🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.2

Radius: 9.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.46 AU - 0.72 AU

Year: 319 Days

Day: 5.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 20,702,342 km

• M1: 117,135 km (0.075 R)
• M2: 480,658 km (0.109 R)
• M3: 1,050,626 km (0.062 R)
• M4: 1,514,379 km (0.084 R)
• M5: 2,175,602 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.4

Radius: 11.6

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.37 AU - 1.71 AU

Year: 1343 Days

Day: 10.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 20,702,342 km

• M1: 144,811 km (0.112 R)
• M2: 643,271 km (0.078 R)
• M3: 1,332,019 km (0.093 R)
• M4: 1,954,795 km (0.037 R)
• M5: 2,334,774 km (0.081 R)
• M6: 3,182,396 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445

Radius: 10.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.28 AU - 1.94 AU

Year: 1436 Days

Day: 15 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,702,342 km

• M1: 130,599 km (0.071 R)
• M2: 553,662 km (0.102 R)
• M3: 940,671 km (0.079 R)
• M4: 1,487,152 km (0.067 R)
• M5: 1,873,265 km (0.102 R)
• M6: 2,477,191 km (0.05 R)
• M7: 3,178,356 km (0.091 R)
• M8: 4,192,331 km (0.072 R)
• M9: 5,288,135 km (0.059 R)
• M10: 6,992,803 km (0.079 R)
• M11: 7,464,485 km (0.12 R)
• M12: 9,065,930 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.8

Radius: 14.4

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.75 AU - 2.07 AU

Year: 1855 Days

Day: 8 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,702,342 km

• M1: 180,864 km (0.09 R)
• M2: 752,328 km (0.107 R)
• M3: 1,594,863 km (0.117 R)
• M4: 2,451,760 km (0.113 R)
• M5: 3,172,672 km (0.111 R)
• M6: 5,097,847 km (0.047 R)
• M7: 5,667,216 km (0.083 R)
• M8: 6,703,181 km (0.115 R)
• M9: 9,178,727 km (0.111 R)

Asteroid Belt

Center: 2.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.5

Radius: 12.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.79 AU - 2.91 AU

Year: 3382 Days

Day: 13.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,702,342 km

• M1: 160,369 km (0.102 R)
• M2: 573,857 km (0.112 R)
• M3: 1,407,267 km (0.115 R)
• M4: 3,048,805 km (0.09 R)
• M5: 3,559,532 km (0.111 R)
• M6: 4,294,057 km (0.057 R)
• M7: 4,800,147 km (0.061 R)
• M8: 9,177,829 km (0.058 R)
• M9: 10,520,919 km (0.049 R)
• M10: 11,948,532 km (0.116 R)
• M11: 12,909,847 km (0.104 R)
• M12: 14,111,567 km (0.079 R)
• M13: 20,092,191 km (0.086 R)
• M14: 20,517,946 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 14,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit