🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.8

Radius: 10.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.7 AU - 2.18 AU

Year: 1802 Days

Day: 10.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 94,599,420 km

• M1: 129,402 km (0.096 R)
• M2: 527,332 km (0.072 R)
• M3: 943,065 km (0.113 R)
• M4: 1,282,503 km (0.075 R)
• M5: 2,538,377 km (0.08 R)
• M6: 4,001,444 km (0.066 R)
• M7: 5,483,809 km (0.116 R)
• M8: 7,074,783 km (0.108 R)
• M9: 7,801,080 km (0.093 R)
• M10: 9,371,559 km (0.081 R)
• M11: 9,802,849 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.7

Radius: 9.8

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.46 AU - 3.02 AU

Year: 3025 Days

Day: 9.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,599,420 km

• M1: 122,072 km (0.04 R)
• M2: 451,935 km (0.114 R)
• M3: 934,239 km (0.093 R)
• M4: 1,280,707 km (0.109 R)
• M5: 1,604,138 km (0.117 R)
• M6: 2,318,019 km (0.107 R)
• M7: 2,762,325 km (0.075 R)
• M8: 3,526,770 km (0.076 R)
• M9: 3,876,978 km (0.115 R)
• M10: 4,347,464 km (0.118 R)
• M11: 5,822,200 km (0.115 R)
• M12: 7,895,476 km (0.116 R)
• M13: 8,590,807 km (0.064 R)
• M14: 9,692,596 km (0.087 R)
• M15: 10,704,775 km (0.116 R)
• M16: 11,069,794 km (0.116 R)
• M17: 11,480,739 km (0.041 R)
• M18: 11,824,515 km (0.072 R)
• M19: 12,412,734 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.2

Radius: 14.3

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.69 AU - 3.29 AU

Year: 3448 Days

Day: 6.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 94,599,420 km

• M1: 181,462 km (0.027 R)
• M2: 664,514 km (0.045 R)
• M3: 1,195,736 km (0.087 R)
• M4: 1,742,217 km (0.025 R)
• M5: 2,334,325 km (0.044 R)
• M6: 3,374,629 km (0.07 R)
• M7: 4,724,600 km (0.118 R)
• M8: 5,275,419 km (0.081 R)
• M9: 7,164,691 km (0.106 R)
• M10: 9,035,412 km (0.103 R)
• M11: 10,932,313 km (0.105 R)
• M12: 12,235,909 km (0.114 R)
• M13: 12,964,600 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.5

Radius: 4.7

Gravity: 41.85 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.37 AU - 11.35 AU

Year: 23866 Days

Day: 18.9 Hours

Environment

Temp: -244 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,599,420 km

• M1: 58,493 km (0.065 R)
• M2: 609,761 km (0.105 R)
• M3: 803,490 km (0.112 R)
• M4: 2,388,180 km (0.082 R)
• M5: 2,957,550 km (0.108 R)
• M6: 3,741,592 km (0.111 R)
• M7: 4,731,631 km (0.089 R)
• M8: 8,222,198 km (0.111 R)
• M9: 14,293,329 km (0.064 R)
• M10: 14,862,698 km (0.107 R)
• M11: 15,362,654 km (0.083 R)
• M12: 16,750,474 km (0.119 R)
• M13: 27,238,631 km (0.068 R)
• M14: 30,312,867 km (0.076 R)
• M15: 32,486,075 km (0.11 R)
• M16: 33,752,870 km (0.118 R)
• M17: 35,936,999 km (0.106 R)
• M18: 40,907,837 km (0.12 R)
• M19: 42,053,009 km (0.047 R)
• M20: 43,051,574 km (0.113 R)
• M21: 46,141,818 km (0.085 R)
• M22: 46,848,069 km (0.096 R)
• M23: 56,293,679 km (0.071 R)
• M24: 67,383,219 km (0.055 R)
• M25: 85,016,021 km (0.089 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 16,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit