🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.55 AU - 0.57 AU

Year: 160 Days

Day: 36.1 Hours

Environment

Temp: 162 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.54 AU - 0.86 AU

Year: 223 Days

Day: 31.9 Hours

Environment

Temp: 88 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,104,314 km

• M1: 180,116 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.86 AU - 1.18 AU

Year: 392 Days

Day: 30.7 Hours

Environment

Temp: -4 °C

Axial Tilt: 44.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.25 AU - 1.37 AU

Year: 571 Days

Day: 17.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.89 AU - 2.33 AU

Year: 1167 Days

Day: 29.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,104,314 km

• M1: 39,344 km (0.042 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.3 AU - 2.78 AU

Year: 1542 Days

Day: 20.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 14.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.46 AU - 7.68 AU

Year: 7931 Days

Day: 14.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,104,314 km

• M1: 184,155 km (0.066 R)
• M2: 644,468 km (0.045 R)
• M3: 1,703,321 km (0.11 R)
• M4: 2,516,685 km (0.112 R)
• M5: 3,238,046 km (0.05 R)
• M6: 4,146,703 km (0.1 R)
• M7: 7,872,887 km (0.031 R)
• M8: 8,410,991 km (0.079 R)
• M9: 8,973,778 km (0.08 R)
• M10: 10,466,914 km (0.113 R)
• M11: 11,118,862 km (0.074 R)
• M12: 11,744,480 km (0.065 R)
• M13: 15,043,711 km (0.113 R)
• M14: 16,940,014 km (0.11 R)
• M15: 22,004,201 km (0.045 R)
• M16: 23,327,843 km (0.106 R)
• M17: 23,923,392 km (0.099 R)
• M18: 28,189,026 km (0.056 R)
• M19: 32,724,833 km (0.046 R)
• M20: 35,221,323 km (0.106 R)
• M21: 37,493,415 km (0.082 R)
• M22: 37,959,263 km (0.042 R)
• M23: 38,902,627 km (0.083 R)
• M24: 40,713,509 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.8

Radius: 8.6

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.78 AU - 12.28 AU

Year: 12096 Days

Day: 8.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,104,314 km

• M1: 109,506 km (0.041 R)
• M2: 394,190 km (0.041 R)
• M3: 1,134,401 km (0.092 R)
• M4: 1,492,837 km (0.105 R)
• M5: 2,632,923 km (0.106 R)
• M6: 3,068,103 km (0.099 R)
• M7: 3,431,177 km (0.06 R)
• M8: 4,437,970 km (0.095 R)
• M9: 4,843,829 km (0.094 R)
• M10: 5,696,388 km (0.037 R)
• M11: 7,295,290 km (0.119 R)
• M12: 7,986,582 km (0.061 R)
• M13: 8,283,683 km (0.075 R)
• M14: 9,452,192 km (0.063 R)
• M15: 10,625,189 km (0.119 R)
• M16: 12,964,899 km (0.093 R)
• M17: 15,236,394 km (0.089 R)
• M18: 23,883,001 km (0.099 R)
• M19: 25,220,107 km (0.087 R)
• M20: 29,128,650 km (0.072 R)
• M21: 29,732,577 km (0.063 R)
• M22: 33,752,720 km (0.09 R)
• M23: 36,238,439 km (0.097 R)
• M24: 36,586,702 km (0.03 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.2

Radius: 4.7

Gravity: 45.1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 13.32 AU - 16.98 AU

Year: 22455 Days

Day: 18.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,104,314 km

• M1: 59,091 km (0.055 R)
• M2: 297,700 km (0.1 R)
• M3: 1,205,609 km (0.083 R)
• M4: 1,410,409 km (0.043 R)
• M5: 1,656,647 km (0.079 R)
• M6: 1,809,985 km (0.075 R)
• M7: 1,993,990 km (0.096 R)
• M8: 2,857,918 km (0.068 R)
• M9: 3,165,491 km (0.1 R)
• M10: 5,246,248 km (0.056 R)
• M11: 5,970,152 km (0.063 R)
• M12: 7,303,966 km (0.082 R)
• M13: 8,370,599 km (0.083 R)
• M14: 9,176,333 km (0.119 R)
• M15: 14,631,719 km (0.108 R)
• M16: 16,314,845 km (0.059 R)
• M17: 17,293,514 km (0.1 R)
• M18: 20,160,707 km (0.032 R)
• M19: 21,391,000 km (0.116 R)
• M20: 23,663,242 km (0.119 R)
• M21: 24,799,737 km (0.119 R)
• M22: 26,211,043 km (0.085 R)
• M23: 29,710,287 km (0.103 R)
• M24: 32,530,356 km (0.106 R)
• M25: 34,506,394 km (0.071 R)
• M26: 36,411,523 km (0.081 R)
• M27: 51,937,090 km (0.091 R)
• M28: 52,888,382 km (0.091 R)
• M29: 63,913,446 km (0.112 R)
• M30: 64,130,962 km (0.108 R)
• M31: 65,225,569 km (0.109 R)
• M32: 69,498,683 km (0.101 R)
• M33: 78,348,294 km (0.105 R)
• M34: 79,598,933 km (0.071 R)
• M35: 92,289,021 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.4

Radius: 5.9

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 14.43 AU - 23.69 AU

Year: 31687 Days

Day: 17.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,104,314 km

• M1: 73,453 km (0.042 R)
• M2: 317,297 km (0.081 R)
• M3: 812,167 km (0.093 R)
• M4: 1,276,519 km (0.062 R)
• M5: 1,923,081 km (0.1 R)
• M6: 2,494,395 km (0.091 R)
• M7: 2,978,942 km (0.112 R)
• M8: 4,000,097 km (0.085 R)
• M9: 4,962,909 km (0.071 R)
• M10: 5,196,282 km (0.062 R)
• M11: 5,437,135 km (0.081 R)
• M12: 7,742,587 km (0.077 R)
• M13: 8,655,583 km (0.117 R)
• M14: 11,823,019 km (0.069 R)
• M15: 18,966,168 km (0.09 R)
• M16: 28,539,683 km (0.107 R)
• M17: 33,791,017 km (0.087 R)
• M18: 42,173,435 km (0.095 R)
• M19: 45,136,370 km (0.09 R)
• M20: 52,770,200 km (0.085 R)
• M21: 53,332,838 km (0.083 R)
• M22: 53,899,365 km (0.1 R)
• M23: 61,427,429 km (0.051 R)
• M24: 67,402,368 km (0.043 R)
• M25: 69,402,043 km (0.043 R)
• M26: 72,822,299 km (0.118 R)
• M27: 82,740,787 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 16,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit