🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.78 AU - 0.86 AU

Year: 286 Days

Day: 28.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 72 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.01 AU - 1.55 AU

Year: 558 Days

Day: 16.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.02 AU - 1.7 AU

Year: 611 Days

Day: 21.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,536,558 km

• M1: 1,110,166 km (0.097 R)

Asteroid Belt

Center: 2.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.2

Radius: 13.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.4 AU - 4.9 AU

Year: 3255 Days

Day: 13.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,536,558 km

• M1: 185,053 km (0.119 R)
• M2: 782,995 km (0.1 R)
• M3: 3,945,345 km (0.103 R)
• M4: 5,384,027 km (0.111 R)
• M5: 8,254,362 km (0.112 R)
• M6: 8,977,518 km (0.119 R)
• M7: 13,035,210 km (0.114 R)
• M8: 16,223,440 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.6

Radius: 11.5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.85 AU - 5.25 AU

Year: 4369 Days

Day: 9.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,536,558 km

• M1: 144,811 km (0.04 R)
• M2: 512,522 km (0.095 R)
• M3: 988,393 km (0.078 R)
• M4: 1,353,262 km (0.093 R)
• M5: 1,889,571 km (0.067 R)
• M6: 2,338,664 km (0.058 R)
• M7: 3,234,904 km (0.112 R)
• M8: 3,928,141 km (0.056 R)
• M9: 4,617,039 km (0.094 R)
• M10: 5,273,923 km (0.041 R)
• M11: 9,451,893 km (0.118 R)
• M12: 9,908,914 km (0.079 R)
• M13: 10,468,111 km (0.104 R)
• M14: 13,743,108 km (0.11 R)
• M15: 14,439,037 km (0.056 R)
• M16: 15,670,078 km (0.078 R)
• M17: 17,646,266 km (0.086 R)
• M18: 18,468,456 km (0.116 R)
• M19: 19,250,104 km (0.07 R)
• M20: 20,463,642 km (0.105 R)
• M21: 21,089,111 km (0.075 R)
• M22: 21,513,221 km (0.08 R)
• M23: 23,948,375 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.3

Radius: 8.8

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.55 AU - 7.11 AU

Year: 5420 Days

Day: 14.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,536,558 km

• M1: 109,506 km (0.059 R)
• M2: 391,946 km (0.08 R)
• M3: 1,053,917 km (0.119 R)
• M4: 2,210,608 km (0.112 R)
• M5: 2,588,342 km (0.075 R)
• M6: 2,894,868 km (0.068 R)
• M7: 3,669,187 km (0.11 R)
• M8: 4,081,329 km (0.084 R)
• M9: 5,276,317 km (0.109 R)
• M10: 5,682,625 km (0.045 R)
• M11: 6,172,259 km (0.085 R)
• M12: 6,891,226 km (0.1 R)
• M13: 7,520,135 km (0.059 R)
• M14: 9,808,534 km (0.1 R)
• M15: 10,832,681 km (0.117 R)
• M16: 12,474,667 km (0.089 R)
• M17: 16,064,567 km (0.071 R)
• M18: 17,932,446 km (0.12 R)
• M19: 18,652,311 km (0.119 R)
• M20: 20,149,636 km (0.102 R)
• M21: 20,927,545 km (0.087 R)
• M22: 22,169,058 km (0.051 R)
• M23: 22,769,843 km (0.047 R)
• M24: 23,847,546 km (0.093 R)
• M25: 27,113,716 km (0.078 R)
• M26: 27,541,866 km (0.113 R)
• M27: 30,944,918 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.9

Radius: 14.7

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.23 AU - 8.59 AU

Year: 9390 Days

Day: 5.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,536,558 km

• M1: 182,958 km (0.099 R)
• M2: 1,214,735 km (0.118 R)
• M3: 1,672,953 km (0.098 R)
• M4: 2,267,305 km (0.044 R)
• M5: 3,402,753 km (0.103 R)
• M6: 4,398,477 km (0.105 R)
• M7: 4,890,055 km (0.109 R)
• M8: 5,483,061 km (0.071 R)
• M9: 7,435,463 km (0.104 R)
• M10: 8,052,105 km (0.115 R)
• M11: 9,018,358 km (0.1 R)
• M12: 10,308,191 km (0.069 R)
• M13: 12,611,998 km (0.082 R)
• M14: 19,417,654 km (0.112 R)
• M15: 20,194,067 km (0.081 R)
• M16: 23,162,388 km (0.119 R)
• M17: 23,684,036 km (0.033 R)
• M18: 26,128,914 km (0.076 R)
• M19: 30,363,281 km (0.099 R)
• M20: 31,198,636 km (0.111 R)
• M21: 33,797,151 km (0.099 R)
• M22: 38,081,036 km (0.101 R)
• M23: 39,544,701 km (0.102 R)
• M24: 40,290,447 km (0.064 R)
• M25: 43,763,211 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.9

Radius: 10.3

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.06 AU - 10.04 AU

Year: 10482 Days

Day: 12.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,536,558 km

• M1: 128,056 km (0.095 R)
• M2: 778,208 km (0.076 R)
• M3: 1,492,089 km (0.051 R)
• M4: 1,834,219 km (0.092 R)
• M5: 2,266,109 km (0.113 R)
• M6: 2,829,943 km (0.1 R)
• M7: 6,178,841 km (0.098 R)
• M8: 6,636,162 km (0.103 R)
• M9: 8,743,248 km (0.078 R)
• M10: 10,234,140 km (0.102 R)
• M11: 11,095,225 km (0.099 R)
• M12: 14,625,286 km (0.043 R)
• M13: 15,787,213 km (0.105 R)
• M14: 17,231,880 km (0.092 R)
• M15: 19,399,702 km (0.105 R)
• M16: 23,346,094 km (0.065 R)
• M17: 25,603,676 km (0.118 R)
• M18: 26,785,349 km (0.106 R)
• M19: 27,187,169 km (0.113 R)
• M20: 28,940,157 km (0.101 R)
• M21: 32,215,453 km (0.079 R)
• M22: 35,247,203 km (0.069 R)
• M23: 42,142,019 km (0.095 R)
• M24: 44,767,163 km (0.099 R)
• M25: 45,618,375 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.2

Radius: 6.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 12.37 AU - 12.91 AU

Year: 17302 Days

Day: 21.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,536,558 km

• M1: 95,892 km (0.058 R)
• M2: 923,318 km (0.089 R)
• M3: 1,201,420 km (0.11 R)
• M4: 4,462,056 km (0.079 R)
• M5: 4,729,088 km (0.109 R)
• M6: 6,986,071 km (0.067 R)
• M7: 10,177,293 km (0.065 R)
• M8: 20,584,817 km (0.082 R)
• M9: 25,770,178 km (0.111 R)
• M10: 28,107,196 km (0.083 R)
• M11: 28,611,341 km (0.115 R)
• M12: 39,622,492 km (0.059 R)
• M13: 47,536,519 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 13,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit