🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.69 AU - 0.95 AU

Year: 278 Days

Day: 42.1 Hours

Environment

Temp: 125 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.04 AU - 1.08 AU

Year: 409 Days

Day: 32.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.03 AU - 1.37 AU

Year: 493 Days

Day: 13.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,121,860 km

• M1: 329,415 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.76 AU - 3.88 AU

Year: 2267 Days

Day: 38.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.6

Radius: 14

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.11 AU - 5.51 AU

Year: 4585 Days

Day: 10.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,121,860 km

• M1: 179,667 km (0.08 R)
• M2: 705,204 km (0.098 R)
• M3: 1,436,588 km (0.064 R)
• M4: 2,482,726 km (0.106 R)
• M5: 3,172,971 km (0.113 R)
• M6: 3,625,953 km (0.061 R)
• M7: 4,615,543 km (0.105 R)
• M8: 5,553,223 km (0.051 R)
• M9: 7,530,158 km (0.061 R)
• M10: 8,791,717 km (0.108 R)
• M11: 10,358,755 km (0.088 R)
• M12: 11,231,210 km (0.068 R)
• M13: 12,105,011 km (0.083 R)
• M14: 14,461,477 km (0.088 R)
• M15: 15,109,086 km (0.108 R)
• M16: 15,719,744 km (0.09 R)
• M17: 16,637,378 km (0.108 R)
• M18: 19,087,791 km (0.092 R)
• M19: 21,214,474 km (0.059 R)
• M20: 23,494,944 km (0.109 R)
• M21: 25,232,074 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572

Radius: 14.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6 AU - 7.24 AU

Year: 6383 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,121,860 km

• M1: 181,163 km (0.118 R)
• M2: 694,134 km (0.078 R)
• M3: 1,152,801 km (0.115 R)
• M4: 2,919,851 km (0.096 R)
• M5: 3,570,004 km (0.105 R)
• M6: 4,968,744 km (0.098 R)
• M7: 5,747,700 km (0.083 R)
• M8: 7,050,398 km (0.092 R)
• M9: 7,623,657 km (0.029 R)
• M10: 8,150,541 km (0.111 R)
• M11: 10,415,901 km (0.076 R)
• M12: 11,693,916 km (0.106 R)
• M13: 13,341,288 km (0.032 R)
• M14: 17,412,743 km (0.041 R)
• M15: 17,867,371 km (0.102 R)
• M16: 20,403,504 km (0.099 R)
• M17: 21,720,414 km (0.11 R)
• M18: 22,552,627 km (0.097 R)
• M19: 31,217,485 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.8

Radius: 14.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.88 AU - 13.22 AU

Year: 13765 Days

Day: 13.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,121,860 km

• M1: 179,218 km (0.066 R)
• M2: 694,733 km (0.085 R)
• M3: 1,229,994 km (0.077 R)
• M4: 3,272,304 km (0.092 R)
• M5: 7,323,713 km (0.086 R)
• M6: 7,896,224 km (0.109 R)
• M7: 9,746,600 km (0.054 R)
• M8: 12,837,592 km (0.095 R)
• M9: 15,515,244 km (0.051 R)
• M10: 18,101,193 km (0.118 R)
• M11: 22,800,511 km (0.117 R)
• M12: 26,794,624 km (0.061 R)
• M13: 31,021,662 km (0.072 R)
• M14: 43,627,227 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.3

Radius: 7.4

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 11.65 AU - 12.39 AU

Year: 15617 Days

Day: 22.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,121,860 km

• M1: 92,451 km (0.116 R)
• M2: 391,797 km (0.113 R)
• M3: 807,829 km (0.103 R)
• M4: 1,088,325 km (0.092 R)
• M5: 1,496,278 km (0.074 R)
• M6: 2,081,505 km (0.112 R)
• M7: 2,713,107 km (0.113 R)
• M8: 5,501,312 km (0.049 R)
• M9: 6,047,195 km (0.1 R)
• M10: 6,770,650 km (0.069 R)
• M11: 7,061,019 km (0.092 R)
• M12: 9,510,984 km (0.09 R)
• M13: 10,155,003 km (0.118 R)
• M14: 12,369,201 km (0.084 R)
• M15: 13,531,576 km (0.106 R)
• M16: 13,876,549 km (0.096 R)
• M17: 21,137,282 km (0.089 R)
• M18: 22,152,901 km (0.076 R)
• M19: 23,529,651 km (0.094 R)
• M20: 23,861,608 km (0.073 R)
• M21: 30,978,577 km (0.09 R)
• M22: 32,904,201 km (0.047 R)
• M23: 37,667,397 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 12,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit