🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.44 AU - 0.58 AU

Year: 140 Days

Day: 26.6 Hours

Environment

Temp: 217 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1 AU - 1.1 AU

Year: 414 Days

Day: 24.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.95 AU - 1.31 AU

Year: 462 Days

Day: 26 Hours

Environment

Temp: 3 °C

Axial Tilt: 72.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.05 AU - 1.73 AU

Year: 631 Days

Day: 14.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.6 AU - 3.86 AU

Year: 2235 Days

Day: 34.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.6

Radius: 12.8

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.24 AU - 4.86 AU

Year: 3138 Days

Day: 5.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,340,877 km

• M1: 159,172 km (0.114 R)
• M2: 574,456 km (0.082 R)
• M3: 1,616,106 km (0.088 R)
• M4: 2,307,248 km (0.071 R)
• M5: 4,576,049 km (0.087 R)
• M6: 6,577,818 km (0.04 R)
• M7: 8,085,466 km (0.107 R)
• M8: 8,937,575 km (0.102 R)
• M9: 10,178,041 km (0.115 R)
• M10: 14,029,887 km (0.092 R)
• M11: 15,066,301 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107

Radius: 6.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 10.94 AU - 15.38 AU

Year: 18380 Days

Day: 19.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,340,877 km

• M1: 86,019 km (0.076 R)
• M2: 359,334 km (0.113 R)
• M3: 1,160,879 km (0.112 R)
• M4: 1,412,503 km (0.027 R)
• M5: 1,949,859 km (0.085 R)
• M6: 2,504,119 km (0.106 R)
• M7: 4,467,740 km (0.049 R)
• M8: 4,975,176 km (0.066 R)
• M9: 6,376,759 km (0.115 R)
• M10: 7,205,681 km (0.098 R)
• M11: 8,815,354 km (0.066 R)
• M12: 10,602,151 km (0.097 R)
• M13: 10,996,341 km (0.094 R)
• M14: 16,066,811 km (0.088 R)
• M15: 16,984,893 km (0.062 R)
• M16: 20,322,572 km (0.108 R)
• M17: 23,075,023 km (0.039 R)
• M18: 23,988,916 km (0.119 R)
• M19: 25,013,213 km (0.118 R)
• M20: 31,073,123 km (0.082 R)
• M21: 35,250,644 km (0.045 R)
• M22: 36,684,988 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.4

Radius: 7.2

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 13.06 AU - 14.24 AU

Year: 19416 Days

Day: 23.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,340,877 km

• M1: 89,609 km (0.075 R)
• M2: 371,751 km (0.075 R)
• M3: 644,767 km (0.095 R)
• M4: 1,672,055 km (0.117 R)
• M5: 2,308,146 km (0.088 R)
• M6: 2,574,131 km (0.103 R)
• M7: 2,837,722 km (0.119 R)
• M8: 6,131,269 km (0.053 R)
• M9: 6,563,607 km (0.083 R)
• M10: 7,666,292 km (0.103 R)
• M11: 9,700,973 km (0.062 R)
• M12: 10,618,307 km (0.114 R)
• M13: 12,562,182 km (0.076 R)
• M14: 12,876,038 km (0.103 R)
• M15: 16,235,259 km (0.073 R)
• M16: 17,917,337 km (0.073 R)
• M17: 19,881,407 km (0.075 R)
• M18: 29,617,386 km (0.047 R)
• M19: 32,351,886 km (0.083 R)
• M20: 36,634,574 km (0.083 R)
• M21: 48,423,185 km (0.099 R)
• M22: 52,204,122 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.2

Radius: 7.8

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 11.35 AU - 17.89 AU

Year: 21522 Days

Day: 17.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 92,340,877 km

• M1: 97,388 km (0.068 R)
• M2: 353,500 km (0.106 R)
• M3: 628,760 km (0.116 R)
• M4: 1,459,776 km (0.095 R)
• M5: 1,891,815 km (0.094 R)
• M6: 2,275,234 km (0.112 R)
• M7: 3,449,876 km (0.069 R)
• M8: 3,744,584 km (0.118 R)
• M9: 4,120,524 km (0.112 R)
• M10: 6,006,953 km (0.108 R)
• M11: 9,672,849 km (0.047 R)
• M12: 10,564,452 km (0.094 R)
• M13: 11,444,985 km (0.081 R)
• M14: 13,137,835 km (0.113 R)
• M15: 15,146,485 km (0.108 R)
• M16: 15,859,319 km (0.089 R)
• M17: 17,437,128 km (0.114 R)
• M18: 19,299,771 km (0.109 R)
• M19: 20,137,369 km (0.076 R)
• M20: 22,590,625 km (0.096 R)
• M21: 27,034,130 km (0.098 R)
• M22: 28,082,063 km (0.049 R)
• M23: 28,556,438 km (0.12 R)
• M24: 31,898,904 km (0.112 R)
• M25: 32,675,616 km (0.11 R)
• M26: 33,332,350 km (0.116 R)
• M27: 36,608,095 km (0.116 R)
• M28: 38,760,958 km (0.047 R)
• M29: 47,711,847 km (0.061 R)
• M30: 49,930,234 km (0.079 R)
• M31: 51,152,748 km (0.107 R)
• M32: 54,387,652 km (0.107 R)
• M33: 59,686,858 km (0.1 R)
• M34: 66,152,777 km (0.051 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.6

Radius: 5.3

Gravity: 22.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.89 AU - 18.07 AU

Year: 28137 Days

Day: 24 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 92,340,877 km

• M1: 91,255 km (0.076 R)
• M2: 622,178 km (0.115 R)
• M3: 884,423 km (0.062 R)
• M4: 1,595,910 km (0.066 R)
• M5: 2,922,694 km (0.064 R)
• M6: 4,194,126 km (0.107 R)
• M7: 4,443,206 km (0.081 R)
• M8: 5,209,596 km (0.081 R)
• M9: 9,224,504 km (0.101 R)
• M10: 11,122,602 km (0.111 R)
• M11: 11,739,244 km (0.064 R)
• M12: 15,085,599 km (0.118 R)
• M13: 15,670,676 km (0.089 R)
• M14: 16,357,779 km (0.098 R)
• M15: 16,620,623 km (0.081 R)
• M16: 18,825,246 km (0.087 R)
• M17: 19,017,181 km (0.059 R)
• M18: 23,470,111 km (0.087 R)
• M19: 24,142,104 km (0.098 R)
• M20: 24,368,745 km (0.054 R)
• M21: 29,208,236 km (0.056 R)
• M22: 30,247,493 km (0.096 R)
• M23: 30,511,084 km (0.112 R)
• M24: 38,529,081 km (0.088 R)
• M25: 40,253,496 km (0.079 R)
• M26: 46,781,199 km (0.089 R)
• M27: 47,310,626 km (0.088 R)
• M28: 49,651,533 km (0.114 R)
• M29: 53,786,867 km (0.063 R)
• M30: 56,734,244 km (0.095 R)
• M31: 62,948,690 km (0.096 R)
• M32: 65,997,943 km (0.098 R)
• M33: 68,916,149 km (0.119 R)
• M34: 69,831,089 km (0.054 R)
• M35: 70,061,171 km (0.025 R)
• M36: 70,986,134 km (0.093 R)
• M37: 72,860,596 km (0.09 R)
• M38: 81,450,057 km (0.115 R)
• M39: 84,022,542 km (0.066 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 14,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit