🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509

Radius: 14.2

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.7 AU - 1.14 AU

Year: 579 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,188,065 km

• M1: 176,525 km (0.097 R)
• M2: 980,913 km (0.117 R)
• M3: 1,528,142 km (0.088 R)
• M4: 2,316,673 km (0.102 R)
• M5: 3,340,371 km (0.099 R)
• M6: 4,367,211 km (0.109 R)
• M7: 5,082,139 km (0.098 R)
• M8: 5,527,342 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.7

Radius: 12.1

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.96 AU - 4.56 AU

Year: 4783 Days

Day: 10.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,188,065 km

• M1: 150,495 km (0.085 R)
• M2: 750,233 km (0.025 R)
• M3: 1,358,648 km (0.119 R)
• M4: 2,129,974 km (0.091 R)
• M5: 3,779,441 km (0.087 R)
• M6: 4,385,761 km (0.035 R)
• M7: 5,617,101 km (0.098 R)
• M8: 7,842,369 km (0.049 R)
• M9: 8,910,797 km (0.054 R)
• M10: 11,335,180 km (0.085 R)
• M11: 12,902,816 km (0.043 R)
• M12: 17,953,988 km (0.073 R)
• M13: 18,535,176 km (0.109 R)
• M14: 21,704,108 km (0.042 R)
• M15: 26,857,306 km (0.096 R)
• M16: 29,093,644 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.4

Radius: 13

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.83 AU - 4.67 AU

Year: 5748 Days

Day: 6.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,188,065 km

• M1: 162,164 km (0.11 R)
• M2: 632,799 km (0.064 R)
• M3: 1,358,199 km (0.102 R)
• M4: 2,421,092 km (0.12 R)
• M5: 3,193,765 km (0.078 R)
• M6: 4,002,491 km (0.097 R)
• M7: 5,931,107 km (0.101 R)
• M8: 6,354,768 km (0.049 R)
• M9: 7,046,060 km (0.034 R)
• M10: 7,825,465 km (0.07 R)
• M11: 10,464,820 km (0.117 R)
• M12: 11,529,957 km (0.086 R)
• M13: 12,934,232 km (0.118 R)
• M14: 16,269,217 km (0.117 R)
• M15: 17,038,001 km (0.104 R)
• M16: 25,341,131 km (0.069 R)
• M17: 27,886,539 km (0.119 R)
• M18: 28,802,527 km (0.114 R)
• M19: 33,995,219 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 9.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5 AU - 5.64 AU

Year: 8050 Days

Day: 14 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,188,065 km

• M1: 118,482 km (0.044 R)
• M2: 635,043 km (0.116 R)
• M3: 1,079,648 km (0.084 R)
• M4: 1,614,610 km (0.076 R)
• M5: 2,784,914 km (0.105 R)
• M6: 3,117,021 km (0.099 R)
• M7: 3,601,419 km (0.1 R)
• M8: 4,065,771 km (0.059 R)
• M9: 4,798,053 km (0.081 R)
• M10: 6,118,852 km (0.099 R)
• M11: 6,716,496 km (0.101 R)
• M12: 7,456,407 km (0.097 R)
• M13: 8,513,615 km (0.113 R)
• M14: 9,877,050 km (0.082 R)
• M15: 10,923,337 km (0.053 R)
• M16: 11,850,246 km (0.075 R)
• M17: 15,567,154 km (0.119 R)
• M18: 16,205,040 km (0.081 R)
• M19: 16,800,140 km (0.038 R)
• M20: 17,409,602 km (0.114 R)
• M21: 21,239,606 km (0.102 R)
• M22: 23,956,304 km (0.114 R)
• M23: 25,517,208 km (0.079 R)
• M24: 27,478,586 km (0.061 R)
• M25: 28,581,870 km (0.027 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: 409 - 19,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit