🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.76 AU - 0.96 AU

Year: 356 Days

Day: 37.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.48 AU - 2.04 AU

Year: 1042 Days

Day: 37.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.64 AU - 2.62 AU

Year: 1387 Days

Day: 30.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.3

Radius: 14

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.28 AU - 2.7 AU

Year: 1753 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,887,064 km

• M1: 174,880 km (0.061 R)
• M2: 655,388 km (0.053 R)
• M3: 1,224,309 km (0.074 R)
• M4: 1,692,999 km (0.112 R)
• M5: 3,625,205 km (0.094 R)
• M6: 4,085,817 km (0.094 R)
• M7: 5,126,270 km (0.103 R)
• M8: 5,670,507 km (0.104 R)
• M9: 6,357,610 km (0.094 R)
• M10: 7,213,759 km (0.111 R)
• M11: 9,048,427 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.1

Radius: 6.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.35 AU - 10.43 AU

Year: 13879 Days

Day: 21.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,887,064 km

• M1: 79,586 km (0.069 R)
• M2: 390,151 km (0.119 R)
• M3: 832,063 km (0.083 R)
• M4: 1,370,466 km (0.043 R)
• M5: 2,545,857 km (0.116 R)
• M6: 3,238,345 km (0.055 R)
• M7: 5,839,702 km (0.067 R)
• M8: 6,400,994 km (0.081 R)
• M9: 7,478,398 km (0.101 R)
• M10: 7,902,208 km (0.113 R)
• M11: 8,464,547 km (0.108 R)
• M12: 9,534,620 km (0.068 R)
• M13: 9,759,017 km (0.03 R)
• M14: 10,218,432 km (0.044 R)
• M15: 11,081,612 km (0.083 R)
• M16: 11,581,568 km (0.099 R)
• M17: 12,680,514 km (0.102 R)
• M18: 13,961,969 km (0.032 R)
• M19: 16,011,011 km (0.104 R)
• M20: 18,252,436 km (0.086 R)
• M21: 19,519,829 km (0.117 R)
• M22: 21,606,420 km (0.119 R)
• M23: 24,002,081 km (0.063 R)
• M24: 26,657,892 km (0.118 R)
• M25: 29,980,311 km (0.101 R)
• M26: 31,940,492 km (0.106 R)
• M27: 32,141,103 km (0.082 R)
• M28: 32,747,871 km (0.115 R)
• M29: 36,331,638 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.7

Radius: 3.5

Gravity: 62.75 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 13.26 AU - 14.2 AU

Year: 22702 Days

Day: 15 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,887,064 km

• M1: 43,683 km (0.063 R)
• M2: 1,371,214 km (0.12 R)
• M3: 1,643,931 km (0.029 R)
• M4: 2,119,203 km (0.11 R)
• M5: 2,412,116 km (0.061 R)
• M6: 3,022,924 km (0.081 R)
• M7: 4,688,098 km (0.109 R)
• M8: 6,145,630 km (0.12 R)
• M9: 6,738,636 km (0.108 R)
• M10: 9,613,458 km (0.109 R)
• M11: 11,721,442 km (0.068 R)
• M12: 14,118,149 km (0.109 R)
• M13: 14,429,163 km (0.057 R)
• M14: 16,649,345 km (0.111 R)
• M15: 16,822,281 km (0.109 R)
• M16: 18,898,549 km (0.088 R)
• M17: 20,837,637 km (0.095 R)
• M18: 24,542,727 km (0.098 R)
• M19: 26,964,119 km (0.079 R)
• M20: 29,666,455 km (0.067 R)
• M21: 31,082,997 km (0.106 R)
• M22: 31,345,391 km (0.078 R)
• M23: 35,459,034 km (0.101 R)
• M24: 43,908,172 km (0.116 R)
• M25: 49,392,430 km (0.098 R)
• M26: 50,469,086 km (0.077 R)
• M27: 54,170,885 km (0.101 R)
• M28: 59,248,386 km (0.111 R)
• M29: 67,884,372 km (0.109 R)
• M30: 75,652,092 km (0.115 R)
• M31: 78,044,611 km (0.11 R)
• M32: 80,240,558 km (0.025 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.8

Radius: 7.1

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 13.06 AU - 18.72 AU

Year: 28264 Days

Day: 24.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,887,064 km

• M1: 88,412 km (0.112 R)
• M2: 465,848 km (0.057 R)
• M3: 697,425 km (0.109 R)
• M4: 2,058,616 km (0.064 R)
• M5: 2,367,985 km (0.074 R)
• M6: 3,456,758 km (0.097 R)
• M7: 7,347,350 km (0.106 R)
• M8: 7,808,261 km (0.098 R)
• M9: 8,397,826 km (0.091 R)
• M10: 9,725,806 km (0.028 R)
• M11: 11,055,432 km (0.096 R)
• M12: 12,791,516 km (0.096 R)
• M13: 14,148,667 km (0.079 R)
• M14: 17,058,047 km (0.109 R)
• M15: 17,593,906 km (0.088 R)
• M16: 18,418,639 km (0.101 R)
• M17: 20,542,780 km (0.069 R)
• M18: 52,719,636 km (0.03 R)
• M19: 54,046,420 km (0.118 R)
• M20: 55,784,896 km (0.114 R)
• M21: 75,742,300 km (0.118 R)
• M22: 77,187,864 km (0.099 R)
• M23: 77,430,661 km (0.098 R)
• M24: 80,632,205 km (0.085 R)
• M25: 81,132,460 km (0.11 R)
• M26: 87,035,293 km (0.069 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 18,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit