🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.92 AU - 0.96 AU

Year: 336 Days

Day: 23.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.61 AU - 3.01 AU

Year: 1738 Days

Day: 13 Hours

Environment

Temp: -98 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,560,715 km

• M1: 81,232 km (0.116 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.7

Radius: 14.6

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.83 AU - 10.17 AU

Year: 9143 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 103,560,715 km

• M1: 181,761 km (0.045 R)
• M2: 682,017 km (0.085 R)
• M3: 1,777,821 km (0.085 R)
• M4: 2,402,542 km (0.115 R)
• M5: 2,920,150 km (0.094 R)
• M6: 6,002,166 km (0.118 R)
• M7: 6,937,452 km (0.099 R)
• M8: 8,710,186 km (0.11 R)
• M9: 13,411,599 km (0.101 R)
• M10: 14,316,666 km (0.112 R)
• M11: 14,858,958 km (0.105 R)
• M12: 16,676,572 km (0.083 R)
• M13: 21,509,032 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.4

Radius: 9.3

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.61 AU - 9.09 AU

Year: 9714 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 103,560,715 km

• M1: 115,639 km (0.116 R)
• M2: 636,090 km (0.096 R)
• M3: 1,080,545 km (0.101 R)
• M4: 1,494,333 km (0.105 R)
• M5: 2,012,241 km (0.076 R)
• M6: 3,052,096 km (0.099 R)
• M7: 3,715,114 km (0.118 R)
• M8: 4,120,225 km (0.077 R)
• M9: 5,420,380 km (0.078 R)
• M10: 9,438,130 km (0.076 R)
• M11: 9,954,093 km (0.089 R)
• M12: 11,042,716 km (0.094 R)
• M13: 12,484,840 km (0.054 R)
• M14: 13,222,208 km (0.114 R)
• M15: 15,416,061 km (0.115 R)
• M16: 23,436,601 km (0.052 R)
• M17: 24,557,837 km (0.11 R)
• M18: 26,260,410 km (0.115 R)
• M19: 27,281,416 km (0.099 R)
• M20: 30,200,070 km (0.111 R)
• M21: 30,705,861 km (0.102 R)
• M22: 31,838,765 km (0.1 R)
• M23: 36,421,247 km (0.099 R)
• M24: 40,561,069 km (0.082 R)
• M25: 41,300,831 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.4

Radius: 3.8

Gravity: 50.65 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 11.22 AU - 16.8 AU

Year: 19348 Days

Day: 20.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 103,560,715 km

• M1: 80,633 km (0.082 R)
• M2: 341,382 km (0.085 R)
• M3: 664,663 km (0.118 R)
• M4: 1,446,013 km (0.115 R)
• M5: 1,998,927 km (0.059 R)
• M6: 2,268,502 km (0.097 R)
• M7: 3,306,711 km (0.09 R)
• M8: 6,218,933 km (0.08 R)
• M9: 7,495,302 km (0.095 R)
• M10: 8,613,397 km (0.042 R)
• M11: 10,491,897 km (0.088 R)
• M12: 12,903,564 km (0.074 R)
• M13: 15,345,301 km (0.113 R)
• M14: 15,660,653 km (0.046 R)
• M15: 16,060,977 km (0.076 R)
• M16: 16,222,991 km (0.077 R)
• M17: 17,558,751 km (0.099 R)
• M18: 23,531,745 km (0.041 R)
• M19: 24,268,963 km (0.063 R)
• M20: 26,234,829 km (0.098 R)
• M21: 26,799,262 km (0.088 R)
• M22: 29,017,649 km (0.118 R)
• M23: 32,376,420 km (0.088 R)
• M24: 32,895,076 km (0.098 R)
• M25: 34,349,915 km (0.107 R)
• M26: 47,396,645 km (0.072 R)
• M27: 50,976,222 km (0.094 R)
• M28: 64,203,217 km (0.107 R)
• M29: 65,226,916 km (0.054 R)
• M30: 70,292,748 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.4

Radius: 8

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 16.26 AU - 19.6 AU

Year: 28012 Days

Day: 24.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 103,560,715 km

• M1: 99,632 km (0.086 R)
• M2: 401,969 km (0.054 R)
• M3: 663,467 km (0.061 R)
• M4: 1,246,898 km (0.107 R)
• M5: 1,529,788 km (0.099 R)
• M6: 2,755,593 km (0.097 R)
• M7: 3,553,697 km (0.062 R)
• M8: 3,817,588 km (0.026 R)
• M9: 5,255,523 km (0.094 R)
• M10: 6,003,662 km (0.056 R)
• M11: 7,601,666 km (0.065 R)
• M12: 11,399,059 km (0.105 R)
• M13: 13,109,860 km (0.057 R)
• M14: 15,589,893 km (0.112 R)
• M15: 15,853,934 km (0.075 R)
• M16: 16,120,816 km (0.117 R)
• M17: 21,456,523 km (0.09 R)
• M18: 24,401,058 km (0.036 R)
• M19: 25,358,634 km (0.116 R)
• M20: 27,221,277 km (0.08 R)
• M21: 45,696,016 km (0.066 R)
• M22: 46,600,634 km (0.11 R)
• M23: 50,338,936 km (0.064 R)
• M24: 52,873,273 km (0.064 R)
• M25: 56,314,024 km (0.042 R)
• M26: 61,202,583 km (0.116 R)
• M27: 62,967,240 km (0.118 R)
• M28: 64,087,129 km (0.116 R)
• M29: 68,699,980 km (0.089 R)
• M30: 71,571,212 km (0.087 R)
• M31: 75,271,665 km (0.091 R)
• M32: 76,026,685 km (0.051 R)
• M33: 78,580,022 km (0.105 R)
• M34: 79,357,033 km (0.117 R)
• M35: 83,319,282 km (0.111 R)
• M36: 95,993,513 km (0.092 R)
• M37: 97,178,627 km (0.078 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 15,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit