🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.76 AU - 1.1 AU

Year: 343 Days

Day: 30.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 82,597,373 km

• M1: 228,586 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.44 AU - 2.38 AU

Year: 1011 Days

Day: 29.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,597,373 km

• M1: 45,328 km (0.077 R)

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.5

Radius: 12.5

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.35 AU - 5.19 AU

Year: 3378 Days

Day: 7.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,597,373 km

• M1: 156,928 km (0.067 R)
• M2: 910,453 km (0.094 R)
• M3: 1,567,038 km (0.114 R)
• M4: 2,597,617 km (0.113 R)
• M5: 3,261,982 km (0.111 R)
• M6: 4,118,729 km (0.083 R)
• M7: 5,666,019 km (0.049 R)
• M8: 8,314,201 km (0.105 R)
• M9: 8,929,198 km (0.05 R)
• M10: 10,135,705 km (0.053 R)
• M11: 10,639,849 km (0.107 R)
• M12: 11,572,742 km (0.118 R)
• M13: 14,407,921 km (0.063 R)
• M14: 17,128,208 km (0.101 R)
• M15: 18,695,695 km (0.098 R)
• M16: 19,993,007 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.3

Radius: 13.2

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.86 AU - 5.6 AU

Year: 3939 Days

Day: 8.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 65.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,597,373 km

• M1: 164,109 km (0.072 R)
• M2: 611,107 km (0.077 R)
• M3: 1,158,935 km (0.077 R)
• M4: 1,625,381 km (0.097 R)
• M5: 2,642,198 km (0.066 R)
• M6: 3,138,863 km (0.091 R)
• M7: 3,593,341 km (0.086 R)
• M8: 4,299,293 km (0.071 R)
• M9: 5,175,488 km (0.072 R)
• M10: 5,785,099 km (0.044 R)
• M11: 6,661,593 km (0.091 R)
• M12: 7,521,033 km (0.096 R)
• M13: 8,831,361 km (0.054 R)
• M14: 9,340,293 km (0.057 R)
• M15: 12,817,246 km (0.119 R)
• M16: 15,285,462 km (0.117 R)
• M17: 16,193,670 km (0.039 R)
• M18: 17,439,821 km (0.116 R)
• M19: 21,282,990 km (0.089 R)
• M20: 24,416,916 km (0.075 R)
• M21: 25,736,668 km (0.108 R)
• M22: 27,763,121 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.8

Radius: 10.3

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.77 AU - 5.67 AU

Year: 4566 Days

Day: 6.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,597,373 km

• M1: 128,056 km (0.111 R)
• M2: 477,666 km (0.049 R)
• M3: 979,268 km (0.082 R)
• M4: 1,422,526 km (0.116 R)
• M5: 3,724,389 km (0.12 R)
• M6: 5,604,834 km (0.057 R)
• M7: 6,278,623 km (0.11 R)
• M8: 8,391,543 km (0.099 R)
• M9: 9,440,224 km (0.087 R)
• M10: 11,506,021 km (0.079 R)
• M11: 12,492,021 km (0.114 R)
• M12: 13,856,952 km (0.12 R)
• M13: 15,493,702 km (0.104 R)
• M14: 16,086,857 km (0.112 R)
• M15: 16,756,906 km (0.105 R)
• M16: 25,565,528 km (0.1 R)
• M17: 26,477,926 km (0.095 R)
• M18: 27,240,426 km (0.078 R)
• M19: 28,279,832 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.1

Radius: 8.1

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.46 AU - 7.1 AU

Year: 5321 Days

Day: 12.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,597,373 km

• M1: 101,727 km (0.086 R)
• M2: 463,155 km (0.087 R)
• M3: 833,260 km (0.103 R)
• M4: 1,214,286 km (0.114 R)
• M5: 1,487,003 km (0.103 R)
• M6: 1,761,066 km (0.095 R)
• M7: 2,812,889 km (0.08 R)
• M8: 3,136,469 km (0.099 R)
• M9: 5,089,170 km (0.045 R)
• M10: 5,960,877 km (0.12 R)
• M11: 7,449,974 km (0.044 R)
• M12: 7,885,753 km (0.119 R)
• M13: 8,689,093 km (0.084 R)
• M14: 9,213,134 km (0.117 R)
• M15: 10,235,786 km (0.114 R)
• M16: 11,004,719 km (0.086 R)
• M17: 11,909,038 km (0.076 R)
• M18: 12,304,126 km (0.066 R)
• M19: 13,016,810 km (0.12 R)
• M20: 13,278,008 km (0.084 R)
• M21: 17,060,889 km (0.084 R)
• M22: 17,436,829 km (0.117 R)
• M23: 18,996,237 km (0.07 R)
• M24: 20,225,183 km (0.041 R)
• M25: 21,001,895 km (0.088 R)
• M26: 21,433,785 km (0.081 R)
• M27: 25,185,998 km (0.106 R)
• M28: 27,089,332 km (0.086 R)
• M29: 30,257,965 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266.8

Radius: 4.2

Gravity: 15.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.94 AU - 15.34 AU

Year: 21448 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,597,373 km

• M1: 64,177 km (0.084 R)
• M2: 248,482 km (0.072 R)
• M3: 503,696 km (0.115 R)
• M4: 971,937 km (0.054 R)
• M5: 1,485,507 km (0.097 R)
• M6: 1,976,038 km (0.034 R)
• M7: 2,219,434 km (0.04 R)
• M8: 2,461,483 km (0.075 R)
• M9: 3,022,475 km (0.099 R)
• M10: 3,944,896 km (0.102 R)
• M11: 4,612,551 km (0.106 R)
• M12: 6,525,160 km (0.044 R)
• M13: 10,432,058 km (0.108 R)
• M14: 13,384,970 km (0.102 R)
• M15: 32,951,025 km (0.088 R)
• M16: 38,486,446 km (0.102 R)
• M17: 46,386,410 km (0.108 R)
• M18: 50,079,234 km (0.088 R)
• M19: 52,321,257 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.5

Radius: 5.8

Gravity: 12.56 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 16.25 AU - 19.39 AU

Year: 28803 Days

Day: 23.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,597,373 km

• M1: 72,405 km (0.115 R)
• M2: 361,877 km (0.067 R)
• M3: 693,536 km (0.075 R)
• M4: 915,389 km (0.116 R)
• M5: 1,300,604 km (0.116 R)
• M6: 1,642,884 km (0.095 R)
• M7: 2,234,095 km (0.096 R)
• M8: 2,751,105 km (0.068 R)
• M9: 3,431,476 km (0.088 R)
• M10: 3,764,182 km (0.115 R)
• M11: 4,218,510 km (0.08 R)
• M12: 4,600,434 km (0.115 R)
• M13: 5,353,809 km (0.089 R)
• M14: 6,771,697 km (0.111 R)
• M15: 6,959,143 km (0.036 R)
• M16: 9,721,767 km (0.11 R)
• M17: 12,219,603 km (0.094 R)
• M18: 13,877,297 km (0.092 R)
• M19: 15,194,955 km (0.051 R)
• M20: 21,705,604 km (0.069 R)
• M21: 22,216,630 km (0.078 R)
• M22: 23,050,938 km (0.104 R)
• M23: 23,475,795 km (0.025 R)
• M24: 25,115,538 km (0.119 R)
• M25: 33,649,049 km (0.1 R)
• M26: 40,915,018 km (0.112 R)
• M27: 50,218,210 km (0.109 R)
• M28: 62,877,780 km (0.108 R)
• M29: 65,599,115 km (0.073 R)
• M30: 70,381,310 km (0.092 R)
• M31: 71,275,008 km (0.08 R)
• M32: 81,611,024 km (0.082 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: 451 - 18,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit