🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.4

Radius: 10.7

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.55 AU - 0.73 AU

Year: 353 Days

Day: 6.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,019,398 km

• M1: 133,142 km (0.091 R)
• M2: 512,822 km (0.093 R)
• M3: 874,848 km (0.043 R)
• M4: 1,218,325 km (0.101 R)
• M5: 1,573,620 km (0.076 R)
• M6: 1,936,993 km (0.05 R)
• M7: 2,295,579 km (0.076 R)
• M8: 2,631,726 km (0.077 R)
• M9: 3,074,685 km (0.084 R)
• M10: 3,427,736 km (0.108 R)
• M11: 3,894,930 km (0.041 R)
• M12: 4,256,209 km (0.086 R)
• M13: 4,739,560 km (0.029 R)
• M14: 5,243,854 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.2

Radius: 12.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.54 AU - 2.14 AU

Year: 1723 Days

Day: 9 Hours

Environment

Temp: -208 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,019,398 km

• M1: 154,235 km (0.071 R)
• M2: 635,492 km (0.052 R)
• M3: 1,140,085 km (0.101 R)
• M4: 1,688,661 km (0.082 R)
• M5: 2,280,769 km (0.049 R)
• M6: 2,897,561 km (0.111 R)
• M7: 3,704,043 km (0.079 R)
• M8: 4,125,610 km (0.106 R)
• M9: 4,693,035 km (0.102 R)
• M10: 5,311,921 km (0.083 R)
• M11: 5,828,183 km (0.045 R)
• M12: 6,616,564 km (0.111 R)
• M13: 7,292,447 km (0.097 R)
• M14: 8,041,334 km (0.067 R)
• M15: 8,929,646 km (0.051 R)
• M16: 9,818,856 km (0.089 R)
• M17: 10,665,281 km (0.081 R)
• M18: 11,106,595 km (0.1 R)
• M19: 12,429,489 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.3

Radius: 13.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.08 AU - 4.56 AU

Year: 5154 Days

Day: 10.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,019,398 km

• M1: 164,258 km (0.068 R)
• M2: 1,060,948 km (0.073 R)
• M3: 1,976,936 km (0.055 R)
• M4: 2,712,359 km (0.061 R)
• M5: 3,368,794 km (0.06 R)
• M6: 4,492,274 km (0.089 R)
• M7: 6,984,276 km (0.111 R)
• M8: 8,544,731 km (0.094 R)
• M9: 9,214,930 km (0.107 R)
• M10: 10,745,017 km (0.068 R)
• M11: 11,437,655 km (0.099 R)
• M12: 12,022,134 km (0.091 R)
• M13: 15,196,002 km (0.12 R)
• M14: 17,500,408 km (0.117 R)
• M15: 18,035,968 km (0.115 R)
• M16: 19,328,194 km (0.037 R)
• M17: 22,512,385 km (0.099 R)
• M18: 25,269,773 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.4

Radius: 13.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.14 AU - 6.4 AU

Year: 8351 Days

Day: 14.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,019,398 km

• M1: 166,951 km (0.099 R)
• M2: 691,741 km (0.061 R)
• M3: 1,646,474 km (0.101 R)
• M4: 3,919,015 km (0.101 R)
• M5: 4,516,659 km (0.119 R)
• M6: 5,202,416 km (0.077 R)
• M7: 6,171,660 km (0.088 R)
• M8: 6,650,673 km (0.101 R)
• M9: 7,188,776 km (0.064 R)
• M10: 7,611,390 km (0.112 R)
• M11: 10,597,214 km (0.097 R)
• M12: 11,333,235 km (0.089 R)
• M13: 12,551,261 km (0.119 R)
• M14: 13,323,037 km (0.063 R)
• M15: 14,071,625 km (0.111 R)
• M16: 14,961,283 km (0.048 R)
• M17: 15,536,038 km (0.082 R)
• M18: 21,106,165 km (0.119 R)
• M19: 22,495,181 km (0.049 R)
• M20: 23,557,027 km (0.116 R)
• M21: 25,212,178 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.1

Radius: 5.8

Gravity: 22.74 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.14 AU - 9.16 AU

Year: 14605 Days

Day: 17.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 164.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,019,398 km

• M1: 72,705 km (0.1 R)
• M2: 283,638 km (0.071 R)
• M3: 483,650 km (0.09 R)
• M4: 1,344,885 km (0.104 R)
• M5: 1,583,793 km (0.097 R)
• M6: 2,128,479 km (0.119 R)
• M7: 2,391,172 km (0.119 R)
• M8: 6,753,745 km (0.08 R)
• M9: 7,503,680 km (0.079 R)
• M10: 7,922,554 km (0.053 R)
• M11: 8,857,690 km (0.067 R)
• M12: 9,809,581 km (0.112 R)
• M13: 11,063,361 km (0.095 R)
• M14: 12,356,335 km (0.117 R)
• M15: 12,940,216 km (0.107 R)
• M16: 13,272,473 km (0.106 R)
• M17: 15,019,477 km (0.098 R)
• M18: 17,714,781 km (0.11 R)
• M19: 25,880,132 km (0.114 R)
• M20: 26,942,128 km (0.109 R)
• M21: 30,535,319 km (0.092 R)
• M22: 31,600,605 km (0.041 R)
• M23: 32,936,066 km (0.03 R)
• M24: 33,680,165 km (0.083 R)
• M25: 37,301,182 km (0.036 R)
• M26: 37,973,923 km (0.098 R)
• M27: 38,654,743 km (0.044 R)
• M28: 40,888,240 km (0.074 R)
• M29: 41,173,373 km (0.099 R)
• M30: 45,001,134 km (0.089 R)
• M31: 46,689,645 km (0.091 R)
• M32: 47,001,108 km (0.086 R)
• M33: 48,579,365 km (0.095 R)
• M34: 57,180,645 km (0.082 R)
• M35: 57,895,274 km (0.103 R)
• M36: 58,254,757 km (0.042 R)
• M37: 58,615,737 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 12,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit