🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.5

Radius: 8.5

Gravity: 13.53 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.43 AU - 0.65 AU

Year: 265 Days

Day: 5.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,125,916 km

• M1: 105,766 km (0.105 R)
• M2: 379,380 km (0.102 R)
• M3: 691,441 km (0.083 R)
• M4: 978,220 km (0.117 R)
• M5: 1,572,722 km (0.111 R)
• M6: 2,066,994 km (0.086 R)
• M7: 2,372,622 km (0.11 R)
• M8: 3,245,227 km (0.118 R)
• M9: 3,731,120 km (0.076 R)
• M10: 4,085,667 km (0.095 R)
• M11: 4,584,277 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.8

Radius: 8

Gravity: 12.23 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.83 AU - 0.87 AU

Year: 523 Days

Day: 7.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,125,916 km

• M1: 99,483 km (0.03 R)
• M2: 354,547 km (0.071 R)
• M3: 614,698 km (0.071 R)
• M4: 1,098,647 km (0.108 R)
• M5: 1,439,880 km (0.098 R)
• M6: 1,892,712 km (0.05 R)
• M7: 2,204,325 km (0.106 R)
• M8: 2,886,341 km (0.078 R)
• M9: 3,203,040 km (0.091 R)
• M10: 3,504,031 km (0.093 R)
• M11: 3,962,848 km (0.098 R)
• M12: 4,568,719 km (0.068 R)
• M13: 4,869,710 km (0.085 R)
• M14: 5,320,299 km (0.095 R)
• M15: 5,600,196 km (0.066 R)
• M16: 6,113,915 km (0.081 R)
• M17: 6,440,787 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.3

Radius: 13

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.36 AU - 2.7 AU

Year: 2684 Days

Day: 6.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,125,916 km

• M1: 168,896 km (0.084 R)
• M2: 638,633 km (0.041 R)
• M3: 1,531,733 km (0.098 R)
• M4: 3,499,842 km (0.114 R)
• M5: 4,016,852 km (0.081 R)
• M6: 5,063,290 km (0.101 R)
• M7: 5,882,787 km (0.08 R)
• M8: 9,052,317 km (0.089 R)
• M9: 11,284,766 km (0.098 R)
• M10: 11,738,347 km (0.117 R)
• M11: 12,204,194 km (0.087 R)
• M12: 13,172,990 km (0.099 R)
• M13: 15,819,376 km (0.103 R)
• M14: 17,898,637 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.7

Radius: 6.5

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.97 AU - 9.85 AU

Year: 17736 Days

Day: 20.8 Hours

Environment

Temp: -243 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,125,916 km

• M1: 95,593 km (0.079 R)
• M2: 299,196 km (0.118 R)
• M3: 507,286 km (0.088 R)
• M4: 900,729 km (0.095 R)
• M5: 1,240,017 km (0.096 R)
• M6: 1,928,915 km (0.04 R)
• M7: 2,143,737 km (0.105 R)
• M8: 2,478,538 km (0.075 R)
• M9: 5,065,533 km (0.11 R)
• M10: 6,301,511 km (0.095 R)
• M11: 7,841,472 km (0.104 R)
• M12: 9,705,162 km (0.053 R)
• M13: 12,518,200 km (0.07 R)
• M14: 32,562,669 km (0.082 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: 303 - 18,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit