🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 8.7

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.81 AU - 1.35 AU

Year: 748 Days

Day: 6.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,291,824 km

• M1: 108,159 km (0.076 R)
• M2: 522,097 km (0.082 R)
• M3: 804,388 km (0.088 R)
• M4: 1,148,313 km (0.077 R)
• M5: 1,590,076 km (0.06 R)
• M6: 2,093,921 km (0.085 R)
• M7: 3,597,530 km (0.082 R)
• M8: 3,971,674 km (0.05 R)
• M9: 4,403,413 km (0.098 R)
• M10: 5,270,333 km (0.105 R)
• M11: 5,545,743 km (0.094 R)
• M12: 5,908,667 km (0.092 R)
• M13: 6,327,990 km (0.101 R)
• M14: 6,896,312 km (0.101 R)
• M15: 7,498,144 km (0.096 R)
• M16: 7,966,236 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633

Radius: 11.9

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.91 AU - 1.31 AU

Year: 780 Days

Day: 8.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,291,824 km

• M1: 153,936 km (0.084 R)
• M2: 804,537 km (0.112 R)
• M3: 1,387,670 km (0.055 R)
• M4: 1,841,699 km (0.106 R)
• M5: 2,757,986 km (0.08 R)
• M6: 3,541,430 km (0.107 R)
• M7: 4,183,355 km (0.084 R)
• M8: 4,884,520 km (0.119 R)
• M9: 5,777,320 km (0.111 R)
• M10: 6,252,742 km (0.107 R)

Asteroid Belt

Center: 2.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.9

Radius: 10.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.82 AU - 3.48 AU

Year: 3728 Days

Day: 10.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,291,824 km

• M1: 131,945 km (0.075 R)
• M2: 616,044 km (0.117 R)
• M3: 1,202,019 km (0.101 R)
• M4: 2,120,550 km (0.077 R)
• M5: 3,532,903 km (0.109 R)
• M6: 4,450,237 km (0.103 R)
• M7: 5,386,720 km (0.088 R)
• M8: 5,763,258 km (0.071 R)
• M9: 6,128,576 km (0.119 R)
• M10: 7,647,144 km (0.082 R)
• M11: 9,990,295 km (0.078 R)
• M12: 12,172,180 km (0.091 R)
• M13: 16,881,073 km (0.079 R)
• M14: 18,224,162 km (0.105 R)
• M15: 18,586,039 km (0.118 R)
• M16: 19,637,413 km (0.102 R)
• M17: 22,404,376 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.4

Radius: 9.1

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.32 AU - 6.82 AU

Year: 8766 Days

Day: 9.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,291,824 km

• M1: 114,442 km (0.074 R)
• M2: 484,996 km (0.113 R)
• M3: 810,820 km (0.119 R)
• M4: 1,102,536 km (0.109 R)
• M5: 1,404,425 km (0.1 R)
• M6: 2,049,640 km (0.107 R)
• M7: 2,606,593 km (0.103 R)
• M8: 4,953,634 km (0.092 R)
• M9: 6,648,877 km (0.079 R)
• M10: 8,613,696 km (0.083 R)
• M11: 9,498,567 km (0.065 R)
• M12: 11,552,097 km (0.105 R)
• M13: 15,162,492 km (0.107 R)
• M14: 15,541,274 km (0.117 R)
• M15: 19,462,234 km (0.1 R)
• M16: 20,981,101 km (0.089 R)
• M17: 23,071,732 km (0.074 R)
• M18: 25,652,295 km (0.096 R)
• M19: 26,010,283 km (0.083 R)
• M20: 27,011,990 km (0.112 R)
• M21: 28,610,593 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.1

Radius: 7.9

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.81 AU - 7.59 AU

Year: 12883 Days

Day: 21.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,291,824 km

• M1: 98,286 km (0.077 R)
• M2: 408,402 km (0.044 R)
• M3: 920,027 km (0.062 R)
• M4: 1,232,238 km (0.096 R)
• M5: 1,515,576 km (0.082 R)
• M6: 3,071,543 km (0.068 R)
• M7: 3,352,189 km (0.086 R)
• M8: 4,712,333 km (0.071 R)
• M9: 6,557,922 km (0.097 R)
• M10: 6,867,290 km (0.083 R)
• M11: 7,226,924 km (0.057 R)
• M12: 9,074,607 km (0.089 R)
• M13: 10,158,443 km (0.094 R)
• M14: 11,942,697 km (0.105 R)
• M15: 12,581,331 km (0.119 R)
• M16: 13,426,558 km (0.096 R)
• M17: 14,309,336 km (0.111 R)
• M18: 15,096,220 km (0.116 R)
• M19: 17,704,310 km (0.076 R)
• M20: 22,811,282 km (0.088 R)
• M21: 23,165,230 km (0.1 R)
• M22: 24,341,070 km (0.114 R)
• M23: 26,323,541 km (0.099 R)
• M24: 28,005,469 km (0.086 R)
• M25: 28,513,504 km (0.079 R)
• M26: 29,027,522 km (0.116 R)
• M27: 30,607,126 km (0.05 R)
• M28: 35,451,554 km (0.111 R)
• M29: 37,132,884 km (0.088 R)
• M30: 37,993,072 km (0.059 R)
• M31: 39,625,933 km (0.082 R)
• M32: 40,009,352 km (0.117 R)
• M33: 43,843,546 km (0.097 R)
• M34: 44,253,593 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.3

Radius: 6.9

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.28 AU - 11.04 AU

Year: 20021 Days

Day: 20.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,291,824 km

• M1: 89,160 km (0.112 R)
• M2: 405,560 km (0.107 R)
• M3: 729,589 km (0.082 R)
• M4: 2,428,273 km (0.07 R)
• M5: 3,279,933 km (0.113 R)
• M6: 4,113,493 km (0.102 R)
• M7: 4,420,617 km (0.1 R)
• M8: 5,974,789 km (0.046 R)
• M9: 6,595,621 km (0.099 R)
• M10: 6,874,621 km (0.095 R)
• M11: 7,406,591 km (0.08 R)
• M12: 8,017,698 km (0.104 R)
• M13: 11,190,220 km (0.049 R)
• M14: 11,789,808 km (0.08 R)
• M15: 13,125,418 km (0.108 R)
• M16: 14,326,090 km (0.118 R)
• M17: 18,456,787 km (0.118 R)
• M18: 21,342,380 km (0.101 R)
• M19: 24,961,003 km (0.118 R)
• M20: 25,298,646 km (0.11 R)
• M21: 27,868,737 km (0.118 R)
• M22: 31,254,286 km (0.107 R)
• M23: 34,904,474 km (0.079 R)
• M24: 36,038,277 km (0.086 R)
• M25: 48,059,962 km (0.035 R)
• M26: 51,798,861 km (0.085 R)
• M27: 52,716,794 km (0.114 R)
• M28: 54,207,985 km (0.114 R)
• M29: 58,651,640 km (0.119 R)
• M30: 61,063,607 km (0.113 R)
• M31: 66,299,532 km (0.071 R)
• M32: 70,697,710 km (0.093 R)
• M33: 76,938,334 km (0.068 R)
• M34: 78,373,277 km (0.091 R)
• M35: 79,826,022 km (0.08 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 17,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit