1,208,302 km (0.081 R)
• M4: 2,481,529 km (0.039 R)
• M5: 3,114,628 km (0.034 R)
• M6: 3,658,566 km (0.112 R)
• M7: 4,174,977 km (0.057 R)
• M8: 5,007,041 km (0.115 R)
• M9: 5,517,618 km (0.092 R)
• M10: 6,298,818 km (0.102 R)
• M11: 7,001,629 km (0.092 R)
• M12: 7,506,372 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.4

Radius: 13.3

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.76 AU - 1.14 AU

Year: 628 Days

Day: 6.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 5,092,497 km

• M1: 167,550 km (0.062 R)
• M2: 749,934 km (0.094 R)
• M3: 1,403,078 km (0.101 R)
• M4: 1,889,571 km (0.117 R)
• M5: 2,879,161 km (0.12 R)
• M6: 3,384,502 km (0.069 R)
• M7: 3,812,352 km (0.092 R)
• M8: 5,052,369 km (0.025 R)
• M9: 5,901,636 km (0.06 R)
• M10: 6,925,484 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.7

Radius: 8.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.17 AU - 2.21 AU

Year: 2198 Days

Day: 14.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 5,092,497 km

• M1: 104,419 km (0.107 R)
• M2: 468,092 km (0.036 R)
• M3: 782,397 km (0.081 R)
• M4: 1,224,758 km (0.12 R)
• M5: 1,592,021 km (0.103 R)
• M6: 2,321,460 km (0.083 R)
• M7: 2,690,368 km (0.086 R)
• M8: 3,257,494 km (0.052 R)
• M9: 4,572,908 km (0.071 R)
• M10: 5,175,189 km (0.102 R)
• M11: 5,785,548 km (0.077 R)
• M12: 6,188,116 km (0.067 R)
• M13: 8,773,766 km (0.094 R)
• M14: 9,275,367 km (0.106 R)
• M15: 9,579,350 km (0.102 R)
• M16: 10,531,540 km (0.084 R)
• M17: 11,615,227 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.3

Radius: 12.4

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.94 AU - 2.7 AU

Year: 2397 Days

Day: 10.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 5,092,497 km

• M1: 155,582 km (0.114 R)
• M2: 592,258 km (0.107 R)
• M3: 1,127,669 km (0.08 R)
• M4: 1,522,906 km (0.039 R)
• M5: 2,229,158 km (0.112 R)
• M6: 2,896,963 km (0.108 R)
• M7: 3,851,098 km (0.086 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 10,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit