🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.41 AU - 0.61 AU

Year: 235 Days

Day: 15.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 90.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.4

Radius: 13.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.53 AU - 1.71 AU

Year: 1331 Days

Day: 14.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,434,790 km

• M1: 164,707 km (0.084 R)
• M2: 641,176 km (0.114 R)
• M3: 1,301,950 km (0.091 R)
• M4: 2,242,622 km (0.091 R)
• M5: 2,745,121 km (0.089 R)
• M6: 3,378,967 km (0.051 R)
• M7: 7,843,267 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.8

Radius: 13

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.7 AU - 1.76 AU

Year: 1469 Days

Day: 5.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,434,790 km

• M1: 161,715 km (0.12 R)
• M2: 708,346 km (0.047 R)
• M3: 1,200,224 km (0.089 R)
• M4: 1,725,462 km (0.047 R)
• M5: 2,249,952 km (0.119 R)
• M6: 2,977,596 km (0.081 R)
• M7: 3,514,652 km (0.106 R)
• M8: 4,497,660 km (0.094 R)
• M9: 5,249,539 km (0.103 R)
• M10: 6,979,189 km (0.086 R)
• M11: 8,099,977 km (0.108 R)
• M12: 8,586,469 km (0.067 R)
• M13: 10,099,053 km (0.103 R)
• M14: 11,389,185 km (0.107 R)
• M15: 11,891,385 km (0.117 R)
• M16: 12,786,579 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.4

Radius: 13.2

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.74 AU - 3.54 AU

Year: 3593 Days

Day: 6.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,434,790 km

• M1: 164,707 km (0.112 R)
• M2: 581,038 km (0.099 R)
• M3: 1,126,921 km (0.111 R)
• M4: 1,566,290 km (0.085 R)
• M5: 2,003,415 km (0.102 R)
• M6: 2,455,051 km (0.072 R)
• M7: 3,116,572 km (0.106 R)
• M8: 3,729,176 km (0.043 R)
• M9: 5,129,412 km (0.095 R)
• M10: 5,691,002 km (0.105 R)
• M11: 6,293,433 km (0.106 R)
• M12: 8,391,543 km (0.107 R)
• M13: 10,996,640 km (0.073 R)
• M14: 15,684,140 km (0.066 R)
• M15: 17,023,639 km (0.092 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 10,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit