🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.51 AU - 0.69 AU

Year: 171 Days

Day: 22.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,916,345 km

• M1: 40,391 km (0.097 R)
• M2: 122,969 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.78 AU

Year: 224 Days

Day: 43 Hours

Environment

Temp: 188 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,916,345 km

• M1: 106,065 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4 AU - 5.28 AU

Year: 3669 Days

Day: 21.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 171 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.6

Radius: 14.7

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.37 AU - 6.51 AU

Year: 4658 Days

Day: 13.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,916,345 km

• M1: 192,383 km (0.11 R)
• M2: 704,157 km (0.043 R)
• M3: 1,235,230 km (0.107 R)
• M4: 1,901,389 km (0.081 R)
• M5: 2,375,764 km (0.093 R)
• M6: 2,911,773 km (0.107 R)
• M7: 3,812,801 km (0.104 R)
• M8: 5,248,940 km (0.11 R)
• M9: 7,021,226 km (0.118 R)
• M10: 7,512,057 km (0.108 R)
• M11: 8,138,872 km (0.106 R)
• M12: 9,539,856 km (0.101 R)
• M13: 10,055,670 km (0.069 R)
• M14: 11,237,343 km (0.115 R)
• M15: 14,539,716 km (0.106 R)
• M16: 20,209,924 km (0.066 R)
• M17: 21,280,148 km (0.071 R)
• M18: 22,841,351 km (0.097 R)
• M19: 27,205,420 km (0.075 R)
• M20: 30,498,069 km (0.097 R)
• M21: 31,149,717 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.3

Radius: 12.2

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.64 AU - 6.94 AU

Year: 5114 Days

Day: 7.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 88,916,345 km

• M1: 162,613 km (0.112 R)
• M2: 573,109 km (0.098 R)
• M3: 1,193,193 km (0.104 R)
• M4: 1,688,661 km (0.025 R)
• M5: 2,449,964 km (0.082 R)
• M6: 3,410,233 km (0.082 R)
• M7: 6,203,076 km (0.091 R)
• M8: 7,360,814 km (0.059 R)
• M9: 10,656,754 km (0.113 R)
• M10: 11,107,492 km (0.108 R)
• M11: 17,502,053 km (0.063 R)
• M12: 22,155,893 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.8

Radius: 9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.95 AU - 7.77 AU

Year: 6596 Days

Day: 8.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,916,345 km

• M1: 121,025 km (0.113 R)
• M2: 445,951 km (0.107 R)
• M3: 891,454 km (0.026 R)
• M4: 2,160,642 km (0.064 R)
• M5: 2,750,806 km (0.098 R)
• M6: 3,039,978 km (0.103 R)
• M7: 4,206,243 km (0.12 R)
• M8: 4,615,394 km (0.091 R)
• M9: 8,057,192 km (0.082 R)
• M10: 15,417,108 km (0.085 R)
• M11: 16,391,439 km (0.118 R)
• M12: 17,291,419 km (0.082 R)
• M13: 19,560,670 km (0.111 R)
• M14: 20,508,671 km (0.101 R)
• M15: 21,686,455 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.3

Radius: 11.2

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.81 AU - 11.29 AU

Year: 9994 Days

Day: 6.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,916,345 km

• M1: 143,614 km (0.11 R)
• M2: 516,262 km (0.051 R)
• M3: 1,092,364 km (0.03 R)
• M4: 1,630,916 km (0.06 R)
• M5: 2,055,624 km (0.083 R)
• M6: 3,983,043 km (0.1 R)
• M7: 5,539,460 km (0.095 R)
• M8: 6,664,735 km (0.099 R)
• M9: 8,606,964 km (0.12 R)
• M10: 9,959,478 km (0.1 R)
• M11: 10,475,292 km (0.05 R)
• M12: 12,072,698 km (0.111 R)
• M13: 14,339,255 km (0.108 R)
• M14: 15,131,675 km (0.116 R)
• M15: 15,952,967 km (0.077 R)
• M16: 19,220,484 km (0.113 R)
• M17: 25,393,341 km (0.06 R)
• M18: 28,460,247 km (0.082 R)
• M19: 33,225,388 km (0.112 R)
• M20: 37,130,341 km (0.097 R)
• M21: 39,384,183 km (0.118 R)
• M22: 43,069,377 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.4

Radius: 3.3

Gravity: 46.5 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.2 AU - 16.04 AU

Year: 18452 Days

Day: 24.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,916,345 km

• M1: 41,139 km (0.118 R)
• M2: 204,949 km (0.113 R)
• M3: 734,825 km (0.034 R)
• M4: 854,653 km (0.111 R)
• M5: 1,173,147 km (0.119 R)
• M6: 1,425,967 km (0.055 R)
• M7: 1,630,318 km (0.091 R)
• M8: 2,001,021 km (0.119 R)
• M9: 2,196,246 km (0.08 R)
• M10: 2,404,038 km (0.047 R)
• M11: 3,616,529 km (0.064 R)
• M12: 3,759,544 km (0.037 R)
• M13: 4,305,876 km (0.116 R)
• M14: 4,564,979 km (0.071 R)
• M15: 6,301,212 km (0.098 R)
• M16: 6,980,386 km (0.08 R)
• M17: 7,944,245 km (0.117 R)
• M18: 8,432,982 km (0.11 R)
• M19: 10,764,315 km (0.099 R)
• M20: 16,256,801 km (0.045 R)
• M21: 17,202,708 km (0.114 R)
• M22: 21,821,393 km (0.111 R)
• M23: 24,872,441 km (0.071 R)
• M24: 25,494,020 km (0.082 R)
• M25: 30,255,122 km (0.081 R)
• M26: 32,045,958 km (0.057 R)
• M27: 35,445,420 km (0.053 R)
• M28: 35,575,720 km (0.05 R)
• M29: 43,246,201 km (0.053 R)
• M30: 43,993,742 km (0.103 R)
• M31: 45,977,410 km (0.111 R)
• M32: 47,069,773 km (0.115 R)
• M33: 56,084,840 km (0.08 R)
• M34: 56,795,131 km (0.105 R)
• M35: 60,621,994 km (0.069 R)
• M36: 65,006,558 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.5

Radius: 8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 13.22 AU - 18.68 AU

Year: 23384 Days

Day: 15.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 124.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,916,345 km

• M1: 99,483 km (0.074 R)
• M2: 437,275 km (0.065 R)
• M3: 831,166 km (0.064 R)
• M4: 1,097,899 km (0.076 R)
• M5: 1,394,402 km (0.086 R)
• M6: 1,679,535 km (0.092 R)
• M7: 3,549,209 km (0.091 R)
• M8: 3,911,536 km (0.119 R)
• M9: 4,360,180 km (0.113 R)
• M10: 5,011,229 km (0.086 R)
• M11: 6,264,710 km (0.044 R)
• M12: 7,355,279 km (0.09 R)
• M13: 8,039,390 km (0.05 R)
• M14: 8,421,163 km (0.111 R)
• M15: 9,586,680 km (0.029 R)
• M16: 12,997,661 km (0.119 R)
• M17: 13,590,817 km (0.115 R)
• M18: 14,831,282 km (0.092 R)
• M19: 15,552,045 km (0.084 R)
• M20: 16,296,145 km (0.116 R)
• M21: 19,087,492 km (0.069 R)
• M22: 19,425,583 km (0.053 R)
• M23: 20,817,890 km (0.098 R)
• M24: 22,089,771 km (0.09 R)
• M25: 23,897,661 km (0.119 R)
• M26: 24,988,230 km (0.099 R)
• M27: 28,239,740 km (0.068 R)
• M28: 32,237,892 km (0.054 R)
• M29: 34,935,292 km (0.099 R)
• M30: 35,824,052 km (0.057 R)
• M31: 44,365,493 km (0.118 R)
• M32: 48,006,106 km (0.117 R)
• M33: 50,059,038 km (0.112 R)
• M34: 50,540,893 km (0.072 R)
• M35: 51,514,027 km (0.041 R)
• M36: 55,360,188 km (0.098 R)
• M37: 56,048,039 km (0.106 R)
• M38: 57,440,945 km (0.068 R)
• M39: 58,678,568 km (0.061 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.7

Radius: 7.6

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 13.74 AU - 22.56 AU

Year: 28385 Days

Day: 15.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 98.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,916,345 km

• M1: 94,546 km (0.113 R)
• M2: 418,874 km (0.079 R)
• M3: 656,884 km (0.06 R)
• M4: 1,961,976 km (0.081 R)
• M5: 3,032,349 km (0.094 R)
• M6: 3,286,516 km (0.097 R)
• M7: 3,678,761 km (0.105 R)
• M8: 4,593,552 km (0.041 R)
• M9: 5,485,904 km (0.093 R)
• M10: 5,994,985 km (0.099 R)
• M11: 6,769,603 km (0.084 R)
• M12: 8,134,534 km (0.083 R)
• M13: 12,947,247 km (0.067 R)
• M14: 14,080,750 km (0.112 R)
• M15: 16,717,412 km (0.032 R)
• M16: 16,980,406 km (0.057 R)
• M17: 17,785,691 km (0.045 R)
• M18: 20,156,368 km (0.111 R)
• M19: 21,988,344 km (0.12 R)
• M20: 22,410,060 km (0.067 R)
• M21: 28,643,504 km (0.082 R)
• M22: 30,953,744 km (0.104 R)
• M23: 32,697,607 km (0.11 R)
• M24: 33,109,150 km (0.087 R)
• M25: 35,506,755 km (0.096 R)
• M26: 38,320,691 km (0.119 R)
• M27: 39,239,222 km (0.109 R)
• M28: 43,390,114 km (0.111 R)
• M29: 46,602,280 km (0.114 R)
• M30: 49,427,286 km (0.084 R)
• M31: 74,577,082 km (0.039 R)
• M32: 83,949,089 km (0.089 R)
• M33: 87,064,166 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 17,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit