🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.14 AU - 1.16 AU

Year: 431 Days

Day: 30.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,598,727 km

• M1: 64,626 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.28 AU - 1.66 AU

Year: 624 Days

Day: 18.8 Hours

Environment

Temp: -15 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.57 AU - 3.05 AU

Year: 1648 Days

Day: 21.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.73 AU - 2.99 AU

Year: 1692 Days

Day: 31.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,598,727 km

• M1: 160,369 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.91 AU - 3.15 AU

Year: 1845 Days

Day: 29 Hours

Environment

Temp: -90 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.9

Radius: 14.3

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.8 AU - 7.96 AU

Year: 5638 Days

Day: 12.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,598,727 km

• M1: 177,872 km (0.102 R)
• M2: 769,681 km (0.099 R)
• M3: 1,390,063 km (0.06 R)
• M4: 2,675,408 km (0.119 R)
• M5: 3,354,882 km (0.056 R)
• M6: 4,060,685 km (0.116 R)
• M7: 4,962,461 km (0.069 R)
• M8: 5,608,125 km (0.102 R)
• M9: 6,974,702 km (0.089 R)
• M10: 7,520,285 km (0.092 R)
• M11: 8,025,327 km (0.057 R)
• M12: 8,733,972 km (0.096 R)
• M13: 12,040,235 km (0.116 R)
• M14: 13,258,410 km (0.094 R)
• M15: 14,973,400 km (0.078 R)
• M16: 15,721,091 km (0.104 R)
• M17: 19,210,910 km (0.077 R)
• M18: 22,214,386 km (0.072 R)
• M19: 24,043,968 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.5

Radius: 14

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.76 AU - 10.12 AU

Year: 8578 Days

Day: 13.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,598,727 km

• M1: 177,573 km (0.083 R)
• M2: 614,249 km (0.098 R)
• M3: 1,066,034 km (0.081 R)
• M4: 1,503,608 km (0.043 R)
• M5: 2,306,201 km (0.075 R)
• M6: 2,806,755 km (0.085 R)
• M7: 4,084,770 km (0.085 R)
• M8: 6,463,526 km (0.104 R)
• M9: 7,593,887 km (0.071 R)
• M10: 8,761,199 km (0.044 R)
• M11: 9,603,735 km (0.108 R)
• M12: 11,724,584 km (0.09 R)
• M13: 14,585,643 km (0.095 R)
• M14: 15,567,902 km (0.075 R)
• M15: 17,664,367 km (0.051 R)
• M16: 20,421,306 km (0.05 R)
• M17: 22,411,407 km (0.096 R)
• M18: 26,967,859 km (0.072 R)
• M19: 27,651,521 km (0.086 R)
• M20: 30,607,575 km (0.112 R)
• M21: 31,458,787 km (0.037 R)
• M22: 35,137,997 km (0.072 R)
• M23: 36,189,221 km (0.046 R)
• M24: 40,732,209 km (0.102 R)
• M25: 43,074,014 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.5

Radius: 7.3

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.61 AU - 17.27 AU

Year: 20202 Days

Day: 22.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,598,727 km

• M1: 96,042 km (0.096 R)
• M2: 340,784 km (0.118 R)
• M3: 1,974,841 km (0.113 R)
• M4: 2,409,423 km (0.101 R)
• M5: 3,688,934 km (0.115 R)
• M6: 10,400,194 km (0.065 R)
• M7: 12,318,786 km (0.036 R)
• M8: 25,893,746 km (0.075 R)
• M9: 28,776,048 km (0.11 R)
• M10: 31,546,900 km (0.061 R)
• M11: 32,185,982 km (0.076 R)
• M12: 37,020,835 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.8

Radius: 3

Gravity: 27.31 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 16.68 AU - 18.78 AU

Year: 26118 Days

Day: 15.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,598,727 km

• M1: 38,147 km (0.118 R)
• M2: 234,121 km (0.12 R)
• M3: 546,032 km (0.049 R)
• M4: 652,396 km (0.026 R)
• M5: 1,146,069 km (0.113 R)
• M6: 3,837,634 km (0.06 R)
• M7: 6,826,151 km (0.102 R)
• M8: 7,773,255 km (0.075 R)
• M9: 8,401,566 km (0.063 R)
• M10: 9,220,315 km (0.104 R)
• M11: 12,699,214 km (0.119 R)
• M12: 13,095,648 km (0.12 R)
• M13: 18,096,854 km (0.113 R)
• M14: 20,070,050 km (0.028 R)
• M15: 42,551,170 km (0.111 R)
• M16: 45,092,389 km (0.052 R)
• M17: 45,244,978 km (0.111 R)
• M18: 53,319,374 km (0.095 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 17,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit