🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.72 AU - 0.88 AU

Year: 271 Days

Day: 18.1 Hours

Environment

Temp: 86 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,936,928 km

• M1: 106,514 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.9

Radius: 8.2

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.19 AU - 8.63 AU

Year: 8426 Days

Day: 5.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,936,928 km

• M1: 134,189 km (0.09 R)
• M2: 394,490 km (0.096 R)
• M3: 750,832 km (0.114 R)
• M4: 1,151,754 km (0.09 R)
• M5: 1,690,755 km (0.061 R)
• M6: 2,318,019 km (0.102 R)
• M7: 2,609,136 km (0.116 R)
• M8: 2,965,778 km (0.063 R)
• M9: 4,644,864 km (0.089 R)
• M10: 5,323,739 km (0.105 R)
• M11: 6,552,536 km (0.073 R)
• M12: 12,756,360 km (0.074 R)
• M13: 14,141,936 km (0.084 R)
• M14: 14,503,514 km (0.118 R)
• M15: 20,463,343 km (0.042 R)
• M16: 23,512,896 km (0.094 R)
• M17: 26,578,007 km (0.07 R)
• M18: 34,563,990 km (0.093 R)
• M19: 35,662,636 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.6

Radius: 9.2

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.32 AU - 8.62 AU

Year: 8522 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,936,928 km

• M1: 114,442 km (0.08 R)
• M2: 447,148 km (0.113 R)
• M3: 791,074 km (0.041 R)
• M4: 1,105,528 km (0.091 R)
• M5: 1,600,996 km (0.09 R)
• M6: 2,480,482 km (0.111 R)
• M7: 2,885,893 km (0.044 R)
• M8: 3,459,600 km (0.086 R)
• M9: 4,349,109 km (0.114 R)
• M10: 5,673,649 km (0.108 R)
• M11: 7,319,076 km (0.104 R)
• M12: 7,784,774 km (0.117 R)
• M13: 8,118,826 km (0.067 R)
• M14: 8,775,860 km (0.12 R)
• M15: 11,618,818 km (0.062 R)
• M16: 14,967,417 km (0.111 R)
• M17: 15,895,522 km (0.086 R)
• M18: 24,826,814 km (0.076 R)
• M19: 25,715,126 km (0.078 R)
• M20: 27,214,097 km (0.101 R)
• M21: 30,752,385 km (0.047 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 17,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit