🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.57 AU - 0.63 AU

Year: 179 Days

Day: 36.8 Hours

Environment

Temp: 152 °C

Axial Tilt: 47.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.21 AU - 1.29 AU

Year: 538 Days

Day: 41.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.5 AU - 1.94 AU

Year: 868 Days

Day: 35.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.55 AU - 2.27 AU

Year: 1016 Days

Day: 17.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.24 AU - 2.98 AU

Year: 1623 Days

Day: 38.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.5

Radius: 8.8

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.95 AU - 4.97 AU

Year: 4253 Days

Day: 9 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,586,753 km

• M1: 109,655 km (0.086 R)
• M2: 451,038 km (0.08 R)
• M3: 759,060 km (0.078 R)
• M4: 1,343,688 km (0.025 R)
• M5: 1,924,427 km (0.088 R)
• M6: 2,230,803 km (0.09 R)
• M7: 2,825,904 km (0.101 R)
• M8: 5,305,937 km (0.085 R)
• M9: 5,591,220 km (0.099 R)
• M10: 5,914,202 km (0.113 R)
• M11: 6,568,095 km (0.048 R)
• M12: 8,361,324 km (0.078 R)
• M13: 9,296,012 km (0.101 R)
• M14: 10,061,205 km (0.116 R)
• M15: 10,909,126 km (0.103 R)
• M16: 12,700,859 km (0.104 R)
• M17: 13,450,494 km (0.077 R)
• M18: 14,884,091 km (0.105 R)
• M19: 16,416,870 km (0.101 R)
• M20: 17,024,836 km (0.088 R)
• M21: 17,705,058 km (0.104 R)
• M22: 19,917,161 km (0.1 R)
• M23: 20,992,620 km (0.116 R)
• M24: 21,316,350 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.9

Radius: 9.4

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.39 AU - 5.77 AU

Year: 5075 Days

Day: 6.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,586,753 km

• M1: 116,986 km (0.112 R)
• M2: 421,268 km (0.096 R)
• M3: 1,255,874 km (0.055 R)
• M4: 2,218,237 km (0.083 R)
• M5: 5,288,285 km (0.119 R)
• M6: 6,923,689 km (0.033 R)
• M7: 7,713,565 km (0.099 R)
• M8: 9,595,357 km (0.037 R)
• M9: 10,099,352 km (0.072 R)
• M10: 13,658,435 km (0.048 R)
• M11: 14,188,760 km (0.067 R)
• M12: 16,271,012 km (0.091 R)
• M13: 17,170,395 km (0.113 R)
• M14: 20,615,185 km (0.071 R)
• M15: 22,682,478 km (0.066 R)
• M16: 23,351,180 km (0.103 R)
• M17: 24,884,409 km (0.082 R)
• M18: 25,916,186 km (0.079 R)
• M19: 28,577,382 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.9

Radius: 8.6

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.44 AU - 7.04 AU

Year: 6001 Days

Day: 5.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,586,753 km

• M1: 107,112 km (0.12 R)
• M2: 425,157 km (0.098 R)
• M3: 1,486,105 km (0.038 R)
• M4: 2,291,391 km (0.084 R)
• M5: 5,265,695 km (0.11 R)
• M6: 7,497,995 km (0.089 R)
• M7: 8,699,715 km (0.098 R)
• M8: 11,727,127 km (0.099 R)
• M9: 13,890,910 km (0.076 R)
• M10: 14,629,176 km (0.073 R)
• M11: 20,912,436 km (0.088 R)
• M12: 21,957,527 km (0.085 R)
• M13: 22,724,964 km (0.093 R)
• M14: 28,245,574 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.4

Radius: 12.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.4 AU - 11.6 AU

Year: 13099 Days

Day: 5.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,586,753 km

• M1: 167,849 km (0.047 R)
• M2: 651,349 km (0.1 R)
• M3: 1,162,226 km (0.087 R)
• M4: 2,036,177 km (0.086 R)
• M5: 2,890,829 km (0.051 R)
• M6: 3,716,310 km (0.099 R)
• M7: 4,211,928 km (0.111 R)
• M8: 4,992,679 km (0.055 R)
• M9: 5,631,313 km (0.072 R)
• M10: 6,145,481 km (0.084 R)
• M11: 9,390,558 km (0.093 R)
• M12: 14,313,973 km (0.077 R)
• M13: 15,871,586 km (0.074 R)
• M14: 16,415,075 km (0.099 R)
• M15: 22,639,394 km (0.065 R)
• M16: 27,082,301 km (0.069 R)
• M17: 27,761,026 km (0.104 R)
• M18: 32,182,691 km (0.089 R)
• M19: 38,010,276 km (0.089 R)
• M20: 45,043,769 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 18,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit