🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 9.4

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.97 AU - 1.07 AU

Year: 676 Days

Day: 11.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,762,153 km

• M1: 117,285 km (0.037 R)
• M2: 756,816 km (0.028 R)
• M3: 1,163,722 km (0.091 R)
• M4: 1,714,242 km (0.043 R)
• M5: 2,286,903 km (0.062 R)
• M6: 2,590,886 km (0.086 R)
• M7: 2,910,277 km (0.085 R)
• M8: 3,204,985 km (0.065 R)
• M9: 3,643,007 km (0.102 R)
• M10: 3,956,864 km (0.118 R)
• M11: 4,705,152 km (0.083 R)
• M12: 5,254,476 km (0.116 R)
• M13: 6,419,843 km (0.073 R)
• M14: 6,752,249 km (0.058 R)
• M15: 7,983,739 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356

Radius: 8.7

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.2 AU - 1.66 AU

Year: 1122 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,762,153 km

• M1: 108,159 km (0.044 R)
• M2: 401,072 km (0.112 R)
• M3: 700,866 km (0.086 R)
• M4: 1,069,326 km (0.093 R)
• M5: 1,800,560 km (0.097 R)
• M6: 2,198,341 km (0.115 R)
• M7: 3,455,112 km (0.117 R)
• M8: 3,995,610 km (0.031 R)
• M9: 4,507,683 km (0.094 R)
• M10: 5,062,691 km (0.079 R)
• M11: 5,565,938 km (0.04 R)
• M12: 8,597,090 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.8

Radius: 13.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.85 AU - 2.33 AU

Year: 1982 Days

Day: 14.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,762,153 km

• M1: 164,109 km (0.104 R)
• M2: 584,778 km (0.112 R)
• M3: 1,093,261 km (0.114 R)
• M4: 1,505,254 km (0.114 R)
• M5: 1,978,881 km (0.047 R)
• M6: 2,815,432 km (0.114 R)
• M7: 3,429,830 km (0.104 R)
• M8: 4,169,891 km (0.047 R)
• M9: 4,887,063 km (0.036 R)
• M10: 5,993,788 km (0.075 R)
• M11: 6,855,472 km (0.074 R)
• M12: 8,180,909 km (0.109 R)
• M13: 10,856,168 km (0.119 R)
• M14: 11,446,631 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.2

Radius: 4.6

Gravity: 14.75 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.43 AU - 9.91 AU

Year: 15319 Days

Day: 16 Hours

Environment

Temp: -221 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,762,153 km

• M1: 57,446 km (0.054 R)
• M2: 222,452 km (0.047 R)
• M3: 466,745 km (0.117 R)
• M4: 831,465 km (0.085 R)
• M5: 1,120,638 km (0.062 R)
• M6: 1,352,963 km (0.105 R)
• M7: 1,602,193 km (0.046 R)
• M8: 2,067,742 km (0.088 R)
• M9: 2,266,258 km (0.101 R)
• M10: 3,895,977 km (0.063 R)
• M11: 4,371,848 km (0.064 R)
• M12: 6,514,090 km (0.105 R)
• M13: 8,935,331 km (0.119 R)
• M14: 11,170,922 km (0.073 R)
• M15: 12,534,955 km (0.111 R)
• M16: 13,441,668 km (0.1 R)
• M17: 14,262,212 km (0.088 R)
• M18: 14,783,561 km (0.067 R)
• M19: 16,779,645 km (0.102 R)
• M20: 17,507,738 km (0.119 R)
• M21: 25,032,361 km (0.039 R)
• M22: 26,078,200 km (0.103 R)
• M23: 27,650,773 km (0.113 R)
• M24: 28,871,043 km (0.083 R)
• M25: 29,704,153 km (0.1 R)
• M26: 30,446,159 km (0.093 R)
• M27: 31,746,763 km (0.084 R)
• M28: 33,084,018 km (0.098 R)
• M29: 34,924,820 km (0.117 R)
• M30: 39,568,188 km (0.097 R)
• M31: 40,466,074 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.6

Radius: 6.3

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.83 AU - 11.47 AU

Year: 21213 Days

Day: 24 Hours

Environment

Temp: -232 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,762,153 km

• M1: 78,389 km (0.082 R)
• M2: 312,660 km (0.102 R)
• M3: 897,288 km (0.08 R)
• M4: 1,229,246 km (0.094 R)
• M5: 1,685,220 km (0.03 R)
• M6: 4,140,271 km (0.072 R)
• M7: 7,882,611 km (0.108 R)
• M8: 8,186,145 km (0.112 R)
• M9: 10,326,591 km (0.078 R)
• M10: 11,278,632 km (0.061 R)
• M11: 11,888,393 km (0.065 R)
• M12: 17,217,069 km (0.092 R)
• M13: 17,876,198 km (0.104 R)
• M14: 20,518,545 km (0.115 R)
• M15: 21,762,900 km (0.098 R)
• M16: 22,017,665 km (0.091 R)
• M17: 23,321,560 km (0.102 R)
• M18: 26,177,832 km (0.119 R)
• M19: 33,807,324 km (0.108 R)
• M20: 35,539,667 km (0.056 R)
• M21: 36,130,130 km (0.063 R)
• M22: 37,451,827 km (0.099 R)
• M23: 45,371,389 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 14,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit