🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.1

Radius: 10.4

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.3 AU - 1.56 AU

Year: 1087 Days

Day: 5.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,287,163 km

• M1: 129,402 km (0.113 R)
• M2: 614,997 km (0.115 R)
• M3: 1,174,792 km (0.079 R)
• M4: 1,945,371 km (0.118 R)
• M5: 2,482,876 km (0.086 R)
• M6: 2,843,856 km (0.069 R)
• M7: 3,642,559 km (0.098 R)
• M8: 4,343,275 km (0.112 R)
• M9: 4,981,459 km (0.114 R)
• M10: 7,227,672 km (0.061 R)
• M11: 7,617,524 km (0.114 R)
• M12: 9,121,581 km (0.102 R)
• M13: 9,519,511 km (0.089 R)
• M14: 9,928,960 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.8

Radius: 9.9

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.43 AU - 1.87 AU

Year: 1348 Days

Day: 8.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,287,163 km

• M1: 123,269 km (0.115 R)
• M2: 507,286 km (0.071 R)
• M3: 1,180,626 km (0.115 R)
• M4: 4,152,986 km (0.087 R)
• M5: 5,759,668 km (0.109 R)
• M6: 6,371,074 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.3

Radius: 14.2

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.66 AU - 1.96 AU

Year: 1548 Days

Day: 14.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,287,163 km

• M1: 176,525 km (0.103 R)
• M2: 720,613 km (0.106 R)
• M3: 1,287,888 km (0.049 R)
• M4: 1,771,837 km (0.117 R)
• M5: 2,917,009 km (0.067 R)
• M6: 3,369,692 km (0.095 R)
• M7: 4,086,864 km (0.115 R)
• M8: 4,962,461 km (0.085 R)
• M9: 5,893,707 km (0.065 R)
• M10: 6,696,150 km (0.1 R)
• M11: 7,518,639 km (0.111 R)
• M12: 8,103,567 km (0.087 R)
• M13: 9,638,591 km (0.089 R)
• M14: 10,265,705 km (0.112 R)
• M15: 10,753,843 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900

Radius: 11.1

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.69 AU - 2.39 AU

Year: 1853 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,287,163 km

• M1: 138,079 km (0.093 R)
• M2: 505,641 km (0.08 R)
• M3: 901,626 km (0.107 R)
• M4: 1,680,134 km (0.071 R)
• M5: 2,033,035 km (0.082 R)
• M6: 2,907,734 km (0.07 R)
• M7: 3,272,005 km (0.103 R)
• M8: 4,132,342 km (0.115 R)
• M9: 4,721,458 km (0.104 R)
• M10: 5,459,125 km (0.109 R)
• M11: 7,334,634 km (0.106 R)
• M12: 7,684,693 km (0.091 R)
• M13: 8,965,999 km (0.11 R)
• M14: 9,849,374 km (0.098 R)
• M15: 10,494,141 km (0.053 R)
• M16: 12,974,923 km (0.099 R)
• M17: 13,488,342 km (0.041 R)
• M18: 16,163,452 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.1

Radius: 5.9

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.04 AU - 11.32 AU

Year: 17685 Days

Day: 16.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,287,163 km

• M1: 73,303 km (0.102 R)
• M2: 422,913 km (0.119 R)
• M3: 685,607 km (0.081 R)
• M4: 875,447 km (0.074 R)
• M5: 1,564,195 km (0.099 R)
• M6: 1,865,785 km (0.069 R)
• M7: 2,075,670 km (0.062 R)
• M8: 2,736,295 km (0.089 R)
• M9: 3,934,723 km (0.094 R)
• M10: 5,104,728 km (0.11 R)
• M11: 5,990,796 km (0.088 R)
• M12: 6,529,498 km (0.08 R)
• M13: 7,226,624 km (0.095 R)
• M14: 10,298,617 km (0.1 R)
• M15: 10,624,890 km (0.062 R)
• M16: 11,355,526 km (0.094 R)
• M17: 11,940,004 km (0.079 R)
• M18: 13,424,315 km (0.097 R)
• M19: 14,479,578 km (0.118 R)
• M20: 17,357,841 km (0.097 R)
• M21: 18,449,157 km (0.078 R)
• M22: 19,093,027 km (0.099 R)
• M23: 21,464,302 km (0.044 R)
• M24: 22,086,480 km (0.068 R)
• M25: 24,599,126 km (0.113 R)
• M26: 24,889,495 km (0.081 R)
• M27: 25,477,265 km (0.112 R)
• M28: 30,294,317 km (0.045 R)
• M29: 32,682,048 km (0.064 R)
• M30: 35,192,450 km (0.096 R)
• M31: 35,932,661 km (0.111 R)
• M32: 36,809,304 km (0.104 R)
• M33: 43,067,731 km (0.103 R)
• M34: 46,226,340 km (0.047 R)
• M35: 47,561,950 km (0.115 R)
• M36: 54,135,729 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 19,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit