🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688

Radius: 10.7

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.41 AU - 0.61 AU

Year: 251 Days

Day: 9.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,354,460 km

• M1: 133,292 km (0.079 R)
• M2: 531,372 km (0.098 R)
• M3: 886,966 km (0.096 R)
• M4: 1,237,922 km (0.116 R)
• M5: 1,658,442 km (0.034 R)
• M6: 1,995,935 km (0.094 R)
• M7: 2,371,575 km (0.094 R)
• M8: 3,257,494 km (0.034 R)
• M9: 3,616,080 km (0.102 R)
• M10: 4,107,509 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.5

Radius: 11.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.42 AU - 0.66 AU

Year: 274 Days

Day: 5 Hours

Environment

Temp: -152 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,354,460 km

• M1: 146,905 km (0.032 R)
• M2: 538,253 km (0.102 R)
• M3: 1,033,721 km (0.094 R)
• M4: 1,614,311 km (0.115 R)
• M5: 1,981,424 km (0.111 R)
• M6: 2,421,840 km (0.1 R)
• M7: 2,879,909 km (0.077 R)
• M8: 3,614,285 km (0.057 R)
• M9: 4,092,848 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 9.4

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.18 AU - 1.9 AU

Year: 1319 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,354,460 km

• M1: 117,734 km (0.118 R)
• M2: 410,646 km (0.084 R)
• M3: 754,123 km (0.112 R)
• M4: 1,081,443 km (0.099 R)
• M5: 1,446,312 km (0.111 R)
• M6: 2,430,816 km (0.105 R)
• M7: 3,109,392 km (0.099 R)
• M8: 3,959,257 km (0.032 R)
• M9: 4,339,685 km (0.078 R)
• M10: 5,337,203 km (0.097 R)
• M11: 5,759,069 km (0.087 R)
• M12: 6,622,249 km (0.071 R)
• M13: 7,160,053 km (0.052 R)
• M14: 8,102,669 km (0.081 R)
• M15: 9,364,378 km (0.116 R)
• M16: 9,761,111 km (0.102 R)
• M17: 10,105,486 km (0.075 R)
• M18: 10,620,850 km (0.108 R)
• M19: 11,153,718 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.1

Radius: 8.1

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.73 AU - 2.79 AU

Year: 3165 Days

Day: 9.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 144.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,354,460 km

• M1: 103,821 km (0.09 R)
• M2: 501,751 km (0.083 R)
• M3: 2,094,669 km (0.083 R)
• M4: 2,808,251 km (0.032 R)
• M5: 4,081,628 km (0.099 R)
• M6: 5,647,768 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.1

Radius: 5.8

Gravity: 22.48 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.08 AU - 6.76 AU

Year: 9942 Days

Day: 20.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,354,460 km

• M1: 72,106 km (0.103 R)
• M2: 350,059 km (0.06 R)
• M3: 671,694 km (0.086 R)
• M4: 889,210 km (0.115 R)
• M5: 2,588,342 km (0.089 R)
• M6: 3,225,779 km (0.066 R)
• M7: 4,044,678 km (0.072 R)
• M8: 6,194,549 km (0.106 R)
• M9: 8,679,220 km (0.112 R)
• M10: 8,912,293 km (0.056 R)
• M11: 9,439,775 km (0.085 R)
• M12: 9,937,039 km (0.102 R)
• M13: 10,192,103 km (0.104 R)
• M14: 13,232,829 km (0.055 R)
• M15: 13,417,732 km (0.106 R)
• M16: 13,855,605 km (0.047 R)
• M17: 14,432,455 km (0.115 R)
• M18: 16,900,969 km (0.047 R)
• M19: 17,485,448 km (0.086 R)
• M20: 18,234,784 km (0.041 R)
• M21: 21,532,220 km (0.111 R)
• M22: 22,045,789 km (0.074 R)
• M23: 23,726,372 km (0.117 R)
• M24: 31,195,345 km (0.07 R)
• M25: 31,522,964 km (0.113 R)
• M26: 32,074,083 km (0.097 R)
• M27: 32,743,982 km (0.119 R)
• M28: 33,880,926 km (0.047 R)
• M29: 34,111,456 km (0.117 R)
• M30: 36,595,379 km (0.118 R)
• M31: 36,838,027 km (0.109 R)
• M32: 41,787,622 km (0.101 R)
• M33: 47,162,524 km (0.116 R)
• M34: 47,594,114 km (0.094 R)
• M35: 49,346,802 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.6

Radius: 6.6

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.37 AU - 6.99 AU

Year: 11917 Days

Day: 21.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,354,460 km

• M1: 82,129 km (0.053 R)
• M2: 320,588 km (0.104 R)
• M3: 1,023,549 km (0.118 R)
• M4: 1,443,919 km (0.067 R)
• M5: 1,830,180 km (0.098 R)
• M6: 2,247,558 km (0.094 R)
• M7: 2,767,561 km (0.116 R)
• M8: 3,067,355 km (0.059 R)
• M9: 3,508,668 km (0.063 R)
• M10: 3,808,612 km (0.099 R)
• M11: 5,120,137 km (0.095 R)
• M12: 5,912,557 km (0.031 R)
• M13: 14,067,436 km (0.095 R)
• M14: 19,334,627 km (0.079 R)
• M15: 19,643,397 km (0.088 R)
• M16: 20,831,055 km (0.11 R)
• M17: 21,155,682 km (0.079 R)
• M18: 23,001,720 km (0.074 R)
• M19: 24,499,942 km (0.117 R)
• M20: 29,382,967 km (0.1 R)
• M21: 31,569,339 km (0.047 R)
• M22: 32,429,976 km (0.079 R)
• M23: 33,416,724 km (0.114 R)
• M24: 34,423,517 km (0.08 R)
• M25: 35,220,275 km (0.082 R)
• M26: 38,045,730 km (0.059 R)
• M27: 40,512,899 km (0.095 R)
• M28: 42,822,690 km (0.043 R)
• M29: 43,215,982 km (0.119 R)
• M30: 43,479,574 km (0.083 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: 214 - 14,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit