🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.71 AU - 0.87 AU

Year: 253 Days

Day: 44.4 Hours

Environment

Temp: 140 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,120,949 km

• M1: 381,325 km (0.107 R)
• M2: 531,222 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.42 AU - 2.72 AU

Year: 1483 Days

Day: 13.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.7 AU - 3.72 AU

Year: 2070 Days

Day: 39.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.1

Radius: 11.4

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.69 AU - 6.67 AU

Year: 4872 Days

Day: 14.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,120,949 km

• M1: 141,819 km (0.084 R)
• M2: 624,870 km (0.082 R)
• M3: 1,019,958 km (0.108 R)
• M4: 1,726,060 km (0.042 R)
• M5: 2,181,735 km (0.105 R)
• M6: 3,318,530 km (0.044 R)
• M7: 5,518,366 km (0.116 R)
• M8: 7,971,023 km (0.09 R)
• M9: 10,425,476 km (0.049 R)
• M10: 12,352,147 km (0.106 R)
• M11: 13,890,013 km (0.077 R)
• M12: 17,151,097 km (0.085 R)
• M13: 18,122,286 km (0.108 R)
• M14: 18,520,815 km (0.041 R)
• M15: 19,129,678 km (0.08 R)
• M16: 24,734,063 km (0.049 R)
• M17: 25,389,751 km (0.083 R)
• M18: 25,805,483 km (0.104 R)
• M19: 32,501,933 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.1

Radius: 9.5

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.75 AU - 6.99 AU

Year: 5786 Days

Day: 12.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,120,949 km

• M1: 120,875 km (0.074 R)
• M2: 494,720 km (0.084 R)
• M3: 911,799 km (0.088 R)
• M4: 1,233,135 km (0.047 R)
• M5: 2,322,657 km (0.045 R)
• M6: 2,676,007 km (0.069 R)
• M7: 3,065,260 km (0.117 R)
• M8: 3,474,411 km (0.068 R)
• M9: 4,096,289 km (0.074 R)
• M10: 5,537,066 km (0.099 R)
• M11: 5,836,262 km (0.077 R)
• M12: 6,884,045 km (0.117 R)
• M13: 7,927,042 km (0.099 R)
• M14: 8,902,120 km (0.095 R)
• M15: 10,549,642 km (0.092 R)
• M16: 12,433,677 km (0.066 R)
• M17: 13,522,301 km (0.088 R)
• M18: 16,189,482 km (0.11 R)
• M19: 16,494,661 km (0.089 R)
• M20: 18,132,908 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 10.6

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.87 AU - 6.97 AU

Year: 5854 Days

Day: 13.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,120,949 km

• M1: 226,192 km (0.113 R)
• M2: 563,685 km (0.102 R)
• M3: 945,010 km (0.035 R)
• M4: 1,502,860 km (0.118 R)
• M5: 2,568,895 km (0.089 R)
• M6: 3,013,500 km (0.104 R)
• M7: 3,451,372 km (0.099 R)
• M8: 4,524,737 km (0.069 R)
• M9: 11,443,340 km (0.075 R)
• M10: 12,606,463 km (0.041 R)
• M11: 16,903,811 km (0.114 R)
• M12: 17,937,383 km (0.086 R)
• M13: 19,690,521 km (0.104 R)
• M14: 20,834,495 km (0.099 R)
• M15: 22,022,303 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 11.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.44 AU - 7.94 AU

Year: 7675 Days

Day: 12.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,120,949 km

• M1: 142,567 km (0.109 R)
• M2: 704,157 km (0.084 R)
• M3: 1,266,496 km (0.067 R)
• M4: 1,675,496 km (0.083 R)
• M5: 2,395,810 km (0.108 R)
• M6: 2,836,675 km (0.118 R)
• M7: 3,312,396 km (0.12 R)
• M8: 4,640,825 km (0.055 R)
• M9: 6,059,611 km (0.112 R)
• M10: 8,243,441 km (0.084 R)
• M11: 9,652,354 km (0.099 R)
• M12: 13,039,698 km (0.08 R)
• M13: 13,689,402 km (0.11 R)
• M14: 15,937,260 km (0.116 R)
• M15: 16,622,268 km (0.071 R)
• M16: 17,686,358 km (0.103 R)
• M17: 18,051,077 km (0.057 R)
• M18: 21,016,107 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.9

Radius: 5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 10.75 AU - 14.99 AU

Year: 16616 Days

Day: 18.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,120,949 km

• M1: 78,688 km (0.06 R)
• M2: 314,455 km (0.107 R)
• M3: 1,051,523 km (0.102 R)
• M4: 2,412,864 km (0.088 R)
• M5: 4,182,158 km (0.111 R)
• M6: 5,693,845 km (0.113 R)
• M7: 6,408,623 km (0.11 R)
• M8: 8,790,072 km (0.085 R)
• M9: 18,536,672 km (0.116 R)
• M10: 22,254,179 km (0.119 R)
• M11: 23,855,026 km (0.105 R)
• M12: 24,168,434 km (0.096 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 20,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit