🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.7

Radius: 15

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.59 AU - 0.67 AU

Year: 339 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,050,726 km

• M1: 186,848 km (0.117 R)
• M2: 732,282 km (0.1 R)
• M3: 1,369,868 km (0.048 R)
• M4: 1,848,132 km (0.101 R)
• M5: 2,357,812 km (0.107 R)
• M6: 2,952,763 km (0.107 R)
• M7: 3,482,788 km (0.095 R)
• M8: 4,475,370 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.5

Radius: 14.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.64 AU - 0.96 AU

Year: 485 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,050,726 km

• M1: 175,329 km (0.079 R)
• M2: 682,316 km (0.057 R)
• M3: 1,575,266 km (0.106 R)
• M4: 2,042,909 km (0.046 R)
• M5: 2,502,473 km (0.069 R)
• M6: 3,055,088 km (0.108 R)
• M7: 3,583,767 km (0.092 R)
• M8: 4,116,036 km (0.054 R)
• M9: 4,576,498 km (0.098 R)
• M10: 5,255,822 km (0.057 R)
• M11: 6,303,905 km (0.113 R)
• M12: 6,756,588 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.8

Radius: 11.5

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.01 AU - 2.49 AU

Year: 2289 Days

Day: 13.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 63.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,050,726 km

• M1: 143,016 km (0.092 R)
• M2: 848,370 km (0.102 R)
• M3: 1,316,012 km (0.055 R)
• M4: 2,359,158 km (0.109 R)
• M5: 2,763,970 km (0.063 R)
• M6: 3,732,616 km (0.118 R)
• M7: 4,711,884 km (0.055 R)
• M8: 5,447,457 km (0.101 R)
• M9: 5,808,586 km (0.075 R)
• M10: 7,471,067 km (0.117 R)
• M11: 8,118,976 km (0.064 R)
• M12: 8,501,497 km (0.051 R)
• M13: 9,176,333 km (0.076 R)
• M14: 9,689,454 km (0.114 R)
• M15: 10,668,123 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.5

Radius: 14

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.72 AU - 5.84 AU

Year: 8229 Days

Day: 9.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,050,726 km

• M1: 190,139 km (0.118 R)
• M2: 688,749 km (0.041 R)
• M3: 2,994,052 km (0.117 R)
• M4: 4,268,476 km (0.11 R)
• M5: 5,381,933 km (0.106 R)
• M6: 6,837,371 km (0.038 R)
• M7: 7,555,440 km (0.117 R)
• M8: 10,726,616 km (0.109 R)
• M9: 12,157,669 km (0.083 R)
• M10: 19,108,435 km (0.112 R)
• M11: 20,073,192 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.2

Radius: 13

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.02 AU - 5.7 AU

Year: 8417 Days

Day: 8.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,050,726 km

• M1: 162,164 km (0.067 R)
• M2: 692,040 km (0.05 R)
• M3: 1,287,140 km (0.116 R)
• M4: 1,725,611 km (0.105 R)
• M5: 2,231,402 km (0.089 R)
• M6: 3,061,221 km (0.093 R)
• M7: 3,618,772 km (0.078 R)
• M8: 4,191,134 km (0.119 R)
• M9: 5,393,003 km (0.104 R)
• M10: 6,210,705 km (0.062 R)
• M11: 8,511,221 km (0.055 R)
• M12: 9,900,237 km (0.104 R)
• M13: 10,823,256 km (0.116 R)
• M14: 11,228,667 km (0.086 R)
• M15: 12,784,634 km (0.076 R)
• M16: 13,702,267 km (0.083 R)
• M17: 14,786,553 km (0.08 R)
• M18: 16,652,936 km (0.096 R)
• M19: 17,194,330 km (0.12 R)
• M20: 18,170,008 km (0.112 R)
• M21: 19,552,741 km (0.104 R)
• M22: 21,797,008 km (0.087 R)
• M23: 23,441,687 km (0.053 R)
• M24: 25,881,180 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.8

Radius: 7.9

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.08 AU - 6.82 AU

Year: 9844 Days

Day: 16.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,050,726 km

• M1: 99,183 km (0.072 R)
• M2: 714,031 km (0.096 R)
• M3: 1,380,639 km (0.111 R)
• M4: 2,333,128 km (0.043 R)
• M5: 3,694,319 km (0.116 R)
• M6: 4,440,962 km (0.115 R)
• M7: 8,318,689 km (0.099 R)
• M8: 9,446,806 km (0.08 R)
• M9: 10,253,438 km (0.091 R)
• M10: 10,726,915 km (0.116 R)
• M11: 11,214,904 km (0.115 R)
• M12: 11,548,357 km (0.101 R)
• M13: 12,003,284 km (0.042 R)
• M14: 14,007,297 km (0.112 R)
• M15: 14,854,620 km (0.058 R)
• M16: 17,305,482 km (0.096 R)
• M17: 17,901,330 km (0.115 R)
• M18: 18,976,939 km (0.028 R)
• M19: 21,003,840 km (0.11 R)
• M20: 22,726,011 km (0.085 R)
• M21: 24,820,381 km (0.075 R)
• M22: 26,645,026 km (0.11 R)
• M23: 27,439,391 km (0.111 R)
• M24: 28,351,788 km (0.063 R)
• M25: 29,705,350 km (0.094 R)
• M26: 31,760,077 km (0.074 R)
• M27: 34,023,493 km (0.101 R)
• M28: 36,271,350 km (0.045 R)
• M29: 38,114,545 km (0.05 R)
• M30: 38,868,968 km (0.081 R)
• M31: 41,455,664 km (0.103 R)
• M32: 44,017,378 km (0.057 R)
• M33: 44,569,843 km (0.04 R)
• M34: 46,539,748 km (0.044 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 13,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit