🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.99 AU - 1.51 AU

Year: 493 Days

Day: 45.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.46 AU - 1.6 AU

Year: 668 Days

Day: 37.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.54 AU - 4.18 AU

Year: 2175 Days

Day: 25.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,512,434 km

• M1: 351,106 km (0.108 R)
• M2: 1,684,771 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.5

Radius: 13.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.5 AU - 7.22 AU

Year: 5663 Days

Day: 13.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,512,434 km

• M1: 173,234 km (0.077 R)
• M2: 1,230,742 km (0.055 R)
• M3: 1,667,268 km (0.101 R)
• M4: 2,137,454 km (0.087 R)
• M5: 3,453,916 km (0.105 R)
• M6: 3,960,005 km (0.089 R)
• M7: 6,981,583 km (0.027 R)
• M8: 9,334,458 km (0.1 R)
• M9: 10,625,638 km (0.097 R)
• M10: 11,066,652 km (0.116 R)
• M11: 12,415,277 km (0.088 R)
• M12: 13,305,833 km (0.089 R)
• M13: 14,939,143 km (0.057 R)
• M14: 17,542,894 km (0.115 R)
• M15: 18,222,816 km (0.03 R)
• M16: 19,307,999 km (0.083 R)
• M17: 22,031,278 km (0.104 R)
• M18: 24,311,000 km (0.116 R)
• M19: 25,312,409 km (0.11 R)
• M20: 26,825,142 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.8

Radius: 14.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.16 AU - 7.8 AU

Year: 5825 Days

Day: 8.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,512,434 km

• M1: 177,872 km (0.116 R)
• M2: 951,891 km (0.098 R)
• M3: 1,695,243 km (0.068 R)
• M4: 2,333,128 km (0.119 R)
• M5: 3,271,406 km (0.038 R)
• M6: 3,748,175 km (0.101 R)
• M7: 5,337,502 km (0.1 R)
• M8: 5,865,433 km (0.117 R)
• M9: 7,119,811 km (0.049 R)
• M10: 8,028,469 km (0.107 R)
• M11: 9,013,122 km (0.107 R)
• M12: 9,998,224 km (0.119 R)
• M13: 10,721,380 km (0.083 R)
• M14: 11,222,683 km (0.112 R)
• M15: 12,821,435 km (0.114 R)
• M16: 14,466,563 km (0.116 R)
• M17: 16,085,661 km (0.064 R)
• M18: 16,688,390 km (0.052 R)
• M19: 17,649,407 km (0.114 R)
• M20: 18,646,926 km (0.105 R)
• M21: 19,558,126 km (0.098 R)
• M22: 21,272,817 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.7

Radius: 10.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 9.58 AU - 13.16 AU

Year: 13538 Days

Day: 14.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,512,434 km

• M1: 134,339 km (0.112 R)
• M2: 522,246 km (0.09 R)
• M3: 868,715 km (0.109 R)
• M4: 1,416,542 km (0.064 R)
• M5: 1,941,182 km (0.095 R)
• M6: 2,471,058 km (0.106 R)
• M7: 2,935,709 km (0.115 R)
• M8: 3,534,250 km (0.067 R)
• M9: 3,876,530 km (0.103 R)
• M10: 4,598,190 km (0.066 R)
• M11: 5,685,018 km (0.108 R)
• M12: 6,120,198 km (0.12 R)
• M13: 7,518,041 km (0.093 R)
• M14: 8,924,560 km (0.117 R)
• M15: 10,934,258 km (0.112 R)
• M16: 11,724,135 km (0.116 R)
• M17: 15,062,561 km (0.12 R)
• M18: 16,837,988 km (0.117 R)
• M19: 18,433,898 km (0.06 R)
• M20: 23,638,857 km (0.054 R)
• M21: 28,892,435 km (0.073 R)
• M22: 29,425,004 km (0.111 R)
• M23: 39,120,142 km (0.083 R)
• M24: 39,510,443 km (0.086 R)
• M25: 43,002,656 km (0.119 R)
• M26: 43,976,837 km (0.097 R)
• M27: 44,681,742 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.6

Radius: 7.6

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 13.16 AU - 13.32 AU

Year: 17011 Days

Day: 24.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,512,434 km

• M1: 94,546 km (0.119 R)
• M2: 440,865 km (0.118 R)
• M3: 1,018,313 km (0.095 R)
• M4: 1,834,818 km (0.051 R)
• M5: 3,175,215 km (0.111 R)
• M6: 3,506,724 km (0.101 R)
• M7: 4,033,009 km (0.042 R)
• M8: 4,361,077 km (0.11 R)
• M9: 4,610,756 km (0.099 R)
• M10: 7,396,717 km (0.102 R)
• M11: 7,935,269 km (0.069 R)
• M12: 8,499,553 km (0.102 R)
• M13: 11,970,672 km (0.117 R)
• M14: 23,959,296 km (0.117 R)
• M15: 29,336,591 km (0.031 R)
• M16: 29,892,497 km (0.079 R)
• M17: 35,216,087 km (0.05 R)
• M18: 46,931,994 km (0.069 R)
• M19: 53,410,928 km (0.069 R)
• M20: 55,245,446 km (0.091 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 19,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit