🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.4

Radius: 8.8

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.49 AU - 0.65 AU

Year: 297 Days

Day: 6.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 77,408,076 km

• M1: 109,506 km (0.089 R)
• M2: 468,541 km (0.077 R)
• M3: 897,737 km (0.073 R)
• M4: 1,200,373 km (0.089 R)
• M5: 1,687,614 km (0.036 R)
• M6: 2,738,987 km (0.106 R)
• M7: 3,114,628 km (0.097 R)
• M8: 3,597,829 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.8

Radius: 11.1

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.9 AU - 0.98 AU

Year: 629 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,408,076 km

• M1: 138,677 km (0.097 R)
• M2: 532,718 km (0.051 R)
• M3: 879,635 km (0.071 R)
• M4: 1,466,807 km (0.111 R)
• M5: 1,871,320 km (0.097 R)
• M6: 2,350,482 km (0.102 R)
• M7: 2,944,385 km (0.076 R)
• M8: 3,545,619 km (0.118 R)
• M9: 4,241,698 km (0.063 R)
• M10: 4,707,695 km (0.085 R)
• M11: 6,372,420 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.9

Radius: 13.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.78 AU - 4.48 AU

Year: 5793 Days

Day: 13.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,408,076 km

• M1: 171,589 km (0.11 R)
• M2: 897,288 km (0.105 R)
• M3: 1,835,566 km (0.09 R)
• M4: 2,437,099 km (0.043 R)
• M5: 3,107,297 km (0.104 R)
• M6: 3,827,462 km (0.098 R)
• M7: 4,419,121 km (0.078 R)
• M8: 4,874,796 km (0.098 R)
• M9: 5,451,346 km (0.09 R)
• M10: 7,348,547 km (0.115 R)
• M11: 8,589,611 km (0.041 R)
• M12: 9,876,003 km (0.106 R)
• M13: 10,994,696 km (0.12 R)
• M14: 13,098,939 km (0.09 R)
• M15: 14,103,040 km (0.113 R)
• M16: 15,338,419 km (0.094 R)
• M17: 16,902,016 km (0.049 R)
• M18: 17,622,629 km (0.075 R)
• M19: 18,776,627 km (0.116 R)
• M20: 19,336,871 km (0.118 R)
• M21: 20,712,124 km (0.076 R)
• M22: 22,229,346 km (0.076 R)
• M23: 22,777,473 km (0.116 R)
• M24: 25,399,175 km (0.105 R)
• M25: 25,998,464 km (0.079 R)
• M26: 27,493,097 km (0.094 R)
• M27: 28,216,103 km (0.086 R)
• M28: 29,794,361 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.4

Radius: 5

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.92 AU - 9.1 AU

Year: 17136 Days

Day: 23 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,408,076 km

• M1: 64,776 km (0.056 R)
• M2: 239,955 km (0.118 R)
• M3: 462,856 km (0.107 R)
• M4: 2,288,847 km (0.067 R)
• M5: 2,452,507 km (0.055 R)
• M6: 3,107,896 km (0.029 R)
• M7: 4,299,892 km (0.112 R)
• M8: 5,024,843 km (0.116 R)
• M9: 7,541,378 km (0.079 R)
• M10: 8,827,471 km (0.073 R)
• M11: 12,618,281 km (0.105 R)
• M12: 13,131,402 km (0.117 R)
• M13: 13,711,692 km (0.116 R)
• M14: 14,474,940 km (0.115 R)
• M15: 18,588,283 km (0.093 R)
• M16: 19,726,424 km (0.093 R)
• M17: 20,557,141 km (0.086 R)
• M18: 22,288,288 km (0.074 R)
• M19: 23,037,324 km (0.113 R)
• M20: 26,284,795 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.3

Radius: 3.4

Gravity: 73.56 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 8.06 AU - 9.8 AU

Year: 18420 Days

Day: 18 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,408,076 km

• M1: 42,785 km (0.055 R)
• M2: 163,062 km (0.082 R)
• M3: 353,201 km (0.108 R)
• M4: 589,864 km (0.074 R)
• M5: 779,405 km (0.118 R)
• M6: 923,468 km (0.115 R)
• M7: 1,125,275 km (0.096 R)
• M8: 1,449,753 km (0.08 R)
• M9: 1,758,822 km (0.057 R)
• M10: 1,890,319 km (0.053 R)
• M11: 2,259,077 km (0.047 R)
• M12: 2,747,365 km (0.057 R)
• M13: 3,387,793 km (0.091 R)
• M14: 3,621,914 km (0.109 R)
• M15: 4,254,115 km (0.09 R)
• M16: 4,993,727 km (0.057 R)
• M17: 5,105,925 km (0.074 R)
• M18: 5,897,896 km (0.07 R)
• M19: 6,323,053 km (0.119 R)
• M20: 7,820,977 km (0.106 R)
• M21: 10,124,933 km (0.053 R)
• M22: 12,292,457 km (0.034 R)
• M23: 14,219,577 km (0.098 R)
• M24: 21,190,987 km (0.038 R)
• M25: 23,624,945 km (0.099 R)
• M26: 27,267,054 km (0.112 R)
• M27: 32,032,494 km (0.101 R)
• M28: 36,615,276 km (0.073 R)
• M29: 37,039,535 km (0.117 R)
• M30: 39,357,255 km (0.117 R)
• M31: 42,543,390 km (0.113 R)
• M32: 44,439,095 km (0.099 R)
• M33: 48,738,089 km (0.061 R)
• M34: 56,254,185 km (0.087 R)
• M35: 57,007,859 km (0.118 R)
• M36: 67,215,221 km (0.033 R)
• M37: 71,529,025 km (0.101 R)
• M38: 74,203,985 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 12,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit