🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.47 AU - 0.73 AU

Year: 173 Days

Day: 17 Hours

Environment

Temp: 222 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.93 AU - 1.31 AU

Year: 442 Days

Day: 37.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.76 AU - 2.72 AU

Year: 1250 Days

Day: 14.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,986,858 km

• M1: 913,295 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.8

Radius: 9.2

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.75 AU - 8.55 AU

Year: 7127 Days

Day: 5.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 95,986,858 km

• M1: 128,056 km (0.086 R)
• M2: 490,980 km (0.119 R)
• M3: 900,878 km (0.119 R)
• M4: 1,266,196 km (0.088 R)
• M5: 3,486,378 km (0.081 R)
• M6: 5,773,131 km (0.118 R)
• M7: 7,706,684 km (0.115 R)
• M8: 8,875,642 km (0.101 R)
• M9: 10,322,253 km (0.1 R)
• M10: 12,565,324 km (0.066 R)
• M11: 13,527,687 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.7

Radius: 11.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.77 AU - 10.85 AU

Year: 9748 Days

Day: 11.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,986,858 km

• M1: 149,448 km (0.109 R)
• M2: 792,869 km (0.089 R)
• M3: 1,270,535 km (0.032 R)
• M4: 2,453,405 km (0.079 R)
• M5: 3,252,258 km (0.102 R)
• M6: 4,169,442 km (0.119 R)
• M7: 9,498,717 km (0.101 R)
• M8: 12,179,810 km (0.102 R)
• M9: 13,827,780 km (0.115 R)
• M10: 15,330,042 km (0.086 R)
• M11: 15,795,291 km (0.064 R)
• M12: 16,450,530 km (0.069 R)
• M13: 20,839,731 km (0.096 R)
• M14: 22,066,584 km (0.116 R)
• M15: 23,724,876 km (0.048 R)
• M16: 24,269,562 km (0.053 R)
• M17: 27,886,240 km (0.089 R)
• M18: 28,931,779 km (0.09 R)
• M19: 30,275,168 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.1

Radius: 9.1

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.36 AU - 11.3 AU

Year: 11489 Days

Day: 10.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 91.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,986,858 km

• M1: 113,694 km (0.114 R)
• M2: 585,077 km (0.071 R)
• M3: 1,245,402 km (0.065 R)
• M4: 2,261,172 km (0.07 R)
• M5: 6,212,500 km (0.091 R)
• M6: 9,841,595 km (0.082 R)
• M7: 10,233,093 km (0.107 R)
• M8: 12,001,489 km (0.12 R)
• M9: 12,599,881 km (0.115 R)
• M10: 23,582,459 km (0.107 R)
• M11: 25,811,168 km (0.054 R)
• M12: 27,145,880 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.1

Radius: 5

Gravity: 24.6 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 13.54 AU - 17.8 AU

Year: 23124 Days

Day: 19.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,986,858 km

• M1: 62,233 km (0.111 R)
• M2: 227,688 km (0.082 R)
• M3: 689,347 km (0.086 R)
• M4: 887,863 km (0.045 R)
• M5: 2,810,495 km (0.114 R)
• M6: 9,280,454 km (0.118 R)
• M7: 9,685,415 km (0.119 R)
• M8: 12,998,858 km (0.098 R)
• M9: 13,950,450 km (0.076 R)
• M10: 14,713,399 km (0.113 R)
• M11: 22,457,932 km (0.102 R)
• M12: 24,582,820 km (0.084 R)
• M13: 37,966,294 km (0.117 R)
• M14: 52,540,119 km (0.063 R)
• M15: 53,087,348 km (0.061 R)
• M16: 61,354,724 km (0.042 R)
• M17: 64,013,378 km (0.083 R)
• M18: 71,104,915 km (0.111 R)
• M19: 76,345,628 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.6

Radius: 6.8

Gravity: 15.65 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 14.38 AU - 20.86 AU

Year: 27572 Days

Day: 20.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,986,858 km

• M1: 84,972 km (0.045 R)
• M2: 347,665 km (0.089 R)
• M3: 3,197,654 km (0.057 R)
• M4: 3,787,818 km (0.086 R)
• M5: 7,762,783 km (0.084 R)
• M6: 15,609,042 km (0.114 R)
• M7: 17,290,073 km (0.085 R)
• M8: 23,162,687 km (0.032 R)
• M9: 23,950,619 km (0.103 R)
• M10: 26,179,328 km (0.118 R)
• M11: 27,781,671 km (0.102 R)
• M12: 33,261,740 km (0.087 R)
• M13: 39,104,285 km (0.096 R)
• M14: 40,220,584 km (0.079 R)
• M15: 43,526,847 km (0.104 R)
• M16: 49,002,578 km (0.09 R)
• M17: 50,674,334 km (0.107 R)
• M18: 55,917,291 km (0.049 R)
• M19: 78,475,153 km (0.118 R)
• M20: 79,994,021 km (0.108 R)
• M21: 89,246,350 km (0.114 R)
• M22: 93,703,618 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 19,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit