🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.9

Radius: 8

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.61 AU - 0.87 AU

Year: 418 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 170.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,991,717 km

• M1: 99,483 km (0.084 R)
• M2: 1,000,361 km (0.063 R)
• M3: 1,283,101 km (0.082 R)
• M4: 1,555,668 km (0.084 R)
• M5: 1,828,535 km (0.056 R)
• M6: 2,140,446 km (0.071 R)
• M7: 2,487,962 km (0.111 R)
• M8: 2,751,554 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.3

Radius: 10.1

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.25 AU - 3.09 AU

Year: 2862 Days

Day: 13.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,991,717 km

• M1: 129,402 km (0.116 R)
• M2: 630,256 km (0.094 R)
• M3: 1,076,357 km (0.119 R)
• M4: 1,573,770 km (0.113 R)
• M5: 1,919,939 km (0.109 R)
• M6: 2,303,358 km (0.101 R)
• M7: 3,051,497 km (0.04 R)
• M8: 3,713,019 km (0.043 R)
• M9: 4,036,599 km (0.086 R)
• M10: 5,147,064 km (0.11 R)
• M11: 6,029,692 km (0.105 R)
• M12: 6,478,635 km (0.113 R)
• M13: 7,040,674 km (0.115 R)
• M14: 8,816,700 km (0.037 R)
• M15: 9,544,643 km (0.115 R)
• M16: 12,500,248 km (0.074 R)
• M17: 13,750,737 km (0.096 R)
• M18: 14,579,808 km (0.118 R)
• M19: 15,235,945 km (0.06 R)
• M20: 17,155,884 km (0.118 R)
• M21: 20,455,115 km (0.073 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.2

Radius: 6.4

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.19 AU - 7.83 AU

Year: 13501 Days

Day: 16 Hours

Environment

Temp: -229 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,991,717 km

• M1: 90,058 km (0.102 R)
• M2: 331,958 km (0.029 R)
• M3: 5,140,632 km (0.07 R)
• M4: 5,814,570 km (0.068 R)
• M5: 7,798,088 km (0.044 R)
• M6: 8,825,078 km (0.102 R)
• M7: 10,193,300 km (0.115 R)
• M8: 10,714,499 km (0.098 R)
• M9: 12,210,627 km (0.113 R)
• M10: 17,379,533 km (0.051 R)
• M11: 19,435,157 km (0.054 R)
• M12: 27,851,683 km (0.11 R)
• M13: 28,663,401 km (0.09 R)
• M14: 30,016,065 km (0.036 R)
• M15: 31,302,008 km (0.108 R)
• M16: 31,629,029 km (0.039 R)
• M17: 40,181,240 km (0.097 R)
• M18: 41,217,205 km (0.115 R)

Asteroid Belt

Center: 9.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.5

Radius: 3.9

Gravity: 25.94 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10 AU - 11.58 AU

Year: 23251 Days

Day: 15.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,991,717 km

• M1: 48,470 km (0.052 R)
• M2: 202,107 km (0.115 R)
• M3: 442,959 km (0.103 R)
• M4: 633,547 km (0.11 R)
• M5: 834,607 km (0.093 R)
• M6: 967,898 km (0.081 R)
• M7: 1,154,596 km (0.079 R)
• M8: 1,487,302 km (0.063 R)
• M9: 1,650,663 km (0.108 R)
• M10: 2,362,001 km (0.063 R)
• M11: 2,970,864 km (0.03 R)
• M12: 4,869,111 km (0.109 R)
• M13: 6,379,751 km (0.113 R)
• M14: 7,978,653 km (0.077 R)
• M15: 8,378,378 km (0.084 R)
• M16: 8,843,927 km (0.091 R)
• M17: 9,602,089 km (0.101 R)
• M18: 13,695,236 km (0.062 R)
• M19: 14,633,664 km (0.1 R)
• M20: 14,781,616 km (0.111 R)
• M21: 19,168,125 km (0.116 R)
• M22: 20,524,678 km (0.064 R)
• M23: 21,847,423 km (0.12 R)
• M24: 29,203,150 km (0.103 R)
• M25: 31,484,817 km (0.117 R)
• M26: 34,795,866 km (0.098 R)
• M27: 41,504,134 km (0.056 R)
• M28: 44,226,666 km (0.103 R)
• M29: 52,408,921 km (0.056 R)
• M30: 53,453,713 km (0.043 R)
• M31: 60,395,652 km (0.108 R)
• M32: 69,572,883 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 16,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit