🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 10.1

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.72 AU - 0.72 AU

Year: 401 Days

Day: 12.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,689,814 km

• M1: 125,662 km (0.049 R)
• M2: 478,564 km (0.118 R)
• M3: 819,198 km (0.063 R)
• M4: 1,549,236 km (0.094 R)
• M5: 2,423,785 km (0.11 R)
• M6: 2,769,356 km (0.092 R)
• M7: 4,145,806 km (0.076 R)
• M8: 4,570,065 km (0.051 R)
• M9: 5,023,347 km (0.044 R)
• M10: 5,341,990 km (0.09 R)
• M11: 5,810,830 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.6

Radius: 13

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.68 AU - 2.36 AU

Year: 1883 Days

Day: 6.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,689,814 km

• M1: 161,715 km (0.051 R)
• M2: 799,451 km (0.102 R)
• M3: 1,514,678 km (0.108 R)
• M4: 2,179,491 km (0.119 R)
• M5: 3,063,316 km (0.109 R)
• M6: 4,748,685 km (0.086 R)
• M7: 5,153,796 km (0.085 R)
• M8: 5,722,268 km (0.046 R)
• M9: 7,012,550 km (0.102 R)
• M10: 8,213,970 km (0.117 R)
• M11: 10,985,420 km (0.1 R)
• M12: 15,364,599 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.1

Radius: 13.5

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.3 AU - 5.38 AU

Year: 8095 Days

Day: 14.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,689,814 km

• M1: 186,997 km (0.09 R)
• M2: 623,225 km (0.037 R)
• M3: 1,093,261 km (0.117 R)
• M4: 2,236,189 km (0.054 R)
• M5: 2,965,628 km (0.051 R)
• M6: 4,085,667 km (0.118 R)
• M7: 5,109,665 km (0.101 R)
• M8: 6,490,154 km (0.068 R)
• M9: 12,204,942 km (0.09 R)
• M10: 15,186,727 km (0.059 R)
• M11: 17,624,873 km (0.099 R)
• M12: 19,253,396 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.3

Radius: 12.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.85 AU - 6.79 AU

Year: 9211 Days

Day: 7.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,689,814 km

• M1: 150,495 km (0.055 R)
• M2: 705,803 km (0.113 R)
• M3: 1,148,912 km (0.069 R)
• M4: 1,559,707 km (0.088 R)
• M5: 2,291,241 km (0.104 R)
• M6: 2,898,010 km (0.084 R)
• M7: 5,592,567 km (0.115 R)
• M8: 6,291,937 km (0.1 R)
• M9: 8,661,567 km (0.118 R)
• M10: 10,935,455 km (0.079 R)
• M11: 14,147,022 km (0.068 R)
• M12: 15,628,490 km (0.109 R)
• M13: 17,540,051 km (0.088 R)
• M14: 18,967,664 km (0.099 R)
• M15: 21,593,106 km (0.053 R)
• M16: 24,122,657 km (0.086 R)
• M17: 26,755,729 km (0.082 R)
• M18: 27,914,813 km (0.088 R)
• M19: 28,460,995 km (0.071 R)
• M20: 34,634,301 km (0.061 R)
• M21: 35,583,350 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 11,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit