🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.4

Radius: 8.6

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.05 AU - 1.37 AU

Year: 873 Days

Day: 7.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,706,132 km

• M1: 107,262 km (0.12 R)
• M2: 396,883 km (0.072 R)
• M3: 722,558 km (0.096 R)
• M4: 1,070,971 km (0.114 R)
• M5: 2,079,859 km (0.042 R)
• M6: 2,468,664 km (0.075 R)
• M7: 2,929,276 km (0.027 R)
• M8: 3,650,188 km (0.086 R)
• M9: 5,014,969 km (0.086 R)
• M10: 5,680,082 km (0.082 R)
• M11: 6,924,885 km (0.098 R)
• M12: 7,680,205 km (0.093 R)
• M13: 7,959,504 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 12.8

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.98 AU - 1.46 AU

Year: 884 Days

Day: 10 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,706,132 km

• M1: 159,172 km (0.075 R)
• M2: 561,441 km (0.103 R)
• M3: 1,023,249 km (0.111 R)
• M4: 1,577,360 km (0.101 R)
• M5: 2,118,007 km (0.118 R)
• M6: 2,671,668 km (0.118 R)
• M7: 3,237,597 km (0.104 R)
• M8: 4,404,610 km (0.105 R)
• M9: 5,141,679 km (0.051 R)
• M10: 5,711,497 km (0.074 R)
• M11: 7,334,634 km (0.085 R)
• M12: 7,981,196 km (0.052 R)
• M13: 8,477,562 km (0.079 R)
• M14: 8,911,545 km (0.093 R)
• M15: 9,474,781 km (0.096 R)
• M16: 9,883,183 km (0.104 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.5

Radius: 6.1

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.84 AU - 7.94 AU

Year: 10596 Days

Day: 21.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,706,132 km

• M1: 78,389 km (0.046 R)
• M2: 317,746 km (0.098 R)
• M3: 1,095,206 km (0.108 R)
• M4: 1,510,490 km (0.079 R)
• M5: 1,922,482 km (0.111 R)
• M6: 2,760,380 km (0.032 R)
• M7: 4,582,632 km (0.039 R)
• M8: 4,958,721 km (0.081 R)
• M9: 5,355,305 km (0.086 R)
• M10: 5,591,220 km (0.078 R)
• M11: 6,439,141 km (0.117 R)
• M12: 7,551,551 km (0.08 R)
• M13: 9,073,709 km (0.078 R)
• M14: 9,797,165 km (0.08 R)
• M15: 10,466,914 km (0.111 R)
• M16: 13,025,487 km (0.082 R)
• M17: 15,552,643 km (0.042 R)
• M18: 16,524,730 km (0.108 R)
• M19: 17,730,938 km (0.084 R)
• M20: 18,388,720 km (0.09 R)
• M21: 22,074,363 km (0.047 R)
• M22: 26,563,346 km (0.111 R)
• M23: 27,949,520 km (0.12 R)
• M24: 30,865,332 km (0.074 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.2

Radius: 3.6

Gravity: 66.45 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.48 AU - 9.9 AU

Year: 16805 Days

Day: 24.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,706,132 km

• M1: 45,179 km (0.107 R)
• M2: 177,423 km (0.061 R)
• M3: 296,353 km (0.096 R)
• M4: 522,695 km (0.12 R)
• M5: 771,027 km (0.092 R)
• M6: 910,901 km (0.067 R)
• M7: 1,701,077 km (0.079 R)
• M8: 2,600,011 km (0.094 R)
• M9: 2,866,744 km (0.084 R)
• M10: 3,511,511 km (0.092 R)
• M11: 3,991,870 km (0.107 R)
• M12: 4,548,673 km (0.106 R)
• M13: 4,971,736 km (0.116 R)
• M14: 5,155,591 km (0.095 R)
• M15: 5,268,089 km (0.107 R)
• M16: 5,694,443 km (0.107 R)
• M17: 7,729,423 km (0.078 R)
• M18: 10,619,654 km (0.079 R)
• M19: 12,269,868 km (0.119 R)
• M20: 14,675,551 km (0.09 R)
• M21: 16,878,529 km (0.11 R)
• M22: 17,886,520 km (0.116 R)
• M23: 20,487,129 km (0.058 R)
• M24: 22,024,547 km (0.099 R)
• M25: 24,366,651 km (0.102 R)
• M26: 26,422,574 km (0.083 R)
• M27: 26,982,220 km (0.108 R)
• M28: 27,208,262 km (0.071 R)
• M29: 28,591,145 km (0.066 R)
• M30: 31,122,640 km (0.11 R)
• M31: 38,452,487 km (0.051 R)
• M32: 42,590,663 km (0.091 R)
• M33: 43,359,596 km (0.069 R)
• M34: 51,044,589 km (0.091 R)
• M35: 52,437,046 km (0.116 R)
• M36: 58,260,143 km (0.041 R)
• M37: 59,207,097 km (0.108 R)
• M38: 60,164,524 km (0.091 R)
• M39: 67,363,622 km (0.111 R)
• M40: 71,600,682 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429

Radius: 6.3

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.32 AU - 11.98 AU

Year: 21213 Days

Day: 19.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,706,132 km

• M1: 78,389 km (0.115 R)
• M2: 704,606 km (0.11 R)
• M3: 3,155,318 km (0.079 R)
• M4: 3,476,206 km (0.111 R)
• M5: 6,747,163 km (0.1 R)
• M6: 13,826,882 km (0.107 R)
• M7: 14,180,681 km (0.087 R)
• M8: 17,394,343 km (0.091 R)
• M9: 33,294,951 km (0.113 R)
• M10: 35,752,994 km (0.095 R)
• M11: 45,851,299 km (0.06 R)
• M12: 51,377,444 km (0.095 R)
• M13: 59,537,858 km (0.091 R)
• M14: 62,759,748 km (0.055 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: 544 - 13,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit