🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.4

Radius: 12.8

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.67 AU - 0.75 AU

Year: 406 Days

Day: 9.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 8,827,845 km

• M1: 159,172 km (0.092 R)
• M2: 565,330 km (0.103 R)
• M3: 1,036,115 km (0.049 R)
• M4: 1,457,981 km (0.083 R)
• M5: 2,221,528 km (0.077 R)
• M6: 3,441,499 km (0.067 R)
• M7: 3,851,696 km (0.091 R)
• M8: 4,385,013 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.8

Radius: 10.4

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.6 AU - 0.9 AU

Year: 441 Days

Day: 6 Hours

Environment

Temp: -152 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 8,827,845 km

• M1: 129,402 km (0.094 R)
• M2: 458,667 km (0.111 R)
• M3: 792,121 km (0.074 R)
• M4: 1,247,048 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.5

Radius: 9.5

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.77 AU - 0.77 AU

Year: 458 Days

Day: 5.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 8,827,845 km

• M1: 118,332 km (0.087 R)
• M2: 468,690 km (0.085 R)
• M3: 789,877 km (0.114 R)
• M4: 1,263,952 km (0.104 R)
• M5: 1,665,922 km (0.108 R)
• M6: 1,967,362 km (0.118 R)
• M7: 2,279,572 km (0.11 R)
• M8: 2,711,910 km (0.103 R)
• M9: 3,047,608 km (0.089 R)
• M10: 3,480,245 km (0.111 R)
• M11: 4,030,167 km (0.077 R)
• M12: 4,594,599 km (0.036 R)
• M13: 5,074,360 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.3

Radius: 12

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.01 AU - 1.23 AU

Year: 804 Days

Day: 10.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 8,827,845 km

• M1: 149,448 km (0.091 R)
• M2: 552,465 km (0.075 R)
• M3: 1,028,785 km (0.11 R)
• M4: 1,997,281 km (0.108 R)
• M5: 2,472,404 km (0.082 R)
• M6: 3,086,054 km (0.108 R)
• M7: 3,610,993 km (0.069 R)
• M8: 4,008,924 km (0.041 R)
• M9: 6,439,141 km (0.118 R)
• M10: 8,618,782 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.1

Radius: 15

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.3 AU - 1.56 AU

Year: 1160 Days

Day: 9.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 8,827,845 km

• M1: 186,549 km (0.073 R)
• M2: 657,034 km (0.028 R)
• M3: 1,624,184 km (0.083 R)
• M4: 2,378,307 km (0.06 R)
• M5: 2,927,630 km (0.099 R)
• M6: 3,534,399 km (0.071 R)
• M7: 5,056,408 km (0.088 R)
• M8: 6,677,002 km (0.094 R)
• M9: 7,689,331 km (0.085 R)
• M10: 8,319,736 km (0.093 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: 310 - 18,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit