🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.42 AU - 0.64 AU

Year: 165 Days

Day: 23.5 Hours

Environment

Temp: 86 °C

Axial Tilt: 151.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.62 AU - 0.7 AU

Year: 229 Days

Day: 29.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.8 AU - 0.92 AU

Year: 341 Days

Day: 13.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,034,274 km

• M1: 46,675 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.9 AU - 1.08 AU

Year: 421 Days

Day: 29 Hours

Environment

Temp: -61 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.75 AU - 1.99 AU

Year: 1093 Days

Day: 26.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,034,274 km

• M1: 45,927 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.58 AU - 2.32 AU

Year: 1164 Days

Day: 24.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,034,274 km

• M1: 29,471 km (0.085 R)
• M2: 874,100 km (0.085 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.34 AU - 3.06 AU

Year: 1897 Days

Day: 14.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.7

Radius: 5.6

Gravity: 28.18 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.73 AU - 13.73 AU

Year: 16088 Days

Day: 22.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,034,274 km

• M1: 75,697 km (0.085 R)
• M2: 270,323 km (0.066 R)
• M3: 466,596 km (0.115 R)
• M4: 1,122,134 km (0.044 R)
• M5: 1,761,665 km (0.047 R)
• M6: 2,201,931 km (0.034 R)
• M7: 2,665,236 km (0.103 R)
• M8: 3,112,085 km (0.11 R)
• M9: 3,996,956 km (0.118 R)
• M10: 4,348,062 km (0.063 R)
• M11: 4,754,071 km (0.111 R)
• M12: 5,840,002 km (0.092 R)
• M13: 6,419,394 km (0.101 R)
• M14: 7,081,814 km (0.112 R)
• M15: 7,595,832 km (0.087 R)
• M16: 13,464,407 km (0.112 R)
• M17: 15,222,182 km (0.099 R)
• M18: 16,076,834 km (0.064 R)
• M19: 16,315,293 km (0.118 R)
• M20: 18,309,283 km (0.087 R)
• M21: 20,274,700 km (0.036 R)
• M22: 23,074,574 km (0.117 R)
• M23: 29,545,579 km (0.067 R)
• M24: 33,904,263 km (0.096 R)
• M25: 36,167,978 km (0.089 R)
• M26: 43,869,276 km (0.117 R)
• M27: 61,628,339 km (0.073 R)
• M28: 67,227,338 km (0.091 R)
• M29: 69,096,713 km (0.045 R)
• M30: 69,938,351 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.7

Radius: 6.9

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.54 AU - 14.18 AU

Year: 18576 Days

Day: 19.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,034,274 km

• M1: 89,160 km (0.11 R)
• M2: 338,091 km (0.098 R)
• M3: 643,420 km (0.056 R)
• M4: 1,087,876 km (0.106 R)
• M5: 4,248,280 km (0.034 R)
• M6: 5,495,627 km (0.075 R)
• M7: 7,347,649 km (0.119 R)
• M8: 9,262,352 km (0.094 R)
• M9: 13,985,755 km (0.118 R)
• M10: 15,204,380 km (0.091 R)
• M11: 15,519,732 km (0.118 R)
• M12: 15,775,245 km (0.045 R)
• M13: 21,651,749 km (0.066 R)
• M14: 23,278,625 km (0.109 R)
• M15: 30,304,789 km (0.082 R)
• M16: 37,810,712 km (0.08 R)
• M17: 39,092,766 km (0.105 R)
• M18: 39,328,981 km (0.06 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.3

Radius: 5.3

Gravity: 12.72 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.78 AU - 17.76 AU

Year: 25509 Days

Day: 16.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,034,274 km

• M1: 70,461 km (0.065 R)
• M2: 255,064 km (0.094 R)
• M3: 583,282 km (0.038 R)
• M4: 1,345,483 km (0.099 R)
• M5: 2,336,868 km (0.099 R)
• M6: 4,953,784 km (0.097 R)
• M7: 5,669,011 km (0.109 R)
• M8: 5,949,059 km (0.117 R)
• M9: 6,322,754 km (0.106 R)
• M10: 7,681,851 km (0.107 R)
• M11: 7,925,994 km (0.082 R)
• M12: 8,124,960 km (0.109 R)
• M13: 8,847,816 km (0.112 R)
• M14: 10,127,028 km (0.105 R)
• M15: 12,637,131 km (0.101 R)
• M16: 16,241,242 km (0.114 R)
• M17: 16,888,104 km (0.086 R)
• M18: 17,468,244 km (0.045 R)
• M19: 25,283,835 km (0.105 R)
• M20: 25,607,116 km (0.059 R)
• M21: 35,414,603 km (0.106 R)
• M22: 37,329,755 km (0.117 R)
• M23: 38,030,172 km (0.053 R)
• M24: 43,642,486 km (0.106 R)
• M25: 50,630,502 km (0.052 R)
• M26: 55,924,322 km (0.052 R)
• M27: 64,940,286 km (0.112 R)
• M28: 68,009,586 km (0.088 R)
• M29: 71,603,375 km (0.049 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 10,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit