🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.2

Radius: 8.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.05 AU - 1.11 AU

Year: 736 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,432,096 km

• M1: 113,096 km (0.054 R)
• M2: 484,996 km (0.038 R)
• M3: 829,670 km (0.095 R)
• M4: 1,345,633 km (0.097 R)
• M5: 2,131,770 km (0.12 R)
• M6: 2,459,838 km (0.105 R)
• M7: 3,004,823 km (0.113 R)
• M8: 3,691,178 km (0.108 R)
• M9: 5,036,063 km (0.033 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789

Radius: 10.5

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.08 AU - 1.4 AU

Year: 906 Days

Day: 14.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,432,096 km

• M1: 130,749 km (0.064 R)
• M2: 458,368 km (0.068 R)
• M3: 850,763 km (0.085 R)
• M4: 1,293,124 km (0.113 R)
• M5: 2,032,437 km (0.088 R)
• M6: 2,549,447 km (0.118 R)
• M7: 3,099,069 km (0.057 R)
• M8: 3,561,776 km (0.105 R)
• M9: 4,662,068 km (0.106 R)
• M10: 5,686,664 km (0.115 R)
• M11: 6,605,045 km (0.098 R)
• M12: 6,971,111 km (0.115 R)
• M13: 8,707,494 km (0.089 R)
• M14: 9,288,831 km (0.096 R)
• M15: 9,661,629 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.1

Radius: 9.3

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.37 AU - 2.91 AU

Year: 2814 Days

Day: 7.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,432,096 km

• M1: 473,627 km (0.1 R)
• M2: 1,563,896 km (0.112 R)
• M3: 2,146,580 km (0.068 R)
• M4: 2,654,315 km (0.06 R)
• M5: 3,166,239 km (0.101 R)
• M6: 3,532,455 km (0.086 R)
• M7: 4,260,099 km (0.085 R)
• M8: 5,227,847 km (0.094 R)
• M9: 5,544,995 km (0.119 R)
• M10: 11,103,752 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.6

Radius: 5.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.23 AU - 10.45 AU

Year: 21812 Days

Day: 20.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,432,096 km

• M1: 72,106 km (0.106 R)
• M2: 547,977 km (0.073 R)
• M3: 2,253,842 km (0.085 R)
• M4: 2,809,897 km (0.058 R)
• M5: 5,253,129 km (0.096 R)
• M6: 5,574,316 km (0.08 R)
• M7: 5,908,667 km (0.097 R)
• M8: 10,024,404 km (0.037 R)
• M9: 10,841,956 km (0.093 R)
• M10: 11,459,496 km (0.079 R)
• M11: 12,921,217 km (0.074 R)
• M12: 13,506,743 km (0.074 R)
• M13: 15,193,609 km (0.059 R)
• M14: 15,428,627 km (0.077 R)
• M15: 17,205,999 km (0.084 R)
• M16: 20,156,368 km (0.075 R)
• M17: 22,199,875 km (0.038 R)
• M18: 23,038,970 km (0.05 R)
• M19: 23,583,955 km (0.112 R)
• M20: 25,850,063 km (0.052 R)
• M21: 26,693,346 km (0.094 R)
• M22: 28,971,423 km (0.104 R)
• M23: 30,809,681 km (0.058 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 11,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit