🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.8 AU - 0.8 AU

Year: 272 Days

Day: 26.9 Hours

Environment

Temp: 149 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.84 AU - 0.9 AU

Year: 309 Days

Day: 15.2 Hours

Environment

Temp: 42 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 94,677,190 km

• M1: 40,242 km (0.098 R)
• M2: 720,314 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.73 AU - 1.03 AU

Year: 314 Days

Day: 37 Hours

Environment

Temp: 35 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.83 AU - 1.21 AU

Year: 392 Days

Day: 25.3 Hours

Environment

Temp: -6 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 94,677,190 km

• M1: 41,738 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.14 AU - 2.7 AU

Year: 1434 Days

Day: 24.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.8

Radius: 8.4

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.59 AU - 7.05 AU

Year: 5347 Days

Day: 6.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,677,190 km

• M1: 104,569 km (0.102 R)
• M2: 400,773 km (0.108 R)
• M3: 912,697 km (0.119 R)
• M4: 1,510,191 km (0.072 R)
• M5: 1,829,732 km (0.079 R)
• M6: 2,106,039 km (0.114 R)
• M7: 2,394,464 km (0.065 R)
• M8: 2,814,385 km (0.079 R)
• M9: 3,737,254 km (0.027 R)
• M10: 4,209,534 km (0.116 R)
• M11: 5,551,427 km (0.109 R)
• M12: 6,076,366 km (0.11 R)
• M13: 6,991,157 km (0.088 R)
• M14: 8,818,346 km (0.081 R)
• M15: 9,131,304 km (0.096 R)
• M16: 9,533,124 km (0.119 R)
• M17: 10,200,331 km (0.115 R)
• M18: 10,720,931 km (0.105 R)
• M19: 12,340,927 km (0.118 R)
• M20: 14,011,935 km (0.113 R)
• M21: 20,736,509 km (0.07 R)
• M22: 21,572,013 km (0.109 R)
• M23: 23,013,837 km (0.068 R)
• M24: 25,374,192 km (0.085 R)
• M25: 27,724,076 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.5

Radius: 13.4

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.39 AU - 11.49 AU

Year: 14734 Days

Day: 5 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,677,190 km

• M1: 166,951 km (0.112 R)
• M2: 750,084 km (0.069 R)
• M3: 2,337,317 km (0.097 R)
• M4: 3,046,710 km (0.116 R)
• M5: 5,845,537 km (0.101 R)
• M6: 6,792,342 km (0.107 R)
• M7: 7,882,910 km (0.113 R)
• M8: 8,378,079 km (0.048 R)
• M9: 10,146,326 km (0.086 R)
• M10: 14,810,937 km (0.113 R)
• M11: 16,276,697 km (0.085 R)
• M12: 18,456,936 km (0.087 R)
• M13: 19,332,832 km (0.064 R)
• M14: 20,319,879 km (0.088 R)
• M15: 25,863,228 km (0.101 R)
• M16: 27,880,406 km (0.07 R)
• M17: 30,218,321 km (0.112 R)
• M18: 33,612,996 km (0.1 R)
• M19: 36,012,695 km (0.09 R)
• M20: 39,170,108 km (0.094 R)
• M21: 40,483,129 km (0.112 R)
• M22: 43,475,086 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.5

Radius: 7.4

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 17.78 AU - 19.92 AU

Year: 31165 Days

Day: 22.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 94,677,190 km

• M1: 121,773 km (0.095 R)
• M2: 509,231 km (0.12 R)
• M3: 740,809 km (0.12 R)
• M4: 1,006,046 km (0.057 R)
• M5: 1,892,413 km (0.108 R)
• M6: 2,235,890 km (0.057 R)
• M7: 2,471,207 km (0.036 R)
• M8: 3,584,664 km (0.071 R)
• M9: 4,805,832 km (0.106 R)
• M10: 5,119,987 km (0.034 R)
• M11: 5,531,830 km (0.106 R)
• M12: 6,852,330 km (0.064 R)
• M13: 7,770,712 km (0.034 R)
• M14: 8,259,598 km (0.115 R)
• M15: 11,773,801 km (0.034 R)
• M16: 13,391,403 km (0.108 R)
• M17: 14,903,239 km (0.095 R)
• M18: 17,700,869 km (0.1 R)
• M19: 18,167,465 km (0.12 R)
• M20: 21,350,608 km (0.105 R)
• M21: 24,539,885 km (0.036 R)
• M22: 28,923,552 km (0.068 R)
• M23: 29,310,860 km (0.094 R)
• M24: 30,360,589 km (0.099 R)
• M25: 38,265,041 km (0.082 R)
• M26: 38,888,266 km (0.058 R)
• M27: 40,637,065 km (0.045 R)
• M28: 41,448,932 km (0.07 R)
• M29: 42,106,265 km (0.051 R)
• M30: 42,437,475 km (0.065 R)
• M31: 44,120,002 km (0.077 R)
• M32: 48,519,676 km (0.033 R)
• M33: 49,249,713 km (0.112 R)
• M34: 51,862,590 km (0.071 R)
• M35: 54,763,143 km (0.029 R)
• M36: 73,026,201 km (0.072 R)
• M37: 78,402,449 km (0.082 R)
• M38: 80,421,123 km (0.06 R)
• M39: 83,774,957 km (0.088 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 17,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit