🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.68 AU - 0.88 AU

Year: 264 Days

Day: 43.2 Hours

Environment

Temp: 129 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,904,118 km

• M1: 31,266 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.41 AU - 1.57 AU

Year: 696 Days

Day: 17.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,904,118 km

• M1: 56,249 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.01 AU - 2.37 AU

Year: 1241 Days

Day: 31.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.5 AU - 4.06 AU

Year: 2274 Days

Day: 41.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.2 AU - 3.9 AU

Year: 2561 Days

Day: 28.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,904,118 km

• M1: 38,895 km (0.118 R)
• M2: 1,679,834 km (0.114 R)

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.7

Radius: 11.2

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.23 AU - 7.25 AU

Year: 6700 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,904,118 km

• M1: 139,276 km (0.106 R)
• M2: 504,743 km (0.047 R)
• M3: 1,732,343 km (0.065 R)
• M4: 2,524,763 km (0.098 R)
• M5: 3,063,316 km (0.076 R)
• M6: 3,654,975 km (0.107 R)
• M7: 4,246,336 km (0.065 R)
• M8: 4,845,774 km (0.064 R)
• M9: 6,054,226 km (0.086 R)
• M10: 6,780,374 km (0.088 R)
• M11: 7,490,066 km (0.119 R)
• M12: 8,526,031 km (0.113 R)
• M13: 10,007,798 km (0.106 R)
• M14: 13,150,401 km (0.065 R)
• M15: 15,121,502 km (0.092 R)
• M16: 15,779,733 km (0.116 R)
• M17: 17,217,817 km (0.051 R)
• M18: 17,672,445 km (0.057 R)
• M19: 19,291,992 km (0.107 R)
• M20: 20,066,460 km (0.103 R)
• M21: 21,229,733 km (0.094 R)
• M22: 21,677,479 km (0.089 R)
• M23: 27,201,082 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.2

Radius: 11.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.62 AU - 12.64 AU

Year: 12345 Days

Day: 9.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,904,118 km

• M1: 138,079 km (0.1 R)
• M2: 511,326 km (0.11 R)
• M3: 1,933,852 km (0.085 R)
• M4: 2,844,304 km (0.038 R)
• M5: 3,962,698 km (0.105 R)
• M6: 4,749,732 km (0.036 R)
• M7: 6,920,397 km (0.12 R)
• M8: 8,340,979 km (0.116 R)
• M9: 8,724,697 km (0.085 R)
• M10: 10,000,468 km (0.088 R)
• M11: 10,488,905 km (0.051 R)
• M12: 15,060,018 km (0.082 R)
• M13: 15,630,135 km (0.115 R)
• M14: 18,618,652 km (0.099 R)
• M15: 22,059,552 km (0.043 R)
• M16: 24,315,788 km (0.079 R)
• M17: 27,876,067 km (0.059 R)
• M18: 28,519,338 km (0.098 R)
• M19: 34,149,903 km (0.101 R)
• M20: 46,194,177 km (0.063 R)
• M21: 55,570,373 km (0.107 R)
• M22: 56,760,574 km (0.094 R)
• M23: 57,621,061 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.8

Radius: 7.4

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.91 AU - 19.09 AU

Year: 28030 Days

Day: 21.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,904,118 km

• M1: 102,923 km (0.063 R)
• M2: 522,695 km (0.057 R)
• M3: 1,522,906 km (0.08 R)
• M4: 2,273,289 km (0.111 R)
• M5: 3,073,189 km (0.049 R)
• M6: 3,730,522 km (0.111 R)
• M7: 4,541,941 km (0.116 R)
• M8: 12,152,284 km (0.077 R)
• M9: 14,053,374 km (0.087 R)
• M10: 14,330,279 km (0.052 R)
• M11: 15,110,582 km (0.044 R)
• M12: 16,601,474 km (0.103 R)
• M13: 25,241,499 km (0.114 R)
• M14: 26,588,478 km (0.105 R)
• M15: 29,651,345 km (0.105 R)
• M16: 31,621,250 km (0.067 R)
• M17: 31,858,662 km (0.085 R)
• M18: 37,254,208 km (0.087 R)
• M19: 40,655,316 km (0.042 R)
• M20: 42,792,321 km (0.111 R)
• M21: 44,406,183 km (0.114 R)
• M22: 45,756,603 km (0.102 R)
• M23: 47,755,081 km (0.093 R)
• M24: 48,381,447 km (0.12 R)
• M25: 49,172,222 km (0.076 R)
• M26: 57,559,576 km (0.074 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 16,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit