🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847

Radius: 10

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.73 AU - 0.81 AU

Year: 475 Days

Day: 8.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 111.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,021,908 km

• M1: 124,316 km (0.045 R)
• M2: 502,350 km (0.098 R)
• M3: 893,997 km (0.108 R)
• M4: 1,268,889 km (0.081 R)
• M5: 1,788,293 km (0.08 R)
• M6: 2,179,342 km (0.047 R)
• M7: 2,606,593 km (0.058 R)
• M8: 2,974,604 km (0.085 R)
• M9: 3,328,104 km (0.098 R)
• M10: 3,993,964 km (0.069 R)
• M11: 4,410,744 km (0.077 R)
• M12: 5,503,257 km (0.089 R)
• M13: 6,687,773 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.5

Radius: 8.4

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.9 AU - 1.12 AU

Year: 713 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 56.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,021,908 km

• M1: 104,419 km (0.05 R)
• M2: 400,623 km (0.105 R)
• M3: 673,490 km (0.086 R)
• M4: 1,082,789 km (0.052 R)
• M5: 1,399,488 km (0.112 R)
• M6: 1,660,836 km (0.115 R)
• M7: 2,243,818 km (0.115 R)
• M8: 2,932,417 km (0.082 R)
• M9: 3,570,901 km (0.096 R)
• M10: 4,426,451 km (0.054 R)
• M11: 4,706,499 km (0.109 R)
• M12: 5,086,477 km (0.067 R)
• M13: 7,189,524 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904

Radius: 10.4

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.3 AU - 1.4 AU

Year: 1103 Days

Day: 9.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,021,908 km

• M1: 130,150 km (0.093 R)
• M2: 485,595 km (0.067 R)
• M3: 912,098 km (0.103 R)
• M4: 1,502,262 km (0.05 R)
• M5: 1,850,077 km (0.084 R)
• M6: 2,367,685 km (0.077 R)
• M7: 3,459,451 km (0.085 R)
• M8: 4,373,793 km (0.098 R)
• M9: 5,358,745 km (0.108 R)
• M10: 6,508,854 km (0.081 R)
• M11: 8,307,469 km (0.116 R)
• M12: 11,146,388 km (0.118 R)
• M13: 11,628,841 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.8

Radius: 14.4

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.43 AU - 2.19 AU

Year: 1712 Days

Day: 5.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,021,908 km

• M1: 179,069 km (0.12 R)
• M2: 812,765 km (0.069 R)
• M3: 1,296,116 km (0.108 R)
• M4: 1,769,444 km (0.058 R)
• M5: 2,311,736 km (0.07 R)
• M6: 2,878,562 km (0.116 R)
• M7: 3,860,672 km (0.056 R)
• M8: 4,469,087 km (0.102 R)
• M9: 5,140,931 km (0.042 R)
• M10: 5,926,619 km (0.09 R)
• M11: 6,791,145 km (0.053 R)
• M12: 7,823,370 km (0.059 R)
• M13: 8,649,001 km (0.112 R)
• M14: 9,467,152 km (0.079 R)
• M15: 10,405,429 km (0.115 R)
• M16: 11,331,291 km (0.119 R)
• M17: 12,042,180 km (0.067 R)
• M18: 14,483,916 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.9

Radius: 4

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.96 AU - 6.66 AU

Year: 9844 Days

Day: 18.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 29,021,908 km

• M1: 51,611 km (0.036 R)
• M2: 187,147 km (0.053 R)
• M3: 384,167 km (0.117 R)
• M4: 871,707 km (0.115 R)
• M5: 1,378,993 km (0.11 R)
• M6: 2,467,617 km (0.07 R)
• M7: 2,760,829 km (0.113 R)
• M8: 3,000,484 km (0.107 R)
• M9: 3,293,996 km (0.108 R)
• M10: 3,780,937 km (0.071 R)
• M11: 4,611,803 km (0.1 R)
• M12: 5,471,841 km (0.117 R)
• M13: 7,089,144 km (0.107 R)
• M14: 8,303,579 km (0.087 R)
• M15: 10,029,789 km (0.084 R)
• M16: 10,595,419 km (0.056 R)
• M17: 12,272,411 km (0.057 R)
• M18: 12,468,983 km (0.098 R)
• M19: 12,617,832 km (0.067 R)
• M20: 13,122,426 km (0.109 R)
• M21: 16,795,951 km (0.118 R)
• M22: 18,866,087 km (0.12 R)
• M23: 19,326,100 km (0.093 R)
• M24: 19,458,793 km (0.114 R)
• M25: 20,890,146 km (0.1 R)
• M26: 25,843,032 km (0.099 R)
• M27: 26,491,838 km (0.117 R)
• M28: 26,655,797 km (0.065 R)
• M29: 28,675,668 km (0.059 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 16,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit