🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.4

Radius: 13.7

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.78 AU - 2.48 AU

Year: 2108 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,999,532 km

• M1: 170,392 km (0.094 R)
• M2: 641,027 km (0.11 R)
• M3: 1,221,467 km (0.096 R)
• M4: 1,864,887 km (0.097 R)
• M5: 2,985,824 km (0.119 R)
• M6: 3,875,034 km (0.101 R)
• M7: 4,366,014 km (0.046 R)
• M8: 5,708,954 km (0.081 R)
• M9: 6,262,466 km (0.11 R)
• M10: 6,987,417 km (0.087 R)
• M11: 7,841,621 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.5

Radius: 14.7

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.68 AU - 2.74 AU

Year: 2228 Days

Day: 13.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,999,532 km

• M1: 182,809 km (0.102 R)
• M2: 801,396 km (0.102 R)
• M3: 1,316,012 km (0.089 R)
• M4: 1,782,758 km (0.113 R)
• M5: 2,244,716 km (0.105 R)
• M6: 2,713,556 km (0.099 R)
• M7: 5,224,107 km (0.111 R)
• M8: 5,957,286 km (0.077 R)
• M9: 10,435,798 km (0.108 R)
• M10: 11,242,729 km (0.062 R)
• M11: 12,383,263 km (0.107 R)
• M12: 13,510,184 km (0.104 R)
• M13: 14,283,156 km (0.053 R)
• M14: 14,798,969 km (0.072 R)
• M15: 16,935,975 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.1

Radius: 13.6

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.78 AU - 5 AU

Year: 7334 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,999,532 km

• M1: 169,494 km (0.078 R)
• M2: 631,901 km (0.112 R)
• M3: 1,129,614 km (0.086 R)
• M4: 1,925,923 km (0.082 R)
• M5: 2,380,850 km (0.12 R)
• M6: 2,848,044 km (0.04 R)
• M7: 3,582,869 km (0.06 R)
• M8: 4,550,767 km (0.108 R)
• M9: 6,081,602 km (0.117 R)
• M10: 6,745,667 km (0.112 R)
• M11: 8,219,505 km (0.105 R)
• M12: 9,711,744 km (0.114 R)
• M13: 11,377,816 km (0.116 R)
• M14: 12,116,530 km (0.082 R)
• M15: 12,775,060 km (0.101 R)
• M16: 14,956,945 km (0.119 R)
• M17: 16,698,862 km (0.11 R)
• M18: 17,171,741 km (0.07 R)
• M19: 20,736,808 km (0.095 R)
• M20: 22,733,640 km (0.096 R)
• M21: 26,463,265 km (0.119 R)
• M22: 30,885,228 km (0.119 R)
• M23: 33,484,043 km (0.105 R)
• M24: 35,332,324 km (0.03 R)
• M25: 36,451,017 km (0.042 R)
• M26: 37,133,333 km (0.111 R)
• M27: 37,708,537 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.2

Radius: 8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.21 AU - 6.31 AU

Year: 8182 Days

Day: 6.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,999,532 km

• M1: 103,372 km (0.093 R)
• M2: 391,498 km (0.087 R)
• M3: 1,022,352 km (0.107 R)
• M4: 1,428,660 km (0.076 R)
• M5: 1,791,584 km (0.107 R)
• M6: 2,828,297 km (0.083 R)
• M7: 3,165,042 km (0.087 R)
• M8: 4,919,227 km (0.106 R)
• M9: 5,810,381 km (0.073 R)
• M10: 6,356,713 km (0.118 R)
• M11: 12,967,293 km (0.06 R)
• M12: 15,839,423 km (0.115 R)
• M13: 16,904,260 km (0.101 R)
• M14: 28,464,286 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.8

Radius: 3.1

Gravity: 52.42 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.36 AU - 6.62 AU

Year: 9943 Days

Day: 21.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,999,532 km

• M1: 38,596 km (0.076 R)
• M2: 181,013 km (0.071 R)
• M3: 285,582 km (0.087 R)
• M4: 460,612 km (0.054 R)
• M5: 1,166,714 km (0.091 R)
• M6: 1,284,597 km (0.112 R)
• M7: 1,761,216 km (0.104 R)
• M8: 1,932,804 km (0.113 R)
• M9: 2,081,505 km (0.045 R)
• M10: 2,477,042 km (0.1 R)
• M11: 4,624,818 km (0.067 R)
• M12: 5,293,521 km (0.103 R)
• M13: 7,009,857 km (0.09 R)
• M14: 7,847,156 km (0.086 R)
• M15: 9,433,791 km (0.064 R)
• M16: 11,327,700 km (0.101 R)
• M17: 11,487,172 km (0.069 R)
• M18: 13,460,368 km (0.094 R)
• M19: 14,936,749 km (0.108 R)
• M20: 15,517,039 km (0.119 R)
• M21: 16,722,648 km (0.066 R)
• M22: 16,929,542 km (0.039 R)
• M23: 17,207,944 km (0.101 R)
• M24: 18,061,549 km (0.091 R)
• M25: 18,646,028 km (0.074 R)
• M26: 21,110,354 km (0.1 R)
• M27: 21,595,350 km (0.088 R)
• M28: 22,170,554 km (0.061 R)
• M29: 22,336,608 km (0.112 R)
• M30: 22,755,781 km (0.071 R)
• M31: 25,563,135 km (0.092 R)
• M32: 27,621,751 km (0.101 R)
• M33: 30,193,637 km (0.109 R)
• M34: 30,809,083 km (0.116 R)
• M35: 32,064,808 km (0.072 R)
• M36: 33,136,976 km (0.115 R)
• M37: 36,381,305 km (0.096 R)
• M38: 37,901,817 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.3

Radius: 5.6

Gravity: 26.16 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.42 AU - 7.7 AU

Year: 14099 Days

Day: 15.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,999,532 km

• M1: 69,713 km (0.117 R)
• M2: 289,771 km (0.083 R)
• M3: 474,375 km (0.085 R)
• M4: 857,645 km (0.053 R)
• M5: 1,503,309 km (0.102 R)
• M6: 2,030,043 km (0.084 R)
• M7: 2,305,004 km (0.057 R)
• M8: 2,740,783 km (0.083 R)
• M9: 4,411,641 km (0.079 R)
• M10: 5,817,861 km (0.083 R)
• M11: 6,792,192 km (0.087 R)
• M12: 7,273,149 km (0.087 R)
• M13: 9,480,017 km (0.117 R)
• M14: 10,998,735 km (0.112 R)
• M15: 11,236,745 km (0.093 R)
• M16: 13,672,348 km (0.119 R)
• M17: 13,947,608 km (0.093 R)
• M18: 15,979,147 km (0.091 R)
• M19: 21,997,619 km (0.084 R)
• M20: 22,470,797 km (0.101 R)
• M21: 29,712,979 km (0.105 R)
• M22: 34,296,957 km (0.066 R)
• M23: 36,888,741 km (0.11 R)
• M24: 55,402,375 km (0.073 R)
• M25: 62,100,769 km (0.102 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 18,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit