🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.85 AU - 1.03 AU

Year: 336 Days

Day: 42.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 48.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,468,362 km

• M1: 310,565 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.88 AU - 1.1 AU

Year: 363 Days

Day: 32 Hours

Environment

Temp: 20 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.19 AU - 2.99 AU

Year: 1538 Days

Day: 13.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,468,362 km

• M1: 1,392,906 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.8 AU - 3.52 AU

Year: 2073 Days

Day: 36.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.36 AU - 4.26 AU

Year: 2744 Days

Day: 20.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.54 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.5

Radius: 7.6

Gravity: 11.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 10.2 AU - 16.32 AU

Year: 17815 Days

Day: 22.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,468,362 km

• M1: 94,546 km (0.045 R)
• M2: 563,685 km (0.079 R)
• M3: 806,033 km (0.104 R)
• M4: 1,279,062 km (0.089 R)
• M5: 1,870,422 km (0.094 R)
• M6: 2,137,305 km (0.112 R)
• M7: 4,061,133 km (0.079 R)
• M8: 4,579,340 km (0.095 R)
• M9: 5,786,595 km (0.097 R)
• M10: 6,027,149 km (0.096 R)
• M11: 8,814,456 km (0.099 R)
• M12: 9,187,254 km (0.043 R)
• M13: 9,907,717 km (0.055 R)
• M14: 10,369,526 km (0.042 R)
• M15: 10,785,258 km (0.065 R)
• M16: 12,964,301 km (0.088 R)
• M17: 17,664,666 km (0.028 R)
• M18: 18,864,142 km (0.114 R)
• M19: 27,111,323 km (0.085 R)
• M20: 32,327,202 km (0.109 R)
• M21: 34,772,529 km (0.12 R)
• M22: 35,169,711 km (0.067 R)
• M23: 39,022,754 km (0.09 R)
• M24: 43,453,694 km (0.025 R)
• M25: 44,689,522 km (0.115 R)
• M26: 45,473,714 km (0.056 R)
• M27: 46,107,560 km (0.051 R)
• M28: 51,051,171 km (0.098 R)
• M29: 57,251,853 km (0.094 R)
• M30: 63,540,798 km (0.096 R)
• M31: 66,139,612 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.8

Radius: 3.9

Gravity: 24.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 13.49 AU - 14.73 AU

Year: 19555 Days

Day: 23 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,468,362 km

• M1: 76,295 km (0.057 R)
• M2: 215,870 km (0.075 R)
• M3: 337,642 km (0.105 R)
• M4: 566,228 km (0.076 R)
• M5: 743,202 km (0.11 R)
• M6: 1,900,641 km (0.091 R)
• M7: 2,776,985 km (0.112 R)
• M8: 4,099,730 km (0.12 R)
• M9: 4,631,700 km (0.11 R)
• M10: 4,965,303 km (0.084 R)
• M11: 6,543,261 km (0.108 R)
• M12: 8,475,916 km (0.097 R)
• M13: 9,127,864 km (0.082 R)
• M14: 10,530,643 km (0.117 R)
• M15: 12,195,368 km (0.075 R)
• M16: 14,512,789 km (0.102 R)
• M17: 21,600,287 km (0.083 R)
• M18: 24,164,993 km (0.115 R)
• M19: 25,164,157 km (0.11 R)
• M20: 39,793,482 km (0.069 R)
• M21: 40,624,349 km (0.077 R)
• M22: 44,211,108 km (0.119 R)
• M23: 49,738,150 km (0.053 R)
• M24: 53,667,937 km (0.113 R)
• M25: 57,447,378 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.2

Radius: 5.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 15.31 AU - 18.49 AU

Year: 25633 Days

Day: 21.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,468,362 km

• M1: 98,435 km (0.077 R)
• M2: 459,415 km (0.116 R)
• M3: 966,253 km (0.101 R)
• M4: 1,776,924 km (0.086 R)
• M5: 2,538,377 km (0.112 R)
• M6: 4,997,766 km (0.081 R)
• M7: 9,236,921 km (0.069 R)
• M8: 12,135,379 km (0.068 R)
• M9: 13,470,391 km (0.071 R)
• M10: 14,900,397 km (0.119 R)
• M11: 22,274,824 km (0.093 R)
• M12: 32,794,247 km (0.106 R)
• M13: 35,695,548 km (0.084 R)
• M14: 38,298,252 km (0.056 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 18,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit