🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.6 AU - 0.72 AU

Year: 346 Days

Day: 45.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.3

Radius: 12.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.07 AU - 1.25 AU

Year: 807 Days

Day: 5.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,948,195 km

• M1: 155,582 km (0.084 R)
• M2: 732,282 km (0.072 R)
• M3: 1,689,259 km (0.031 R)
• M4: 2,228,410 km (0.044 R)
• M5: 3,478,898 km (0.098 R)
• M6: 4,941,367 km (0.086 R)
• M7: 5,917,942 km (0.108 R)
• M8: 7,263,874 km (0.107 R)
• M9: 7,723,888 km (0.07 R)
• M10: 8,525,433 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.2

Radius: 9.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.14 AU - 2.74 AU

Year: 2461 Days

Day: 9.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,948,195 km

• M1: 121,773 km (0.111 R)
• M2: 444,455 km (0.037 R)
• M3: 777,011 km (0.038 R)
• M4: 1,142,928 km (0.097 R)
• M5: 2,211,505 km (0.073 R)
• M6: 2,628,435 km (0.063 R)
• M7: 3,312,695 km (0.12 R)
• M8: 3,671,730 km (0.109 R)
• M9: 4,221,802 km (0.037 R)
• M10: 4,887,362 km (0.101 R)
• M11: 5,288,734 km (0.096 R)
• M12: 6,062,304 km (0.106 R)
• M13: 8,354,293 km (0.102 R)
• M14: 9,466,404 km (0.042 R)
• M15: 10,328,835 km (0.033 R)
• M16: 12,019,740 km (0.105 R)
• M17: 12,324,920 km (0.118 R)
• M18: 14,054,870 km (0.085 R)

Asteroid Belt

Center: 2.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.5

Radius: 10.6

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.3 AU - 3.72 AU

Year: 4246 Days

Day: 11.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,948,195 km

• M1: 131,796 km (0.068 R)
• M2: 617,091 km (0.088 R)
• M3: 2,153,910 km (0.088 R)
• M4: 2,969,967 km (0.061 R)
• M5: 3,610,395 km (0.102 R)
• M6: 4,132,342 km (0.109 R)
• M7: 4,912,196 km (0.078 R)
• M8: 5,286,789 km (0.097 R)
• M9: 6,434,204 km (0.074 R)
• M10: 6,787,255 km (0.075 R)
• M11: 7,584,163 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.6

Radius: 11.2

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.72 AU - 6.18 AU

Year: 7111 Days

Day: 10 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,948,195 km

• M1: 141,370 km (0.066 R)
• M2: 623,823 km (0.055 R)
• M3: 1,014,274 km (0.084 R)
• M4: 1,410,110 km (0.081 R)
• M5: 1,868,777 km (0.032 R)
• M6: 3,053,442 km (0.063 R)
• M7: 3,522,431 km (0.118 R)
• M8: 4,328,614 km (0.084 R)
• M9: 5,338,699 km (0.042 R)
• M10: 6,305,700 km (0.093 R)
• M11: 7,279,432 km (0.115 R)
• M12: 9,397,589 km (0.105 R)
• M13: 9,909,513 km (0.087 R)
• M14: 12,095,885 km (0.09 R)
• M15: 13,381,380 km (0.088 R)
• M16: 14,250,544 km (0.07 R)
• M17: 15,506,717 km (0.088 R)
• M18: 16,161,956 km (0.115 R)
• M19: 17,719,419 km (0.104 R)
• M20: 18,238,374 km (0.101 R)
• M21: 19,443,086 km (0.078 R)
• M22: 22,010,634 km (0.075 R)
• M23: 26,106,624 km (0.065 R)
• M24: 26,694,244 km (0.111 R)
• M25: 27,204,971 km (0.065 R)
• M26: 30,039,402 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.2

Radius: 4.3

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.59 AU - 8.89 AU

Year: 12578 Days

Day: 16.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,948,195 km

• M1: 53,556 km (0.067 R)
• M2: 333,454 km (0.108 R)
• M3: 894,446 km (0.061 R)
• M4: 1,044,044 km (0.084 R)
• M5: 4,734,922 km (0.087 R)
• M6: 5,138,238 km (0.059 R)
• M7: 5,770,887 km (0.11 R)
• M8: 7,223,632 km (0.12 R)
• M9: 7,434,266 km (0.087 R)
• M10: 8,984,100 km (0.083 R)
• M11: 9,643,378 km (0.087 R)
• M12: 10,422,783 km (0.1 R)
• M13: 15,824,014 km (0.103 R)
• M14: 24,764,731 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.7

Radius: 3.4

Gravity: 37 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.56 AU - 9 AU

Year: 12683 Days

Day: 22.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,948,195 km

• M1: 42,336 km (0.093 R)
• M2: 210,634 km (0.093 R)
• M3: 387,010 km (0.1 R)
• M4: 1,570,030 km (0.095 R)
• M5: 1,688,661 km (0.043 R)
• M6: 2,011,643 km (0.069 R)
• M7: 3,299,531 km (0.032 R)
• M8: 4,325,772 km (0.12 R)
• M9: 4,680,169 km (0.076 R)
• M10: 4,989,837 km (0.034 R)
• M11: 5,280,206 km (0.111 R)
• M12: 7,101,860 km (0.106 R)
• M13: 7,720,746 km (0.096 R)
• M14: 10,247,005 km (0.057 R)
• M15: 10,453,450 km (0.092 R)
• M16: 13,643,326 km (0.085 R)
• M17: 14,726,564 km (0.091 R)
• M18: 16,563,027 km (0.101 R)
• M19: 18,017,717 km (0.111 R)
• M20: 21,012,367 km (0.112 R)
• M21: 24,782,234 km (0.11 R)
• M22: 28,063,962 km (0.051 R)
• M23: 28,876,129 km (0.035 R)
• M24: 29,808,423 km (0.075 R)
• M25: 31,951,562 km (0.051 R)
• M26: 38,494,524 km (0.079 R)
• M27: 40,131,574 km (0.069 R)
• M28: 41,683,203 km (0.11 R)
• M29: 44,905,690 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191

Radius: 7.1

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.86 AU - 10.58 AU

Year: 16626 Days

Day: 21.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,948,195 km

• M1: 88,861 km (0.118 R)
• M2: 323,431 km (0.104 R)
• M3: 643,121 km (0.074 R)
• M4: 1,071,869 km (0.119 R)
• M5: 1,446,163 km (0.111 R)
• M6: 1,766,900 km (0.07 R)
• M7: 2,221,080 km (0.046 R)
• M8: 3,648,991 km (0.114 R)
• M9: 4,584,128 km (0.034 R)
• M10: 5,570,726 km (0.105 R)
• M11: 6,149,220 km (0.097 R)
• M12: 6,918,154 km (0.091 R)
• M13: 7,385,497 km (0.1 R)
• M14: 12,188,935 km (0.046 R)
• M15: 13,940,128 km (0.045 R)
• M16: 14,247,552 km (0.12 R)
• M17: 14,559,463 km (0.056 R)
• M18: 15,326,451 km (0.115 R)
• M19: 18,665,775 km (0.095 R)
• M20: 27,598,264 km (0.116 R)
• M21: 28,278,635 km (0.076 R)
• M22: 28,672,377 km (0.073 R)
• M23: 30,904,078 km (0.096 R)
• M24: 33,358,231 km (0.082 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 16,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit