🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.78 AU - 1.02 AU

Year: 307 Days

Day: 37.8 Hours

Environment

Temp: 149 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,000,640 km

• M1: 45,328 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.73 AU - 1.15 AU

Year: 328 Days

Day: 35.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 99,000,640 km

• M1: 46,675 km (0.082 R)
• M2: 432,787 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.4 AU - 5.4 AU

Year: 3322 Days

Day: 22.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 11.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 9.11 AU - 9.55 AU

Year: 10256 Days

Day: 8.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 99,000,640 km

• M1: 149,149 km (0.045 R)
• M2: 964,308 km (0.108 R)
• M3: 1,562,849 km (0.093 R)
• M4: 2,028,547 km (0.106 R)
• M5: 3,189,427 km (0.089 R)
• M6: 3,574,791 km (0.118 R)
• M7: 4,279,546 km (0.098 R)
• M8: 4,923,266 km (0.114 R)
• M9: 6,770,800 km (0.092 R)
• M10: 7,578,927 km (0.047 R)
• M11: 7,989,125 km (0.097 R)
• M12: 10,267,799 km (0.11 R)
• M13: 12,426,646 km (0.091 R)
• M14: 17,981,814 km (0.05 R)
• M15: 22,117,447 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.6

Radius: 14.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.01 AU - 13.19 AU

Year: 13309 Days

Day: 12.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 99,000,640 km

• M1: 184,155 km (0.081 R)
• M2: 695,181 km (0.066 R)
• M3: 1,212,192 km (0.116 R)
• M4: 1,743,713 km (0.068 R)
• M5: 2,254,290 km (0.067 R)
• M6: 2,730,311 km (0.074 R)
• M7: 4,712,632 km (0.113 R)
• M8: 5,287,986 km (0.085 R)
• M9: 6,418,497 km (0.084 R)
• M10: 7,214,357 km (0.027 R)
• M11: 8,802,488 km (0.101 R)
• M12: 9,732,538 km (0.092 R)
• M13: 10,670,068 km (0.046 R)
• M14: 11,249,311 km (0.04 R)
• M15: 12,219,752 km (0.099 R)
• M16: 19,423,937 km (0.1 R)
• M17: 20,377,175 km (0.115 R)
• M18: 22,659,440 km (0.059 R)
• M19: 23,715,750 km (0.112 R)
• M20: 24,305,615 km (0.096 R)
• M21: 25,926,657 km (0.092 R)
• M22: 26,869,722 km (0.12 R)
• M23: 28,824,219 km (0.066 R)
• M24: 32,893,281 km (0.102 R)
• M25: 41,297,689 km (0.117 R)
• M26: 42,728,443 km (0.031 R)
• M27: 43,456,087 km (0.097 R)
• M28: 46,144,361 km (0.11 R)
• M29: 53,346,900 km (0.103 R)
• M30: 61,081,110 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.7

Radius: 8.2

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.39 AU - 13.23 AU

Year: 13689 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,000,640 km

• M1: 102,026 km (0.11 R)
• M2: 774,767 km (0.082 R)
• M3: 1,155,644 km (0.055 R)
• M4: 1,516,474 km (0.114 R)
• M5: 1,915,451 km (0.073 R)
• M6: 2,805,558 km (0.078 R)
• M7: 3,148,138 km (0.103 R)
• M8: 4,067,865 km (0.118 R)
• M9: 4,639,628 km (0.066 R)
• M10: 5,120,436 km (0.102 R)
• M11: 7,069,247 km (0.091 R)
• M12: 7,428,731 km (0.049 R)
• M13: 8,331,704 km (0.116 R)
• M14: 9,147,311 km (0.093 R)
• M15: 10,411,563 km (0.07 R)
• M16: 11,479,243 km (0.093 R)
• M17: 12,553,206 km (0.093 R)
• M18: 13,282,795 km (0.078 R)
• M19: 14,465,665 km (0.062 R)
• M20: 14,972,503 km (0.071 R)
• M21: 15,416,360 km (0.091 R)
• M22: 17,933,494 km (0.09 R)
• M23: 22,299,358 km (0.07 R)
• M24: 24,881,118 km (0.102 R)
• M25: 28,324,113 km (0.109 R)
• M26: 30,867,127 km (0.111 R)
• M27: 32,316,581 km (0.089 R)
• M28: 39,825,197 km (0.113 R)
• M29: 43,756,031 km (0.116 R)
• M30: 48,740,482 km (0.113 R)
• M31: 54,785,732 km (0.071 R)
• M32: 55,310,970 km (0.088 R)
• M33: 55,662,974 km (0.108 R)
• M34: 57,265,616 km (0.096 R)
• M35: 60,004,604 km (0.094 R)
• M36: 62,638,723 km (0.117 R)
• M37: 65,152,865 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.9

Radius: 13.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.26 AU - 13.36 AU

Year: 13689 Days

Day: 14.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 99,000,640 km

• M1: 163,062 km (0.026 R)
• M2: 1,138,589 km (0.059 R)
• M3: 1,751,641 km (0.107 R)
• M4: 3,136,319 km (0.096 R)
• M5: 4,227,187 km (0.112 R)
• M6: 5,307,134 km (0.087 R)
• M7: 5,813,822 km (0.049 R)
• M8: 7,261,630 km (0.025 R)
• M9: 7,887,697 km (0.088 R)
• M10: 11,009,655 km (0.051 R)
• M11: 11,678,807 km (0.074 R)
• M12: 13,850,220 km (0.107 R)
• M13: 14,266,700 km (0.104 R)
• M14: 15,000,328 km (0.047 R)
• M15: 15,694,761 km (0.112 R)
• M16: 16,278,791 km (0.09 R)
• M17: 16,944,652 km (0.083 R)
• M18: 17,767,590 km (0.071 R)
• M19: 18,473,542 km (0.12 R)
• M20: 20,627,153 km (0.11 R)
• M21: 24,035,740 km (0.119 R)
• M22: 24,725,237 km (0.094 R)
• M23: 31,948,121 km (0.032 R)
• M24: 34,275,565 km (0.11 R)
• M25: 36,827,405 km (0.103 R)
• M26: 38,793,271 km (0.119 R)
• M27: 39,622,642 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.4

Radius: 5.2

Gravity: 33.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.87 AU - 20.75 AU

Year: 25919 Days

Day: 19.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 99,000,640 km

• M1: 70,610 km (0.084 R)
• M2: 235,617 km (0.038 R)
• M3: 680,970 km (0.058 R)
• M4: 868,116 km (0.079 R)
• M5: 2,927,331 km (0.112 R)
• M6: 3,276,343 km (0.109 R)
• M7: 3,652,582 km (0.053 R)
• M8: 5,076,005 km (0.059 R)
• M9: 5,365,926 km (0.112 R)
• M10: 6,784,114 km (0.085 R)
• M11: 7,606,005 km (0.093 R)
• M12: 9,632,009 km (0.109 R)
• M13: 12,506,083 km (0.062 R)
• M14: 13,895,697 km (0.094 R)
• M15: 14,794,033 km (0.101 R)
• M16: 17,069,715 km (0.055 R)
• M17: 21,649,205 km (0.074 R)
• M18: 21,865,075 km (0.046 R)
• M19: 32,424,890 km (0.071 R)
• M20: 49,588,702 km (0.045 R)
• M21: 55,618,693 km (0.118 R)
• M22: 61,469,316 km (0.062 R)
• M23: 64,097,452 km (0.106 R)
• M24: 66,117,023 km (0.112 R)
• M25: 82,764,872 km (0.101 R)
• M26: 85,426,817 km (0.077 R)
• M27: 97,818,158 km (0.084 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit