🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.9

Radius: 14.7

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.54 AU - 0.9 AU

Year: 429 Days

Day: 11.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 177.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 73,269,017 km

• M1: 182,809 km (0.101 R)
• M2: 822,639 km (0.07 R)
• M3: 1,626,877 km (0.1 R)
• M4: 2,430,068 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.8

Radius: 9.3

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.83 AU - 1.11 AU

Year: 672 Days

Day: 8.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,269,017 km

• M1: 115,789 km (0.101 R)
• M2: 409,150 km (0.11 R)
• M3: 719,267 km (0.113 R)
• M4: 1,210,396 km (0.075 R)
• M5: 1,546,393 km (0.08 R)
• M6: 1,870,123 km (0.089 R)
• M7: 2,281,368 km (0.044 R)
• M8: 2,704,430 km (0.051 R)
• M9: 3,939,062 km (0.107 R)
• M10: 4,702,609 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.3

Radius: 13.4

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1 AU - 1.42 AU

Year: 936 Days

Day: 10.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,269,017 km

• M1: 166,652 km (0.081 R)
• M2: 852,558 km (0.089 R)
• M3: 1,350,420 km (0.106 R)
• M4: 2,064,301 km (0.039 R)
• M5: 2,711,312 km (0.106 R)
• M6: 3,605,458 km (0.029 R)
• M7: 4,250,524 km (0.085 R)
• M8: 4,792,966 km (0.052 R)
• M9: 5,381,335 km (0.053 R)
• M10: 7,088,845 km (0.106 R)
• M11: 7,706,983 km (0.095 R)
• M12: 8,808,173 km (0.045 R)
• M13: 9,354,953 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.7

Radius: 13.9

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.74 AU - 2.74 AU

Year: 2357 Days

Day: 7 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,269,017 km

• M1: 173,833 km (0.093 R)
• M2: 641,775 km (0.072 R)
• M3: 1,321,548 km (0.059 R)
• M4: 1,874,761 km (0.083 R)
• M5: 4,221,353 km (0.091 R)
• M6: 5,023,796 km (0.1 R)
• M7: 5,584,189 km (0.08 R)
• M8: 6,671,018 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 8.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.54 AU - 3.76 AU

Year: 4902 Days

Day: 14.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,269,017 km

• M1: 103,522 km (0.088 R)
• M2: 390,301 km (0.057 R)
• M3: 739,013 km (0.076 R)
• M4: 1,148,612 km (0.051 R)
• M5: 1,591,721 km (0.114 R)
• M6: 2,024,957 km (0.106 R)
• M7: 2,854,028 km (0.034 R)
• M8: 3,217,701 km (0.098 R)
• M9: 3,811,006 km (0.062 R)
• M10: 5,706,112 km (0.106 R)
• M11: 6,545,356 km (0.096 R)
• M12: 7,822,024 km (0.12 R)
• M13: 8,606,964 km (0.092 R)
• M14: 9,708,453 km (0.117 R)
• M15: 11,319,622 km (0.104 R)
• M16: 12,412,883 km (0.038 R)
• M17: 12,961,908 km (0.12 R)
• M18: 13,384,222 km (0.053 R)
• M19: 13,961,670 km (0.091 R)
• M20: 15,166,083 km (0.048 R)
• M21: 16,167,491 km (0.065 R)
• M22: 17,895,346 km (0.056 R)
• M23: 18,360,446 km (0.04 R)
• M24: 18,953,153 km (0.093 R)
• M25: 21,713,682 km (0.096 R)
• M26: 22,109,817 km (0.059 R)

Asteroid Belt

Center: 6.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841.4

Radius: 5.5

Gravity: 27.81 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.93 AU - 8.83 AU

Year: 17052 Days

Day: 18.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 73,269,017 km

• M1: 69,563 km (0.089 R)
• M2: 244,593 km (0.1 R)
• M3: 467,493 km (0.091 R)
• M4: 689,796 km (0.083 R)
• M5: 1,384,827 km (0.079 R)
• M6: 1,675,347 km (0.099 R)
• M7: 1,986,061 km (0.103 R)
• M8: 3,716,460 km (0.113 R)
• M9: 3,928,590 km (0.085 R)
• M10: 4,477,763 km (0.072 R)
• M11: 5,970,002 km (0.071 R)
• M12: 6,177,195 km (0.066 R)
• M13: 6,432,409 km (0.117 R)
• M14: 6,918,303 km (0.104 R)
• M15: 7,716,857 km (0.066 R)
• M16: 8,113,291 km (0.076 R)
• M17: 12,854,795 km (0.119 R)
• M18: 13,061,839 km (0.101 R)
• M19: 19,986,126 km (0.112 R)
• M20: 21,498,261 km (0.085 R)
• M21: 22,282,154 km (0.059 R)
• M22: 24,748,275 km (0.109 R)
• M23: 27,618,759 km (0.029 R)
• M24: 27,963,582 km (0.079 R)
• M25: 30,949,855 km (0.11 R)
• M26: 32,840,173 km (0.09 R)
• M27: 35,885,687 km (0.093 R)
• M28: 37,406,798 km (0.113 R)
• M29: 39,404,079 km (0.069 R)
• M30: 41,171,728 km (0.108 R)
• M31: 42,991,436 km (0.099 R)
• M32: 48,271,194 km (0.045 R)
• M33: 48,604,498 km (0.092 R)
• M34: 50,635,887 km (0.097 R)
• M35: 52,547,150 km (0.09 R)
• M36: 52,899,752 km (0.063 R)
• M37: 61,451,664 km (0.044 R)
• M38: 62,236,155 km (0.118 R)
• M39: 66,876,681 km (0.114 R)
• M40: 68,753,536 km (0.073 R)
• M41: 70,024,220 km (0.09 R)
• M42: 71,742,501 km (0.025 R)
• M43: 72,830,676 km (0.056 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: 371 - 10,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit