🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.71 AU - 0.81 AU

Year: 243 Days

Day: 43.2 Hours

Environment

Temp: 119 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.02 AU - 1.3 AU

Year: 459 Days

Day: 42.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.39 AU - 1.87 AU

Year: 764 Days

Day: 31.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,873,980 km

• M1: 139,575 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.16 AU - 2.4 AU

Year: 1264 Days

Day: 16.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.15 AU - 4.19 AU

Year: 3126 Days

Day: 16.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,873,980 km

• M1: 1,400,386 km (0.083 R)

Asteroid Belt

Center: 6.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.8

Radius: 14.4

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.61 AU - 9.23 AU

Year: 8182 Days

Day: 10.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,873,980 km

• M1: 179,069 km (0.087 R)
• M2: 948,301 km (0.11 R)
• M3: 1,820,307 km (0.118 R)
• M4: 3,006,319 km (0.092 R)
• M5: 4,232,124 km (0.064 R)
• M6: 5,837,459 km (0.109 R)
• M7: 6,552,985 km (0.101 R)
• M8: 8,644,812 km (0.038 R)
• M9: 9,337,002 km (0.105 R)
• M10: 10,066,142 km (0.108 R)
• M11: 11,257,539 km (0.047 R)
• M12: 12,598,983 km (0.065 R)
• M13: 13,612,060 km (0.048 R)
• M14: 15,665,440 km (0.11 R)
• M15: 16,625,859 km (0.06 R)
• M16: 17,407,807 km (0.039 R)
• M17: 18,214,139 km (0.087 R)
• M18: 23,674,162 km (0.099 R)
• M19: 24,482,140 km (0.094 R)
• M20: 25,681,766 km (0.11 R)
• M21: 29,004,334 km (0.118 R)
• M22: 32,056,430 km (0.084 R)
• M23: 33,156,872 km (0.087 R)
• M24: 35,900,347 km (0.101 R)
• M25: 40,676,409 km (0.067 R)
• M26: 41,966,092 km (0.098 R)
• M27: 43,951,406 km (0.11 R)
• M28: 45,035,392 km (0.116 R)
• M29: 45,584,117 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.2

Radius: 9.9

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.64 AU - 12.28 AU

Year: 11539 Days

Day: 7.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,873,980 km

• M1: 123,119 km (0.108 R)
• M2: 493,823 km (0.103 R)
• M3: 927,507 km (0.108 R)
• M4: 1,246,898 km (0.097 R)
• M5: 1,828,236 km (0.091 R)
• M6: 2,342,104 km (0.114 R)
• M7: 3,206,930 km (0.057 R)
• M8: 5,113,255 km (0.057 R)
• M9: 5,591,370 km (0.116 R)
• M10: 6,877,762 km (0.089 R)
• M11: 8,351,600 km (0.086 R)
• M12: 9,015,964 km (0.065 R)
• M13: 9,817,809 km (0.109 R)
• M14: 10,775,983 km (0.074 R)
• M15: 11,912,329 km (0.106 R)
• M16: 13,828,977 km (0.104 R)
• M17: 15,031,744 km (0.037 R)
• M18: 21,667,307 km (0.064 R)
• M19: 22,829,233 km (0.09 R)
• M20: 23,194,851 km (0.04 R)
• M21: 24,032,150 km (0.099 R)
• M22: 30,576,608 km (0.108 R)
• M23: 31,470,006 km (0.105 R)
• M24: 34,494,127 km (0.051 R)
• M25: 34,975,982 km (0.093 R)
• M26: 36,822,917 km (0.12 R)
• M27: 38,346,572 km (0.092 R)
• M28: 42,064,528 km (0.061 R)
• M29: 44,151,867 km (0.044 R)
• M30: 46,453,580 km (0.106 R)
• M31: 49,289,506 km (0.104 R)
• M32: 53,193,861 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.6

Radius: 6.5

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 10.87 AU - 14.53 AU

Year: 16614 Days

Day: 20.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,873,980 km

• M1: 80,783 km (0.074 R)
• M2: 342,130 km (0.083 R)
• M3: 1,078,301 km (0.076 R)
• M4: 1,491,940 km (0.113 R)
• M5: 2,189,963 km (0.116 R)
• M6: 5,435,339 km (0.092 R)
• M7: 5,868,276 km (0.074 R)
• M8: 10,801,864 km (0.116 R)
• M9: 12,259,396 km (0.028 R)
• M10: 15,630,285 km (0.111 R)
• M11: 16,063,520 km (0.037 R)
• M12: 23,938,352 km (0.089 R)
• M13: 25,394,687 km (0.082 R)
• M14: 27,635,963 km (0.073 R)
• M15: 28,163,146 km (0.113 R)
• M16: 35,145,477 km (0.09 R)
• M17: 40,978,597 km (0.111 R)
• M18: 41,664,054 km (0.081 R)
• M19: 43,766,203 km (0.086 R)
• M20: 44,051,636 km (0.076 R)
• M21: 45,351,941 km (0.075 R)
• M22: 50,652,044 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780

Radius: 4.4

Gravity: 40.29 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 11.71 AU - 18.27 AU

Year: 21305 Days

Day: 23.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,873,980 km

• M1: 55,800 km (0.091 R)
• M2: 254,017 km (0.083 R)
• M3: 498,610 km (0.097 R)
• M4: 707,448 km (0.087 R)
• M5: 924,664 km (0.092 R)
• M6: 1,578,557 km (0.071 R)
• M7: 1,834,070 km (0.059 R)
• M8: 3,140,508 km (0.092 R)
• M9: 3,485,182 km (0.091 R)
• M10: 3,886,553 km (0.1 R)
• M11: 4,049,016 km (0.073 R)
• M12: 5,120,137 km (0.042 R)
• M13: 5,394,948 km (0.106 R)
• M14: 6,016,976 km (0.082 R)
• M15: 7,959,355 km (0.084 R)
• M16: 8,543,983 km (0.08 R)
• M17: 10,283,358 km (0.109 R)
• M18: 11,565,860 km (0.095 R)
• M19: 11,902,455 km (0.045 R)
• M20: 12,951,436 km (0.114 R)
• M21: 14,755,436 km (0.085 R)
• M22: 15,717,500 km (0.108 R)
• M23: 19,602,407 km (0.066 R)
• M24: 23,009,499 km (0.118 R)
• M25: 28,340,120 km (0.074 R)
• M26: 31,225,115 km (0.093 R)
• M27: 32,538,285 km (0.106 R)
• M28: 33,073,845 km (0.116 R)
• M29: 34,438,028 km (0.099 R)
• M30: 35,274,430 km (0.093 R)
• M31: 36,698,153 km (0.042 R)
• M32: 38,456,825 km (0.099 R)
• M33: 39,812,033 km (0.081 R)
• M34: 44,888,337 km (0.101 R)
• M35: 46,053,555 km (0.111 R)
• M36: 50,916,084 km (0.12 R)
• M37: 57,266,813 km (0.085 R)
• M38: 59,828,228 km (0.057 R)
• M39: 66,242,087 km (0.102 R)
• M40: 76,345,179 km (0.098 R)
• M41: 79,928,048 km (0.077 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 12,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit