🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.15 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.79 AU - 2.79 AU

Year: 1306 Days

Day: 32 Hours

Environment

Temp: -95 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.51 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.4

Radius: 11.9

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.12 AU - 11.34 AU

Year: 13241 Days

Day: 8.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,397,253 km

• M1: 147,952 km (0.087 R)
• M2: 527,482 km (0.116 R)
• M3: 1,877,004 km (0.097 R)
• M4: 3,609,348 km (0.09 R)
• M5: 5,965,065 km (0.078 R)
• M6: 6,696,150 km (0.096 R)
• M7: 11,451,717 km (0.088 R)
• M8: 17,010,325 km (0.096 R)
• M9: 17,541,996 km (0.118 R)
• M10: 18,241,815 km (0.03 R)
• M11: 20,709,731 km (0.12 R)
• M12: 21,845,328 km (0.049 R)
• M13: 31,210,454 km (0.088 R)
• M14: 39,014,825 km (0.073 R)
• M15: 40,207,270 km (0.084 R)
• M16: 42,248,383 km (0.103 R)
• M17: 43,930,462 km (0.06 R)
• M18: 48,178,742 km (0.043 R)
• M19: 49,090,691 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.1

Radius: 12.1

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.72 AU - 12.8 AU

Year: 13297 Days

Day: 14.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,397,253 km

• M1: 150,495 km (0.103 R)
• M2: 645,066 km (0.093 R)
• M3: 1,042,099 km (0.12 R)
• M4: 1,470,996 km (0.116 R)
• M5: 2,049,940 km (0.045 R)
• M6: 2,499,481 km (0.098 R)
• M7: 3,076,331 km (0.078 R)
• M8: 3,764,331 km (0.06 R)
• M9: 4,773,219 km (0.098 R)
• M10: 5,760,715 km (0.055 R)
• M11: 6,252,593 km (0.05 R)
• M12: 6,952,112 km (0.034 R)
• M13: 7,938,561 km (0.047 R)
• M14: 12,671,239 km (0.05 R)
• M15: 15,847,052 km (0.095 R)
• M16: 16,684,202 km (0.066 R)
• M17: 18,237,476 km (0.097 R)
• M18: 19,664,790 km (0.079 R)
• M19: 20,480,846 km (0.09 R)
• M20: 23,310,191 km (0.102 R)
• M21: 23,972,760 km (0.076 R)
• M22: 26,212,689 km (0.101 R)
• M23: 28,214,308 km (0.03 R)
• M24: 34,721,367 km (0.103 R)
• M25: 35,151,610 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815

Radius: 15

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 10.02 AU - 11.5 AU

Year: 13297 Days

Day: 6.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,397,253 km

• M1: 190,438 km (0.112 R)
• M2: 1,189,901 km (0.067 R)
• M3: 1,695,393 km (0.062 R)
• M4: 2,307,846 km (0.066 R)
• M5: 3,846,610 km (0.107 R)
• M6: 4,820,791 km (0.078 R)
• M7: 5,655,248 km (0.098 R)
• M8: 6,146,378 km (0.078 R)
• M9: 6,625,091 km (0.04 R)
• M10: 7,302,321 km (0.043 R)
• M11: 8,501,348 km (0.031 R)
• M12: 9,615,403 km (0.115 R)
• M13: 12,071,501 km (0.034 R)
• M14: 12,571,008 km (0.109 R)
• M15: 13,412,197 km (0.072 R)
• M16: 15,569,997 km (0.099 R)
• M17: 16,847,114 km (0.092 R)
• M18: 17,709,994 km (0.078 R)
• M19: 24,598,228 km (0.04 R)
• M20: 25,606,817 km (0.108 R)
• M21: 26,121,434 km (0.117 R)
• M22: 27,491,750 km (0.101 R)
• M23: 28,140,107 km (0.09 R)
• M24: 30,490,140 km (0.084 R)
• M25: 38,189,045 km (0.077 R)
• M26: 44,972,261 km (0.092 R)
• M27: 50,396,830 km (0.058 R)
• M28: 53,015,840 km (0.08 R)
• M29: 54,698,217 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.3

Radius: 13.8

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.41 AU - 13.83 AU

Year: 14922 Days

Day: 11.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,397,253 km

• M1: 171,589 km (0.096 R)
• M2: 663,915 km (0.104 R)
• M3: 1,548,637 km (0.069 R)
• M4: 2,543,463 km (0.049 R)
• M5: 3,172,672 km (0.096 R)
• M6: 5,414,396 km (0.06 R)
• M7: 6,041,510 km (0.066 R)
• M8: 6,606,990 km (0.062 R)
• M9: 9,461,766 km (0.107 R)
• M10: 11,878,819 km (0.085 R)
• M11: 13,643,625 km (0.073 R)
• M12: 16,440,357 km (0.107 R)
• M13: 17,758,763 km (0.099 R)
• M14: 18,189,456 km (0.082 R)
• M15: 20,448,683 km (0.099 R)
• M16: 21,081,482 km (0.1 R)
• M17: 23,228,660 km (0.064 R)
• M18: 24,092,139 km (0.094 R)
• M19: 24,709,230 km (0.101 R)
• M20: 25,336,793 km (0.096 R)
• M21: 27,857,816 km (0.108 R)
• M22: 29,930,944 km (0.03 R)
• M23: 34,271,825 km (0.112 R)
• M24: 36,303,813 km (0.078 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 10,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit