🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.61 AU - 0.73 AU

Year: 349 Days

Day: 47.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,631,810 km

• M1: 598,391 km (0.041 R)

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.5

Radius: 13.8

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.21 AU - 1.37 AU

Year: 932 Days

Day: 13.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,631,810 km

• M1: 171,738 km (0.113 R)
• M2: 600,935 km (0.112 R)
• M3: 1,108,071 km (0.101 R)
• M4: 1,864,438 km (0.107 R)
• M5: 3,244,329 km (0.059 R)
• M6: 4,248,430 km (0.107 R)
• M7: 5,355,005 km (0.066 R)
• M8: 6,449,314 km (0.086 R)
• M9: 7,142,102 km (0.069 R)
• M10: 7,736,603 km (0.033 R)
• M11: 8,389,598 km (0.117 R)
• M12: 9,466,104 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 14.2

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.1 AU - 2.36 AU

Year: 2117 Days

Day: 13.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,631,810 km

• M1: 177,573 km (0.115 R)
• M2: 628,161 km (0.039 R)
• M3: 1,180,327 km (0.08 R)
• M4: 1,859,202 km (0.118 R)
• M5: 2,302,910 km (0.088 R)
• M6: 3,721,546 km (0.05 R)
• M7: 4,232,273 km (0.069 R)
• M8: 5,617,101 km (0.098 R)
• M9: 7,021,675 km (0.095 R)
• M10: 8,119,424 km (0.047 R)
• M11: 9,681,376 km (0.095 R)
• M12: 11,218,943 km (0.061 R)
• M13: 12,717,764 km (0.109 R)
• M14: 13,434,188 km (0.089 R)
• M15: 14,135,503 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426

Radius: 9.2

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.13 AU - 2.57 AU

Year: 2291 Days

Day: 7.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,631,810 km

• M1: 116,686 km (0.103 R)
• M2: 423,661 km (0.075 R)
• M3: 788,830 km (0.043 R)
• M4: 1,248,843 km (0.045 R)
• M5: 1,574,966 km (0.087 R)
• M6: 2,037,523 km (0.109 R)
• M7: 2,588,941 km (0.069 R)
• M8: 3,236,700 km (0.097 R)
• M9: 3,581,971 km (0.114 R)
• M10: 4,289,270 km (0.076 R)
• M11: 4,727,742 km (0.086 R)
• M12: 5,261,956 km (0.045 R)
• M13: 7,300,974 km (0.103 R)
• M14: 7,927,191 km (0.118 R)
• M15: 9,189,348 km (0.108 R)
• M16: 11,049,748 km (0.044 R)
• M17: 11,875,229 km (0.092 R)
• M18: 13,107,317 km (0.071 R)
• M19: 13,564,338 km (0.047 R)
• M20: 14,075,065 km (0.077 R)
• M21: 14,642,789 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.4

Radius: 5.3

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.09 AU - 9.21 AU

Year: 13453 Days

Day: 23.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,631,810 km

• M1: 71,059 km (0.107 R)
• M2: 252,372 km (0.108 R)
• M3: 467,344 km (0.103 R)
• M4: 656,286 km (0.112 R)
• M5: 923,019 km (0.053 R)
• M6: 1,327,232 km (0.101 R)
• M7: 1,715,738 km (0.09 R)
• M8: 1,885,382 km (0.073 R)
• M9: 2,225,717 km (0.096 R)
• M10: 3,495,504 km (0.037 R)
• M11: 3,699,855 km (0.068 R)
• M12: 4,107,808 km (0.091 R)
• M13: 4,335,496 km (0.079 R)
• M14: 6,338,761 km (0.089 R)
• M15: 7,391,930 km (0.116 R)
• M16: 7,844,164 km (0.066 R)
• M17: 8,155,777 km (0.09 R)
• M18: 8,516,158 km (0.063 R)
• M19: 9,225,850 km (0.12 R)
• M20: 11,146,986 km (0.065 R)
• M21: 11,640,809 km (0.105 R)
• M22: 12,672,286 km (0.102 R)
• M23: 14,797,174 km (0.104 R)
• M24: 15,881,908 km (0.106 R)
• M25: 17,409,452 km (0.068 R)
• M26: 18,893,463 km (0.119 R)
• M27: 19,808,852 km (0.073 R)
• M28: 20,975,566 km (0.107 R)
• M29: 24,916,273 km (0.081 R)
• M30: 25,844,827 km (0.114 R)
• M31: 26,971,748 km (0.099 R)
• M32: 29,230,377 km (0.099 R)
• M33: 29,696,823 km (0.107 R)
• M34: 31,906,234 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.4

Radius: 6.7

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.33 AU - 9.61 AU

Year: 18529 Days

Day: 24.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,631,810 km

• M1: 83,326 km (0.097 R)
• M2: 625,469 km (0.08 R)
• M3: 1,133,353 km (0.058 R)
• M4: 1,646,325 km (0.05 R)
• M5: 2,043,657 km (0.067 R)
• M6: 4,666,855 km (0.054 R)
• M7: 5,187,755 km (0.09 R)
• M8: 6,779,925 km (0.096 R)
• M9: 8,296,548 km (0.036 R)
• M10: 9,109,463 km (0.109 R)
• M11: 10,079,306 km (0.072 R)
• M12: 10,616,662 km (0.087 R)
• M13: 10,948,171 km (0.106 R)
• M14: 11,172,867 km (0.07 R)
• M15: 12,404,057 km (0.12 R)
• M16: 13,209,941 km (0.117 R)
• M17: 17,235,171 km (0.117 R)
• M18: 17,925,266 km (0.066 R)
• M19: 18,395,452 km (0.118 R)
• M20: 21,654,292 km (0.085 R)
• M21: 30,936,391 km (0.102 R)
• M22: 32,184,037 km (0.085 R)
• M23: 35,510,495 km (0.062 R)
• M24: 40,248,110 km (0.085 R)
• M25: 51,266,891 km (0.099 R)
• M26: 53,979,848 km (0.086 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: 500 - 14,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit