🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.43 AU - 0.57 AU

Year: 228 Days

Day: 19.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.48 AU - 0.6 AU

Year: 256 Days

Day: 27.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.56 AU - 0.72 AU

Year: 331 Days

Day: 19.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.2

Radius: 8.5

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.9 AU - 0.98 AU

Year: 588 Days

Day: 6.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,892,380 km

• M1: 105,766 km (0.05 R)
• M2: 390,450 km (0.09 R)
• M3: 742,903 km (0.088 R)
• M4: 1,150,707 km (0.119 R)
• M5: 1,451,249 km (0.107 R)
• M6: 1,812,528 km (0.068 R)
• M7: 2,097,811 km (0.087 R)
• M8: 2,562,462 km (0.079 R)
• M9: 3,002,579 km (0.069 R)
• M10: 3,581,223 km (0.102 R)
• M11: 4,203,551 km (0.099 R)
• M12: 4,555,854 km (0.119 R)
• M13: 4,864,324 km (0.111 R)
• M14: 5,303,095 km (0.076 R)
• M15: 6,297,472 km (0.115 R)

Asteroid Belt

Center: 1.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.7

Radius: 13.4

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.59 AU - 2.35 AU

Year: 1785 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,892,380 km

• M1: 166,802 km (0.042 R)
• M2: 732,880 km (0.117 R)
• M3: 1,432,848 km (0.101 R)
• M4: 2,253,393 km (0.089 R)
• M5: 3,001,831 km (0.071 R)
• M6: 3,486,079 km (0.093 R)
• M7: 5,172,346 km (0.111 R)
• M8: 6,196,194 km (0.12 R)
• M9: 6,796,979 km (0.041 R)
• M10: 8,299,540 km (0.112 R)
• M11: 8,739,657 km (0.087 R)
• M12: 10,261,217 km (0.092 R)
• M13: 12,515,358 km (0.086 R)
• M14: 13,306,880 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.9

Radius: 11.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.29 AU - 2.83 AU

Year: 2645 Days

Day: 8.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,892,380 km

• M1: 138,079 km (0.088 R)
• M2: 648,656 km (0.071 R)
• M3: 997,668 km (0.06 R)
• M4: 1,783,506 km (0.097 R)
• M5: 2,716,398 km (0.111 R)
• M6: 3,106,998 km (0.099 R)
• M7: 3,737,703 km (0.071 R)
• M8: 4,629,456 km (0.102 R)
• M9: 6,055,871 km (0.098 R)
• M10: 7,985,684 km (0.026 R)
• M11: 8,855,745 km (0.097 R)
• M12: 9,954,990 km (0.096 R)
• M13: 10,467,961 km (0.058 R)
• M14: 12,113,538 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.2

Radius: 14.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.31 AU - 3.93 AU

Year: 4447 Days

Day: 8.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,892,380 km

• M1: 183,706 km (0.085 R)
• M2: 720,314 km (0.097 R)
• M3: 1,684,472 km (0.113 R)
• M4: 2,303,508 km (0.101 R)
• M5: 2,853,879 km (0.085 R)
• M6: 3,509,716 km (0.104 R)
• M7: 4,945,406 km (0.087 R)
• M8: 5,526,744 km (0.068 R)
• M9: 6,153,559 km (0.105 R)
• M10: 7,822,772 km (0.08 R)
• M11: 8,746,539 km (0.028 R)
• M12: 10,811,289 km (0.099 R)
• M13: 11,553,444 km (0.041 R)
• M14: 12,204,643 km (0.088 R)
• M15: 13,940,427 km (0.061 R)
• M16: 15,395,117 km (0.05 R)
• M17: 18,005,151 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.9

Radius: 4

Gravity: 47.62 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.96 AU - 8.74 AU

Year: 12866 Days

Day: 17.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,892,380 km

• M1: 49,966 km (0.1 R)
• M2: 343,327 km (0.098 R)
• M3: 526,435 km (0.058 R)
• M4: 666,309 km (0.112 R)
• M5: 955,930 km (0.099 R)
• M6: 1,352,215 km (0.086 R)
• M7: 1,496,278 km (0.106 R)
• M8: 1,815,370 km (0.107 R)
• M9: 2,083,450 km (0.1 R)
• M10: 2,418,399 km (0.077 R)
• M11: 3,047,159 km (0.108 R)
• M12: 3,347,552 km (0.068 R)
• M13: 3,694,918 km (0.042 R)
• M14: 4,154,782 km (0.095 R)
• M15: 5,016,017 km (0.104 R)
• M16: 5,257,318 km (0.104 R)
• M17: 5,615,605 km (0.076 R)
• M18: 6,066,642 km (0.105 R)
• M19: 7,974,464 km (0.108 R)
• M20: 8,255,858 km (0.089 R)
• M21: 8,495,214 km (0.102 R)
• M22: 8,690,140 km (0.101 R)
• M23: 10,030,388 km (0.042 R)
• M24: 10,580,758 km (0.119 R)
• M25: 11,209,069 km (0.109 R)
• M26: 11,801,477 km (0.076 R)
• M27: 15,365,347 km (0.058 R)
• M28: 15,727,673 km (0.115 R)
• M29: 20,530,662 km (0.09 R)
• M30: 21,686,306 km (0.054 R)
• M31: 22,697,587 km (0.1 R)
• M32: 26,226,302 km (0.105 R)
• M33: 27,057,168 km (0.101 R)
• M34: 35,340,403 km (0.119 R)
• M35: 39,643,885 km (0.089 R)
• M36: 39,915,405 km (0.106 R)
• M37: 40,051,539 km (0.118 R)
• M38: 41,152,579 km (0.079 R)
• M39: 41,991,374 km (0.1 R)
• M40: 45,164,495 km (0.092 R)
• M41: 57,698,702 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.3

Radius: 4.9

Gravity: 15.92 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.17 AU - 9.17 AU

Year: 15078 Days

Day: 18.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,892,380 km

• M1: 61,485 km (0.067 R)
• M2: 229,034 km (0.104 R)
• M3: 451,187 km (0.079 R)
• M4: 786,436 km (0.078 R)
• M5: 1,351,318 km (0.078 R)
• M6: 1,791,435 km (0.112 R)
• M7: 1,957,638 km (0.108 R)
• M8: 2,152,564 km (0.09 R)
• M9: 2,419,297 km (0.109 R)
• M10: 2,838,171 km (0.063 R)
• M11: 4,124,712 km (0.115 R)
• M12: 5,238,768 km (0.089 R)
• M13: 7,953,520 km (0.068 R)
• M14: 9,114,699 km (0.11 R)
• M15: 11,941,800 km (0.049 R)
• M16: 12,176,219 km (0.114 R)
• M17: 13,584,683 km (0.081 R)
• M18: 14,295,124 km (0.058 R)
• M19: 15,303,563 km (0.037 R)
• M20: 19,568,598 km (0.075 R)
• M21: 20,894,484 km (0.086 R)
• M22: 21,064,278 km (0.053 R)
• M23: 21,320,838 km (0.101 R)
• M24: 25,519,003 km (0.111 R)
• M25: 29,697,421 km (0.111 R)
• M26: 32,117,167 km (0.101 R)
• M27: 33,259,197 km (0.104 R)
• M28: 34,546,337 km (0.072 R)
• M29: 39,377,750 km (0.038 R)
• M30: 41,349,749 km (0.107 R)
• M31: 43,111,264 km (0.104 R)
• M32: 46,493,672 km (0.115 R)
• M33: 49,143,499 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 20,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit