🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.2

Radius: 8.6

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.85 AU - 1.17 AU

Year: 655 Days

Day: 13 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,166,301 km

• M1: 107,411 km (0.06 R)
• M2: 450,589 km (0.039 R)
• M3: 725,998 km (0.107 R)
• M4: 1,124,976 km (0.094 R)
• M5: 1,506,301 km (0.093 R)
• M6: 1,784,553 km (0.068 R)
• M7: 2,063,553 km (0.11 R)
• M8: 3,027,562 km (0.09 R)
• M9: 5,059,849 km (0.114 R)
• M10: 5,394,050 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.4

Radius: 9.9

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.36 AU - 2.2 AU

Year: 1533 Days

Day: 13.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,166,301 km

• M1: 123,568 km (0.116 R)
• M2: 696,378 km (0.093 R)
• M3: 1,102,686 km (0.114 R)
• M4: 1,731,446 km (0.101 R)
• M5: 2,073,576 km (0.077 R)
• M6: 4,503,345 km (0.087 R)
• M7: 4,920,274 km (0.116 R)
• M8: 6,468,014 km (0.12 R)
• M9: 7,987,030 km (0.119 R)
• M10: 10,891,623 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.6

Radius: 10.7

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.19 AU - 3.49 AU

Year: 3090 Days

Day: 12.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,166,301 km

• M1: 132,993 km (0.109 R)
• M2: 526,285 km (0.049 R)
• M3: 891,903 km (0.091 R)
• M4: 1,444,367 km (0.109 R)
• M5: 1,831,078 km (0.101 R)
• M6: 2,229,607 km (0.113 R)
• M7: 2,637,710 km (0.086 R)
• M8: 4,150,443 km (0.108 R)
• M9: 5,094,107 km (0.119 R)
• M10: 5,563,096 km (0.084 R)
• M11: 6,831,536 km (0.109 R)
• M12: 9,655,944 km (0.097 R)
• M13: 11,174,213 km (0.092 R)
• M14: 11,877,772 km (0.1 R)
• M15: 13,618,044 km (0.095 R)
• M16: 14,678,094 km (0.108 R)
• M17: 20,883,713 km (0.116 R)
• M18: 23,335,921 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.5

Radius: 3

Gravity: 83.06 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.72 AU - 9.9 AU

Year: 16884 Days

Day: 23.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,166,301 km

• M1: 37,998 km (0.119 R)
• M2: 184,005 km (0.084 R)
• M3: 334,650 km (0.064 R)
• M4: 451,935 km (0.119 R)
• M5: 580,141 km (0.114 R)
• M6: 921,972 km (0.055 R)
• M7: 1,104,032 km (0.052 R)
• M8: 1,673,402 km (0.09 R)
• M9: 2,002,068 km (0.107 R)
• M10: 2,100,653 km (0.064 R)
• M11: 2,244,118 km (0.118 R)
• M12: 2,810,346 km (0.084 R)
• M13: 2,909,080 km (0.061 R)
• M14: 5,255,822 km (0.112 R)
• M15: 7,251,906 km (0.084 R)
• M16: 7,723,289 km (0.114 R)
• M17: 7,868,698 km (0.114 R)
• M18: 8,265,133 km (0.115 R)
• M19: 9,984,611 km (0.081 R)
• M20: 11,110,783 km (0.083 R)
• M21: 13,753,131 km (0.088 R)
• M22: 14,768,751 km (0.104 R)
• M23: 15,600,964 km (0.117 R)
• M24: 16,225,535 km (0.099 R)
• M25: 19,331,934 km (0.063 R)
• M26: 19,510,405 km (0.09 R)
• M27: 23,111,674 km (0.068 R)
• M28: 23,312,584 km (0.063 R)
• M29: 23,922,345 km (0.085 R)
• M30: 24,231,265 km (0.101 R)
• M31: 24,438,607 km (0.037 R)
• M32: 25,279,946 km (0.109 R)
• M33: 29,071,653 km (0.069 R)
• M34: 30,135,145 km (0.11 R)
• M35: 30,980,073 km (0.073 R)
• M36: 35,709,909 km (0.057 R)
• M37: 41,192,671 km (0.091 R)
• M38: 44,055,975 km (0.077 R)
• M39: 50,511,871 km (0.094 R)
• M40: 50,680,767 km (0.118 R)
• M41: 52,738,336 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529

Radius: 3

Gravity: 58.78 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.96 AU - 12.28 AU

Year: 22346 Days

Day: 23.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,166,301 km

• M1: 37,399 km (0.113 R)
• M2: 177,124 km (0.078 R)
• M3: 393,592 km (0.075 R)
• M4: 2,168,870 km (0.097 R)
• M5: 2,430,517 km (0.059 R)
• M6: 2,811,542 km (0.103 R)
• M7: 4,493,920 km (0.067 R)
• M8: 5,643,280 km (0.061 R)
• M9: 7,542,425 km (0.096 R)
• M10: 7,787,766 km (0.064 R)
• M11: 8,038,342 km (0.108 R)
• M12: 10,180,135 km (0.119 R)
• M13: 15,001,226 km (0.037 R)
• M14: 20,479,799 km (0.03 R)
• M15: 23,452,458 km (0.106 R)
• M16: 25,586,322 km (0.054 R)
• M17: 31,859,260 km (0.102 R)
• M18: 32,628,193 km (0.104 R)
• M19: 34,069,569 km (0.098 R)
• M20: 39,229,050 km (0.106 R)
• M21: 44,885,345 km (0.111 R)
• M22: 51,936,940 km (0.098 R)
• M23: 58,158,715 km (0.066 R)
• M24: 72,493,931 km (0.094 R)
• M25: 74,492,110 km (0.086 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 14,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit