🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.3

Radius: 13.5

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.63 AU - 0.73 AU

Year: 357 Days

Day: 6.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,132,060 km

• M1: 167,849 km (0.065 R)
• M2: 606,619 km (0.114 R)
• M3: 1,152,053 km (0.096 R)
• M4: 1,663,528 km (0.087 R)
• M5: 2,111,574 km (0.096 R)
• M6: 2,533,290 km (0.09 R)
• M7: 3,030,554 km (0.07 R)
• M8: 3,720,050 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.1

Radius: 11.4

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.68 AU - 0.92 AU

Year: 455 Days

Day: 9 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 85,132,060 km

• M1: 141,819 km (0.095 R)
• M2: 577,149 km (0.075 R)
• M3: 1,007,242 km (0.09 R)
• M4: 1,595,312 km (0.076 R)
• M5: 2,601,657 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.5

Radius: 8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.16 AU - 1.38 AU

Year: 910 Days

Day: 11.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,132,060 km

• M1: 100,829 km (0.1 R)
• M2: 365,916 km (0.037 R)
• M3: 637,137 km (0.113 R)
• M4: 912,397 km (0.111 R)
• M5: 1,403,078 km (0.092 R)
• M6: 1,768,097 km (0.095 R)
• M7: 2,043,058 km (0.1 R)
• M8: 2,467,018 km (0.111 R)
• M9: 2,791,646 km (0.084 R)
• M10: 4,527,580 km (0.093 R)
• M11: 5,093,508 km (0.118 R)
• M12: 5,409,758 km (0.106 R)

Asteroid Belt

Center: 1.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 14.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.15 AU - 3.09 AU

Year: 2696 Days

Day: 12.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,132,060 km

• M1: 179,817 km (0.096 R)
• M2: 627,413 km (0.079 R)
• M3: 1,608,626 km (0.069 R)
• M4: 2,249,952 km (0.092 R)
• M5: 2,827,849 km (0.043 R)
• M6: 4,095,840 km (0.11 R)
• M7: 5,109,216 km (0.095 R)
• M8: 5,636,549 km (0.115 R)
• M9: 6,596,668 km (0.101 R)
• M10: 8,356,537 km (0.118 R)
• M11: 8,983,801 km (0.08 R)
• M12: 10,451,057 km (0.103 R)
• M13: 12,248,326 km (0.089 R)
• M14: 13,905,122 km (0.078 R)
• M15: 14,737,485 km (0.093 R)
• M16: 16,233,912 km (0.081 R)
• M17: 19,769,807 km (0.098 R)
• M18: 20,634,034 km (0.103 R)
• M19: 21,266,833 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.5

Radius: 3.6

Gravity: 47.18 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.67 AU - 10.41 AU

Year: 15868 Days

Day: 24.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,132,060 km

• M1: 44,730 km (0.071 R)
• M2: 244,144 km (0.037 R)
• M3: 404,662 km (0.113 R)
• M4: 569,669 km (0.087 R)
• M5: 945,010 km (0.049 R)
• M6: 1,109,867 km (0.119 R)
• M7: 1,705,266 km (0.12 R)
• M8: 1,968,708 km (0.108 R)
• M9: 2,238,732 km (0.07 R)
• M10: 2,576,674 km (0.112 R)
• M11: 2,781,324 km (0.079 R)
• M12: 3,146,193 km (0.119 R)
• M13: 3,911,685 km (0.08 R)
• M14: 4,182,008 km (0.072 R)
• M15: 5,994,087 km (0.117 R)
• M16: 8,367,757 km (0.101 R)
• M17: 11,542,673 km (0.094 R)
• M18: 12,223,642 km (0.112 R)
• M19: 13,062,587 km (0.091 R)
• M20: 13,261,552 km (0.088 R)
• M21: 14,427,069 km (0.066 R)
• M22: 14,568,439 km (0.09 R)
• M23: 15,363,103 km (0.081 R)
• M24: 15,733,657 km (0.111 R)
• M25: 16,492,716 km (0.059 R)
• M26: 17,038,300 km (0.055 R)
• M27: 17,838,499 km (0.08 R)
• M28: 18,001,561 km (0.108 R)
• M29: 19,000,426 km (0.1 R)
• M30: 19,860,613 km (0.089 R)
• M31: 22,691,903 km (0.099 R)
• M32: 24,054,290 km (0.086 R)
• M33: 27,805,906 km (0.044 R)
• M34: 29,477,812 km (0.085 R)
• M35: 30,512,431 km (0.11 R)
• M36: 37,499,698 km (0.093 R)
• M37: 40,512,899 km (0.047 R)
• M38: 43,095,257 km (0.119 R)
• M39: 50,188,440 km (0.067 R)
• M40: 60,740,924 km (0.086 R)
• M41: 62,413,129 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.7

Radius: 6.9

Gravity: 18.04 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.41 AU - 12.27 AU

Year: 21140 Days

Day: 15.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,132,060 km

• M1: 96,491 km (0.074 R)
• M2: 991,385 km (0.11 R)
• M3: 1,797,269 km (0.12 R)
• M4: 2,291,391 km (0.104 R)
• M5: 2,570,690 km (0.074 R)
• M6: 2,820,668 km (0.077 R)
• M7: 4,086,864 km (0.09 R)
• M8: 4,679,122 km (0.086 R)
• M9: 6,120,498 km (0.114 R)
• M10: 7,630,838 km (0.066 R)
• M11: 11,500,486 km (0.057 R)
• M12: 19,389,679 km (0.118 R)
• M13: 22,906,725 km (0.087 R)
• M14: 24,314,591 km (0.102 R)
• M15: 25,322,581 km (0.063 R)
• M16: 40,912,175 km (0.092 R)
• M17: 52,869,832 km (0.038 R)
• M18: 54,558,194 km (0.047 R)
• M19: 57,060,218 km (0.068 R)
• M20: 64,597,707 km (0.065 R)
• M21: 70,498,595 km (0.073 R)
• M22: 75,564,727 km (0.092 R)
• M23: 79,154,477 km (0.026 R)
• M24: 81,858,160 km (0.089 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 18,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit