🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495

Radius: 12.7

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.61 AU - 0.87 AU

Year: 439 Days

Day: 12.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 104.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,020,405 km

• M1: 160,668 km (0.12 R)
• M2: 708,047 km (0.078 R)
• M3: 1,214,735 km (0.107 R)
• M4: 2,010,595 km (0.116 R)
• M5: 2,568,296 km (0.106 R)
• M6: 2,971,911 km (0.104 R)
• M7: 3,464,238 km (0.111 R)
• M8: 3,897,025 km (0.066 R)
• M9: 4,339,086 km (0.057 R)
• M10: 4,829,169 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.6

Radius: 10.2

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1 AU - 1.48 AU

Year: 953 Days

Day: 13.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,020,405 km

• M1: 126,859 km (0.108 R)
• M2: 502,798 km (0.091 R)
• M3: 844,929 km (0.082 R)
• M4: 1,467,406 km (0.099 R)
• M5: 1,896,303 km (0.091 R)
• M6: 2,550,195 km (0.111 R)
• M7: 3,333,340 km (0.087 R)
• M8: 4,338,637 km (0.081 R)
• M9: 4,789,525 km (0.107 R)
• M10: 5,192,243 km (0.118 R)
• M11: 5,576,111 km (0.103 R)
• M12: 6,220,728 km (0.097 R)
• M13: 7,892,185 km (0.084 R)
• M14: 8,264,834 km (0.062 R)
• M15: 8,874,295 km (0.118 R)
• M16: 9,248,290 km (0.061 R)
• M17: 10,689,217 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.3

Radius: 14.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.15 AU - 1.41 AU

Year: 1000 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,020,405 km

• M1: 177,872 km (0.047 R)
• M2: 642,224 km (0.048 R)
• M3: 1,511,836 km (0.11 R)
• M4: 1,984,266 km (0.086 R)
• M5: 2,617,514 km (0.047 R)
• M6: 3,154,570 km (0.115 R)
• M7: 3,893,285 km (0.04 R)
• M8: 4,365,565 km (0.033 R)
• M9: 5,654,650 km (0.119 R)
• M10: 6,129,324 km (0.11 R)
• M11: 7,536,142 km (0.118 R)
• M12: 9,148,957 km (0.084 R)
• M13: 10,021,412 km (0.069 R)
• M14: 10,558,169 km (0.117 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.7

Radius: 4.1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.59 AU - 8.11 AU

Year: 12375 Days

Day: 16.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,020,405 km

• M1: 51,013 km (0.113 R)
• M2: 203,154 km (0.051 R)
• M3: 955,182 km (0.078 R)
• M4: 2,207,017 km (0.111 R)
• M5: 2,455,499 km (0.111 R)
• M6: 2,766,364 km (0.085 R)
• M7: 3,466,033 km (0.073 R)
• M8: 3,783,779 km (0.064 R)
• M9: 4,747,339 km (0.082 R)
• M10: 6,086,389 km (0.089 R)
• M11: 11,384,996 km (0.083 R)
• M12: 12,045,471 km (0.111 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 12,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit