🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.6

Radius: 10.4

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.83 AU - 1.39 AU

Year: 755 Days

Day: 14.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,713,218 km

• M1: 129,402 km (0.066 R)
• M2: 606,470 km (0.067 R)
• M3: 944,112 km (0.11 R)
• M4: 1,319,603 km (0.033 R)
• M5: 1,685,220 km (0.057 R)
• M6: 2,060,711 km (0.111 R)
• M7: 3,226,826 km (0.107 R)
• M8: 3,901,512 km (0.066 R)
• M9: 4,550,019 km (0.082 R)
• M10: 5,232,186 km (0.084 R)
• M11: 5,569,379 km (0.044 R)
• M12: 6,082,051 km (0.1 R)
• M13: 7,339,870 km (0.039 R)
• M14: 8,480,404 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.7

Radius: 10.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.53 AU - 2.25 AU

Year: 1678 Days

Day: 10.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,713,218 km

• M1: 126,859 km (0.106 R)
• M2: 522,396 km (0.033 R)
• M3: 857,495 km (0.058 R)
• M4: 1,192,594 km (0.111 R)
• M5: 1,763,161 km (0.115 R)
• M6: 2,164,232 km (0.08 R)
• M7: 2,573,083 km (0.1 R)
• M8: 3,244,778 km (0.069 R)
• M9: 3,597,530 km (0.086 R)
• M10: 5,604,235 km (0.088 R)
• M11: 6,937,900 km (0.087 R)
• M12: 7,444,588 km (0.087 R)
• M13: 8,896,436 km (0.091 R)
• M14: 9,853,563 km (0.098 R)
• M15: 12,122,813 km (0.098 R)
• M16: 12,779,697 km (0.084 R)
• M17: 13,137,087 km (0.026 R)
• M18: 13,747,446 km (0.115 R)
• M19: 14,164,824 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.4

Radius: 9.2

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.84 AU - 1.98 AU

Year: 1704 Days

Day: 12.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,713,218 km

• M1: 114,442 km (0.086 R)
• M2: 454,927 km (0.104 R)
• M3: 837,150 km (0.111 R)
• M4: 1,247,347 km (0.076 R)
• M5: 1,809,985 km (0.1 R)
• M6: 2,156,453 km (0.119 R)
• M7: 2,454,751 km (0.101 R)
• M8: 3,044,466 km (0.095 R)
• M9: 3,340,969 km (0.108 R)
• M10: 3,956,116 km (0.12 R)
• M11: 4,705,900 km (0.116 R)
• M12: 4,997,018 km (0.11 R)
• M13: 5,943,972 km (0.03 R)
• M14: 6,334,722 km (0.093 R)
• M15: 6,899,903 km (0.087 R)
• M16: 9,242,156 km (0.076 R)
• M17: 9,834,414 km (0.106 R)
• M18: 10,627,732 km (0.114 R)
• M19: 11,204,282 km (0.088 R)
• M20: 11,839,624 km (0.072 R)
• M21: 13,387,962 km (0.11 R)
• M22: 14,275,377 km (0.056 R)
• M23: 14,755,586 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552

Radius: 14.7

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.66 AU - 2.66 AU

Year: 2050 Days

Day: 13.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 92.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,713,218 km

• M1: 182,958 km (0.112 R)
• M2: 661,821 km (0.111 R)
• M3: 1,497,026 km (0.032 R)
• M4: 2,018,973 km (0.058 R)
• M5: 2,622,600 km (0.06 R)
• M6: 3,126,446 km (0.102 R)
• M7: 3,712,570 km (0.051 R)
• M8: 4,548,374 km (0.098 R)
• M9: 6,193,053 km (0.098 R)
• M10: 7,205,830 km (0.06 R)
• M11: 7,969,827 km (0.073 R)
• M12: 8,756,113 km (0.07 R)
• M13: 9,963,517 km (0.063 R)
• M14: 10,696,846 km (0.1 R)
• M15: 12,468,833 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.8

Radius: 12.2

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.03 AU - 5.03 AU

Year: 5224 Days

Day: 6.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,713,218 km

• M1: 151,692 km (0.119 R)
• M2: 852,558 km (0.078 R)
• M3: 1,274,723 km (0.076 R)
• M4: 2,054,876 km (0.113 R)
• M5: 2,538,676 km (0.118 R)
• M6: 3,182,246 km (0.106 R)
• M7: 3,589,451 km (0.119 R)
• M8: 4,979,515 km (0.08 R)
• M9: 5,432,647 km (0.106 R)
• M10: 6,017,874 km (0.092 R)
• M11: 7,285,117 km (0.062 R)
• M12: 7,744,831 km (0.103 R)
• M13: 8,289,368 km (0.092 R)
• M14: 8,756,711 km (0.09 R)
• M15: 9,854,760 km (0.096 R)
• M16: 10,379,848 km (0.08 R)
• M17: 11,733,111 km (0.073 R)
• M18: 13,066,476 km (0.074 R)
• M19: 13,746,848 km (0.096 R)
• M20: 14,884,539 km (0.097 R)
• M21: 17,727,198 km (0.093 R)
• M22: 18,392,460 km (0.117 R)
• M23: 18,845,143 km (0.096 R)
• M24: 19,655,215 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.6

Radius: 3.8

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.35 AU - 8.07 AU

Year: 11223 Days

Day: 20.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,713,218 km

• M1: 49,068 km (0.119 R)
• M2: 187,596 km (0.066 R)
• M3: 385,813 km (0.103 R)
• M4: 687,701 km (0.105 R)
• M5: 1,120,937 km (0.118 R)
• M6: 1,470,547 km (0.105 R)
• M7: 2,073,726 km (0.064 R)
• M8: 2,772,946 km (0.066 R)
• M9: 7,120,410 km (0.091 R)
• M10: 9,106,471 km (0.111 R)
• M11: 9,969,352 km (0.113 R)
• M12: 11,479,692 km (0.095 R)
• M13: 14,396,850 km (0.096 R)
• M14: 17,339,440 km (0.102 R)
• M15: 18,402,932 km (0.09 R)
• M16: 18,595,015 km (0.054 R)
• M17: 18,918,147 km (0.082 R)
• M18: 19,842,811 km (0.084 R)
• M19: 20,935,923 km (0.101 R)
• M20: 23,919,353 km (0.031 R)
• M21: 24,378,319 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.4

Radius: 7.1

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.37 AU - 11.45 AU

Year: 20143 Days

Day: 21.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,713,218 km

• M1: 88,263 km (0.097 R)
• M2: 310,266 km (0.085 R)
• M3: 624,870 km (0.051 R)
• M4: 922,869 km (0.114 R)
• M5: 1,223,262 km (0.06 R)
• M6: 1,497,774 km (0.025 R)
• M7: 1,730,548 km (0.104 R)
• M8: 2,173,059 km (0.119 R)
• M9: 2,601,208 km (0.119 R)
• M10: 3,904,355 km (0.114 R)
• M11: 4,227,785 km (0.04 R)
• M12: 4,795,958 km (0.044 R)
• M13: 5,967,908 km (0.111 R)
• M14: 7,146,141 km (0.076 R)
• M15: 9,015,366 km (0.092 R)
• M16: 9,900,537 km (0.111 R)
• M17: 10,559,366 km (0.029 R)
• M18: 11,903,353 km (0.104 R)
• M19: 14,093,316 km (0.113 R)
• M20: 19,169,022 km (0.113 R)
• M21: 22,998,578 km (0.101 R)
• M22: 26,782,208 km (0.119 R)
• M23: 32,963,592 km (0.079 R)
• M24: 36,319,072 km (0.108 R)
• M25: 38,278,355 km (0.034 R)
• M26: 41,557,840 km (0.081 R)
• M27: 46,366,214 km (0.095 R)
• M28: 48,358,110 km (0.06 R)
• M29: 50,887,062 km (0.044 R)
• M30: 52,347,586 km (0.075 R)
• M31: 52,840,661 km (0.098 R)
• M32: 54,506,283 km (0.111 R)
• M33: 57,070,092 km (0.078 R)
• M34: 58,469,879 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 12,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit