🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.42 AU - 0.62 AU

Year: 138 Days

Day: 30.3 Hours

Environment

Temp: 225 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.57 AU - 0.73 AU

Year: 192 Days

Day: 19.3 Hours

Environment

Temp: 165 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,256,489 km

• M1: 46,974 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.68 AU - 0.88 AU

Year: 253 Days

Day: 43.4 Hours

Environment

Temp: 141 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.56 AU - 4 AU

Year: 2181 Days

Day: 21.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349

Radius: 14.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.08 AU - 6.76 AU

Year: 5288 Days

Day: 12 Hours

Environment

Temp: -144 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,256,489 km

• M1: 184,005 km (0.106 R)
• M2: 706,551 km (0.095 R)
• M3: 1,362,837 km (0.094 R)
• M4: 2,229,457 km (0.037 R)
• M5: 2,864,051 km (0.078 R)
• M6: 3,617,875 km (0.084 R)
• M7: 5,936,044 km (0.087 R)
• M8: 7,328,052 km (0.114 R)
• M9: 8,780,497 km (0.051 R)
• M10: 9,930,456 km (0.113 R)
• M11: 12,204,493 km (0.036 R)
• M12: 13,195,131 km (0.106 R)
• M13: 15,017,681 km (0.12 R)
• M14: 17,060,291 km (0.086 R)
• M15: 18,298,961 km (0.083 R)
• M16: 19,282,418 km (0.098 R)
• M17: 20,042,973 km (0.081 R)
• M18: 21,556,455 km (0.113 R)
• M19: 22,793,031 km (0.088 R)
• M20: 24,514,902 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.8

Radius: 13.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 10.2 AU - 10.84 AU

Year: 12526 Days

Day: 7.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,256,489 km

• M1: 171,589 km (0.039 R)
• M2: 1,033,272 km (0.102 R)
• M3: 1,475,783 km (0.091 R)
• M4: 3,262,879 km (0.078 R)
• M5: 3,706,287 km (0.059 R)
• M6: 5,046,535 km (0.104 R)
• M7: 5,643,580 km (0.112 R)
• M8: 6,287,449 km (0.113 R)
• M9: 7,498,892 km (0.11 R)
• M10: 8,860,831 km (0.099 R)
• M11: 12,131,789 km (0.114 R)
• M12: 18,969,608 km (0.064 R)
• M13: 22,491,292 km (0.105 R)
• M14: 23,820,619 km (0.106 R)
• M15: 26,014,471 km (0.118 R)
• M16: 28,887,349 km (0.111 R)
• M17: 29,777,755 km (0.085 R)
• M18: 30,229,691 km (0.109 R)
• M19: 33,401,614 km (0.092 R)
• M20: 37,703,301 km (0.089 R)
• M21: 48,784,165 km (0.087 R)
• M22: 51,007,937 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.7

Radius: 13.4

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.91 AU - 13.51 AU

Year: 14710 Days

Day: 8.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,256,489 km

• M1: 166,951 km (0.072 R)
• M2: 637,885 km (0.071 R)
• M3: 1,589,926 km (0.101 R)
• M4: 2,183,830 km (0.093 R)
• M5: 2,745,869 km (0.056 R)
• M6: 3,278,737 km (0.036 R)
• M7: 4,193,677 km (0.058 R)
• M8: 5,306,685 km (0.057 R)
• M9: 5,803,799 km (0.042 R)
• M10: 8,485,939 km (0.113 R)
• M11: 10,753,245 km (0.112 R)
• M12: 12,638,178 km (0.104 R)
• M13: 14,528,796 km (0.078 R)
• M14: 16,230,621 km (0.092 R)
• M15: 19,274,339 km (0.037 R)
• M16: 23,994,900 km (0.105 R)
• M17: 25,359,981 km (0.108 R)
• M18: 26,673,151 km (0.101 R)
• M19: 27,608,586 km (0.095 R)
• M20: 28,673,573 km (0.091 R)
• M21: 29,435,176 km (0.067 R)
• M22: 30,098,643 km (0.115 R)
• M23: 32,149,181 km (0.099 R)
• M24: 32,852,889 km (0.104 R)
• M25: 35,149,366 km (0.059 R)
• M26: 42,538,454 km (0.114 R)
• M27: 45,410,134 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.8

Radius: 4.8

Gravity: 30.85 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 14.38 AU - 14.82 AU

Year: 20479 Days

Day: 23 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,256,489 km

• M1: 61,186 km (0.05 R)
• M2: 437,125 km (0.108 R)
• M3: 763,398 km (0.065 R)
• M4: 1,615,956 km (0.029 R)
• M5: 1,947,166 km (0.115 R)
• M6: 2,411,817 km (0.058 R)
• M7: 2,574,280 km (0.109 R)
• M8: 3,862,168 km (0.116 R)
• M9: 4,150,443 km (0.118 R)
• M10: 5,370,564 km (0.035 R)
• M11: 7,523,127 km (0.1 R)
• M12: 8,387,354 km (0.077 R)
• M13: 9,203,261 km (0.12 R)
• M14: 12,372,941 km (0.088 R)
• M15: 14,163,478 km (0.113 R)
• M16: 20,751,319 km (0.101 R)
• M17: 25,525,286 km (0.118 R)
• M18: 32,263,474 km (0.054 R)
• M19: 36,318,324 km (0.073 R)
• M20: 47,913,056 km (0.107 R)
• M21: 50,319,488 km (0.092 R)
• M22: 60,554,376 km (0.038 R)
• M23: 63,977,773 km (0.104 R)
• M24: 77,321,903 km (0.12 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: 181 - 14,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit