🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.3

Radius: 9.7

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.57 AU - 0.61 AU

Year: 302 Days

Day: 13.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 19,337,809 km

• M1: 120,576 km (0.044 R)
• M2: 441,314 km (0.047 R)
• M3: 774,618 km (0.1 R)
• M4: 1,170,603 km (0.057 R)
• M5: 1,773,483 km (0.09 R)
• M6: 2,164,083 km (0.087 R)
• M7: 2,743,775 km (0.09 R)
• M8: 3,148,586 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 12.7

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.97 AU - 1.27 AU

Year: 790 Days

Day: 11.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,337,809 km

• M1: 158,275 km (0.1 R)
• M2: 590,313 km (0.061 R)
• M3: 1,454,390 km (0.114 R)
• M4: 2,454,003 km (0.101 R)
• M5: 3,061,969 km (0.106 R)
• M6: 3,616,379 km (0.113 R)
• M7: 5,274,671 km (0.112 R)
• M8: 5,958,932 km (0.116 R)
• M9: 6,454,101 km (0.11 R)
• M10: 7,459,997 km (0.098 R)
• M11: 7,871,990 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 10.8

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.9 AU - 1.5 AU

Year: 877 Days

Day: 6.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,337,809 km

• M1: 134,339 km (0.075 R)
• M2: 471,532 km (0.085 R)
• M3: 821,741 km (0.109 R)
• M4: 1,444,816 km (0.092 R)
• M5: 1,796,072 km (0.115 R)
• M6: 2,287,800 km (0.1 R)
• M7: 2,664,488 km (0.114 R)
• M8: 3,558,784 km (0.042 R)
• M9: 3,943,849 km (0.068 R)
• M10: 4,659,525 km (0.066 R)
• M11: 5,364,280 km (0.037 R)
• M12: 6,498,831 km (0.083 R)
• M13: 6,985,921 km (0.115 R)
• M14: 7,713,565 km (0.071 R)
• M15: 8,058,389 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.3

Radius: 10.8

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.83 AU - 2.53 AU

Year: 2146 Days

Day: 5.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,337,809 km

• M1: 134,339 km (0.088 R)
• M2: 551,418 km (0.059 R)
• M3: 1,015,470 km (0.096 R)
• M4: 1,608,476 km (0.047 R)
• M5: 2,027,949 km (0.056 R)
• M6: 2,393,566 km (0.053 R)
• M7: 2,850,139 km (0.075 R)
• M8: 7,242,482 km (0.094 R)
• M9: 7,635,475 km (0.108 R)
• M10: 8,139,022 km (0.118 R)
• M11: 8,765,388 km (0.099 R)
• M12: 9,212,386 km (0.084 R)
• M13: 11,075,030 km (0.063 R)
• M14: 11,844,561 km (0.077 R)
• M15: 12,306,220 km (0.113 R)
• M16: 13,310,321 km (0.119 R)
• M17: 14,605,539 km (0.101 R)
• M18: 16,495,110 km (0.058 R)
• M19: 18,153,253 km (0.089 R)
• M20: 19,165,432 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 14,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit