🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.63 AU - 2.23 AU

Year: 1188 Days

Day: 16.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,240,246 km

• M1: 575,503 km (0.103 R)

Asteroid Belt

Center: 3.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 12.6

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.15 AU - 5.53 AU

Year: 4716 Days

Day: 9.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 12,240,246 km

• M1: 156,629 km (0.062 R)
• M2: 732,581 km (0.061 R)
• M3: 1,155,494 km (0.119 R)
• M4: 1,773,034 km (0.104 R)
• M5: 2,322,357 km (0.044 R)
• M6: 3,745,631 km (0.026 R)
• M7: 4,710,987 km (0.113 R)
• M8: 5,280,805 km (0.108 R)
• M9: 5,865,882 km (0.063 R)
• M10: 6,591,881 km (0.073 R)
• M11: 7,131,630 km (0.082 R)
• M12: 7,664,198 km (0.117 R)
• M13: 8,809,519 km (0.118 R)
• M14: 9,215,678 km (0.104 R)
• M15: 10,874,868 km (0.105 R)
• M16: 13,564,039 km (0.105 R)
• M17: 15,120,306 km (0.049 R)
• M18: 15,763,277 km (0.093 R)
• M19: 19,733,605 km (0.084 R)
• M20: 20,929,041 km (0.091 R)
• M21: 24,246,673 km (0.117 R)
• M22: 27,039,516 km (0.072 R)
• M23: 27,987,218 km (0.12 R)
• M24: 30,131,704 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.2

Radius: 14.5

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.33 AU - 6.65 AU

Year: 6493 Days

Day: 7.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 12,240,246 km

• M1: 180,565 km (0.105 R)
• M2: 854,204 km (0.075 R)
• M3: 1,425,069 km (0.101 R)
• M4: 2,223,623 km (0.097 R)
• M5: 3,002,280 km (0.107 R)
• M6: 3,731,120 km (0.097 R)
• M7: 4,258,752 km (0.112 R)
• M8: 5,031,874 km (0.086 R)
• M9: 5,544,845 km (0.045 R)
• M10: 7,459,249 km (0.113 R)
• M11: 9,358,843 km (0.085 R)
• M12: 10,462,277 km (0.11 R)
• M13: 10,961,036 km (0.096 R)
• M14: 12,833,403 km (0.089 R)
• M15: 13,649,011 km (0.099 R)
• M16: 14,245,308 km (0.099 R)
• M17: 14,962,929 km (0.086 R)
• M18: 15,920,953 km (0.079 R)
• M19: 16,976,067 km (0.059 R)
• M20: 18,077,407 km (0.106 R)
• M21: 20,039,383 km (0.06 R)
• M22: 20,615,933 km (0.027 R)
• M23: 22,139,587 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.9

Radius: 11.9

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.63 AU - 9.59 AU

Year: 10230 Days

Day: 6.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 12,240,246 km

• M1: 162,014 km (0.057 R)
• M2: 1,294,620 km (0.087 R)
• M3: 2,708,021 km (0.119 R)
• M4: 3,332,741 km (0.085 R)
• M5: 5,168,158 km (0.1 R)
• M6: 6,155,354 km (0.101 R)
• M7: 6,622,099 km (0.056 R)
• M8: 7,187,878 km (0.091 R)
• M9: 9,170,499 km (0.099 R)
• M10: 10,255,832 km (0.119 R)
• M11: 11,150,128 km (0.102 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: 263 - 12,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit