🌌 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: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554

Radius: 10.3

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.55 AU - 0.59 AU

Year: 297 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,303,960 km

• M1: 128,355 km (0.089 R)
• M2: 584,778 km (0.078 R)
• M3: 918,082 km (0.114 R)
• M4: 2,025,106 km (0.107 R)
• M5: 2,377,559 km (0.09 R)
• M6: 2,716,099 km (0.109 R)
• M7: 3,037,734 km (0.101 R)
• M8: 3,546,517 km (0.034 R)
• M9: 4,160,018 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.9

Radius: 10.8

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.76 AU - 2.62 AU

Year: 2237 Days

Day: 6.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 179.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,303,960 km

• M1: 134,339 km (0.087 R)
• M2: 644,916 km (0.048 R)
• M3: 988,992 km (0.043 R)
• M4: 1,570,030 km (0.108 R)
• M5: 2,550,943 km (0.052 R)
• M6: 3,010,657 km (0.054 R)
• M7: 4,018,049 km (0.036 R)
• M8: 9,988,799 km (0.097 R)
• M9: 10,437,743 km (0.065 R)
• M10: 11,336,078 km (0.073 R)
• M11: 11,990,868 km (0.081 R)
• M12: 12,370,098 km (0.099 R)
• M13: 13,647,066 km (0.096 R)
• M14: 15,058,372 km (0.102 R)
• M15: 17,141,672 km (0.106 R)
• M16: 17,840,444 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.2

Radius: 12.5

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.95 AU - 5.43 AU

Year: 8161 Days

Day: 14.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,303,960 km

• M1: 155,432 km (0.11 R)
• M2: 1,073,365 km (0.037 R)
• M3: 1,518,119 km (0.1 R)
• M4: 2,379,504 km (0.086 R)
• M5: 3,902,859 km (0.109 R)
• M6: 6,483,572 km (0.096 R)
• M7: 7,243,379 km (0.055 R)
• M8: 9,921,630 km (0.11 R)
• M9: 12,919,422 km (0.091 R)
• M10: 16,365,409 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.5

Radius: 3.7

Gravity: 40.72 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.52 AU - 7.84 AU

Year: 11917 Days

Day: 22.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,303,960 km

• M1: 50,564 km (0.108 R)
• M2: 280,047 km (0.076 R)
• M3: 460,313 km (0.113 R)
• M4: 633,846 km (0.099 R)
• M5: 889,210 km (0.105 R)
• M6: 1,557,763 km (0.034 R)
• M7: 2,074,174 km (0.089 R)
• M8: 3,535,297 km (0.065 R)
• M9: 4,748,984 km (0.061 R)
• M10: 7,741,989 km (0.107 R)
• M11: 7,872,289 km (0.105 R)
• M12: 8,967,046 km (0.087 R)
• M13: 11,065,455 km (0.118 R)
• M14: 15,434,162 km (0.11 R)
• M15: 19,677,655 km (0.1 R)
• M16: 22,634,756 km (0.063 R)
• M17: 24,080,021 km (0.081 R)
• M18: 24,357,675 km (0.027 R)
• M19: 25,681,766 km (0.088 R)
• M20: 28,266,667 km (0.057 R)
• M21: 35,956,147 km (0.061 R)
• M22: 40,081,458 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 18,925 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit