🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.77 AU - 1.13 AU

Year: 353 Days

Day: 39.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,494,009 km

• M1: 424,409 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.62 AU - 1.76 AU

Year: 837 Days

Day: 18.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,494,009 km

• M1: 552,166 km (0.088 R)

Asteroid Belt

Center: 3.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.5

Radius: 9.8

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.97 AU - 4.73 AU

Year: 3455 Days

Day: 10 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,494,009 km

• M1: 121,922 km (0.047 R)
• M2: 559,795 km (0.097 R)
• M3: 924,814 km (0.051 R)
• M4: 1,327,382 km (0.092 R)
• M5: 2,084,198 km (0.052 R)
• M6: 2,496,040 km (0.034 R)
• M7: 2,840,116 km (0.105 R)
• M8: 4,068,613 km (0.092 R)
• M9: 4,524,438 km (0.087 R)
• M10: 5,271,979 km (0.053 R)
• M11: 5,927,516 km (0.068 R)
• M12: 6,885,092 km (0.082 R)
• M13: 7,400,906 km (0.109 R)
• M14: 8,152,186 km (0.1 R)
• M15: 8,546,526 km (0.038 R)
• M16: 10,252,540 km (0.071 R)
• M17: 10,670,068 km (0.118 R)
• M18: 11,628,392 km (0.09 R)
• M19: 12,128,647 km (0.113 R)
• M20: 12,833,702 km (0.052 R)
• M21: 14,325,941 km (0.101 R)
• M22: 15,007,210 km (0.093 R)
• M23: 17,474,078 km (0.089 R)
• M24: 21,257,109 km (0.066 R)
• M25: 23,053,929 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.6

Radius: 11.2

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.4 AU - 5.28 AU

Year: 4055 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,494,009 km

• M1: 141,968 km (0.12 R)
• M2: 825,032 km (0.048 R)
• M3: 1,686,267 km (0.11 R)
• M4: 3,160,704 km (0.102 R)
• M5: 3,819,982 km (0.077 R)
• M6: 4,475,819 km (0.081 R)
• M7: 5,598,850 km (0.107 R)
• M8: 6,446,172 km (0.07 R)
• M9: 7,088,546 km (0.069 R)
• M10: 12,422,757 km (0.11 R)
• M11: 13,564,637 km (0.104 R)
• M12: 16,277,146 km (0.098 R)
• M13: 21,591,909 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.4

Radius: 14.8

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.85 AU - 14.45 AU

Year: 15142 Days

Day: 7.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,494,009 km

• M1: 184,604 km (0.112 R)
• M2: 844,031 km (0.081 R)
• M3: 1,321,847 km (0.117 R)
• M4: 1,897,649 km (0.09 R)
• M5: 2,732,106 km (0.117 R)
• M6: 4,351,952 km (0.114 R)
• M7: 6,128,576 km (0.05 R)
• M8: 6,758,981 km (0.087 R)
• M9: 10,235,486 km (0.112 R)
• M10: 10,883,095 km (0.051 R)
• M11: 12,066,265 km (0.105 R)
• M12: 12,655,830 km (0.079 R)
• M13: 16,447,987 km (0.079 R)
• M14: 17,920,778 km (0.104 R)
• M15: 19,479,737 km (0.077 R)
• M16: 21,506,040 km (0.119 R)
• M17: 23,165,529 km (0.047 R)
• M18: 26,848,779 km (0.118 R)
• M19: 29,589,412 km (0.118 R)
• M20: 32,261,080 km (0.077 R)
• M21: 33,016,699 km (0.031 R)
• M22: 37,662,610 km (0.059 R)
• M23: 40,358,962 km (0.087 R)
• M24: 40,942,693 km (0.065 R)
• M25: 41,531,959 km (0.079 R)
• M26: 53,131,479 km (0.078 R)
• M27: 54,540,242 km (0.088 R)
• M28: 56,517,776 km (0.059 R)
• M29: 58,729,132 km (0.059 R)
• M30: 59,667,260 km (0.042 R)
• M31: 60,997,485 km (0.112 R)
• M32: 66,923,355 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.4

Radius: 6.3

Gravity: 16.94 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 10.97 AU - 14.73 AU

Year: 17541 Days

Day: 21.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,494,009 km

• M1: 78,838 km (0.113 R)
• M2: 316,699 km (0.093 R)
• M3: 665,860 km (0.106 R)
• M4: 866,620 km (0.09 R)
• M5: 1,133,952 km (0.104 R)
• M6: 1,646,923 km (0.072 R)
• M7: 2,262,219 km (0.078 R)
• M8: 4,507,683 km (0.081 R)
• M9: 6,727,267 km (0.112 R)
• M10: 8,022,784 km (0.12 R)
• M11: 8,523,339 km (0.118 R)
• M12: 11,655,768 km (0.103 R)
• M13: 12,232,319 km (0.088 R)
• M14: 14,437,242 km (0.085 R)
• M15: 17,219,313 km (0.066 R)
• M16: 17,548,877 km (0.094 R)
• M17: 19,260,576 km (0.069 R)
• M18: 22,128,816 km (0.036 R)
• M19: 28,123,053 km (0.071 R)
• M20: 28,465,483 km (0.116 R)
• M21: 32,669,033 km (0.118 R)
• M22: 40,951,819 km (0.062 R)
• M23: 43,487,054 km (0.094 R)
• M24: 52,403,536 km (0.112 R)
• M25: 55,746,151 km (0.114 R)
• M26: 57,012,646 km (0.116 R)
• M27: 60,927,174 km (0.074 R)
• M28: 62,464,292 km (0.056 R)
• M29: 67,230,629 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339

Radius: 4.4

Gravity: 17.51 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.15 AU - 19.83 AU

Year: 31513 Days

Day: 16.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,494,009 km

• M1: 94,845 km (0.113 R)
• M2: 335,099 km (0.101 R)
• M3: 898,485 km (0.107 R)
• M4: 2,166,776 km (0.111 R)
• M5: 4,247,084 km (0.113 R)
• M6: 8,190,334 km (0.112 R)
• M7: 9,635,898 km (0.081 R)
• M8: 17,470,339 km (0.046 R)
• M9: 25,212,627 km (0.106 R)
• M10: 28,469,971 km (0.108 R)
• M11: 30,451,843 km (0.094 R)
• M12: 35,804,605 km (0.06 R)
• M13: 51,314,463 km (0.099 R)
• M14: 57,466,825 km (0.117 R)
• M15: 60,219,127 km (0.056 R)
• M16: 72,784,600 km (0.074 R)
• M17: 80,520,605 km (0.025 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: 194 - 11,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit