🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.9

Radius: 8.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.06 AU - 1.4 AU

Year: 867 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,875,877 km

• M1: 100,979 km (0.089 R)
• M2: 501,602 km (0.091 R)
• M3: 949,198 km (0.073 R)
• M4: 1,204,562 km (0.115 R)
• M5: 2,020,319 km (0.12 R)
• M6: 2,699,344 km (0.116 R)
• M7: 3,625,804 km (0.072 R)
• M8: 5,105,327 km (0.091 R)
• M9: 6,090,728 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.2

Radius: 11.8

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.3 AU - 1.3 AU

Year: 942 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,875,877 km

• M1: 147,354 km (0.087 R)
• M2: 565,031 km (0.103 R)
• M3: 1,067,680 km (0.072 R)
• M4: 1,700,629 km (0.093 R)
• M5: 2,252,794 km (0.065 R)
• M6: 3,628,496 km (0.12 R)
• M7: 4,205,047 km (0.045 R)
• M8: 4,640,825 km (0.11 R)
• M9: 5,686,065 km (0.078 R)
• M10: 6,242,420 km (0.066 R)
• M11: 6,625,690 km (0.081 R)
• M12: 7,439,652 km (0.108 R)
• M13: 8,106,110 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.7

Radius: 9.3

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.83 AU - 2.67 AU

Year: 2146 Days

Day: 13.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,875,877 km

• M1: 115,639 km (0.091 R)
• M2: 468,690 km (0.059 R)
• M3: 1,452,895 km (0.057 R)
• M4: 1,850,077 km (0.086 R)
• M5: 2,780,875 km (0.119 R)
• M6: 3,330,348 km (0.086 R)
• M7: 4,818,547 km (0.073 R)
• M8: 5,651,060 km (0.108 R)
• M9: 6,511,696 km (0.04 R)
• M10: 7,528,214 km (0.104 R)
• M11: 8,389,299 km (0.038 R)

Asteroid Belt

Center: 4.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.1

Radius: 7.2

Gravity: 19.06 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.54 AU - 8.34 AU

Year: 11624 Days

Day: 20.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,875,877 km

• M1: 90,058 km (0.026 R)
• M2: 399,127 km (0.086 R)
• M3: 627,563 km (0.102 R)
• M4: 1,266,346 km (0.092 R)
• M5: 3,344,260 km (0.109 R)
• M6: 3,608,749 km (0.088 R)
• M7: 4,679,122 km (0.037 R)
• M8: 5,147,663 km (0.093 R)
• M9: 5,758,471 km (0.1 R)
• M10: 5,985,112 km (0.087 R)
• M11: 6,376,310 km (0.047 R)
• M12: 6,994,897 km (0.097 R)
• M13: 8,303,430 km (0.075 R)
• M14: 10,421,137 km (0.117 R)
• M15: 11,161,497 km (0.103 R)
• M16: 11,514,847 km (0.095 R)
• M17: 13,394,694 km (0.065 R)
• M18: 16,660,416 km (0.082 R)
• M19: 17,044,583 km (0.09 R)
• M20: 19,729,865 km (0.084 R)
• M21: 32,813,246 km (0.027 R)
• M22: 33,905,310 km (0.103 R)
• M23: 34,274,518 km (0.102 R)
• M24: 34,896,097 km (0.099 R)
• M25: 40,279,227 km (0.034 R)
• M26: 47,869,523 km (0.107 R)
• M27: 49,273,200 km (0.071 R)
• M28: 49,905,700 km (0.115 R)
• M29: 53,982,691 km (0.083 R)
• M30: 56,016,175 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 13,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit