🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.4

Radius: 14.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.67 AU - 0.85 AU

Year: 428 Days

Day: 5.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 36,897,225 km

• M1: 177,872 km (0.091 R)
• M2: 623,674 km (0.096 R)
• M3: 1,111,662 km (0.094 R)
• M4: 1,629,270 km (0.074 R)
• M5: 2,089,882 km (0.073 R)
• M6: 2,686,030 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672

Radius: 12.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.71 AU - 1.09 AU

Year: 551 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,897,225 km

• M1: 157,975 km (0.116 R)
• M2: 579,692 km (0.069 R)
• M3: 1,521,410 km (0.07 R)
• M4: 2,212,702 km (0.089 R)
• M5: 3,888,348 km (0.101 R)
• M6: 4,341,779 km (0.06 R)
• M7: 5,458,527 km (0.093 R)
• M8: 6,600,108 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.4

Radius: 10.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.52 AU - 5.78 AU

Year: 7546 Days

Day: 9.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,897,225 km

• M1: 137,181 km (0.097 R)
• M2: 456,872 km (0.114 R)
• M3: 1,152,502 km (0.119 R)
• M4: 2,600,011 km (0.115 R)
• M5: 2,941,094 km (0.031 R)
• M6: 3,531,856 km (0.06 R)
• M7: 4,431,987 km (0.084 R)
• M8: 5,569,678 km (0.066 R)
• M9: 6,339,958 km (0.061 R)
• M10: 11,244,225 km (0.094 R)
• M11: 13,064,831 km (0.075 R)
• M12: 15,808,007 km (0.056 R)
• M13: 17,018,553 km (0.084 R)
• M14: 21,782,497 km (0.098 R)
• M15: 27,367,285 km (0.059 R)
• M16: 30,632,857 km (0.091 R)
• M17: 31,021,811 km (0.075 R)
• M18: 33,016,699 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.4

Radius: 11

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.69 AU - 5.91 AU

Year: 7878 Days

Day: 5.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,897,225 km

• M1: 136,732 km (0.084 R)
• M2: 711,188 km (0.07 R)
• M3: 1,210,845 km (0.079 R)
• M4: 1,568,982 km (0.091 R)
• M5: 2,090,929 km (0.098 R)
• M6: 2,560,816 km (0.056 R)
• M7: 3,832,847 km (0.091 R)
• M8: 4,541,492 km (0.108 R)
• M9: 4,927,604 km (0.114 R)
• M10: 7,496,349 km (0.072 R)
• M11: 8,196,767 km (0.084 R)
• M12: 8,604,421 km (0.062 R)
• M13: 8,982,903 km (0.105 R)
• M14: 9,818,557 km (0.107 R)
• M15: 10,466,914 km (0.119 R)
• M16: 11,593,835 km (0.057 R)
• M17: 12,477,360 km (0.118 R)
• M18: 13,238,215 km (0.105 R)
• M19: 15,521,377 km (0.082 R)
• M20: 16,273,705 km (0.071 R)
• M21: 17,381,029 km (0.118 R)
• M22: 20,628,649 km (0.099 R)
• M23: 22,632,662 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 15,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit