🌌 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: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.2

Radius: 14.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.59 AU - 0.85 AU

Year: 429 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,563,420 km

• M1: 175,329 km (0.077 R)
• M2: 824,883 km (0.088 R)
• M3: 1,281,156 km (0.1 R)
• M4: 1,734,737 km (0.114 R)
• M5: 2,307,398 km (0.103 R)
• M6: 3,659,762 km (0.099 R)
• M7: 4,138,475 km (0.08 R)
• M8: 4,811,516 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.3

Radius: 10.8

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.28 AU - 1.6 AU

Year: 1215 Days

Day: 14.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,563,420 km

• M1: 134,638 km (0.089 R)
• M2: 1,124,228 km (0.088 R)
• M3: 2,075,222 km (0.082 R)
• M4: 2,927,182 km (0.088 R)
• M5: 3,263,029 km (0.109 R)
• M6: 3,610,395 km (0.05 R)
• M7: 4,154,333 km (0.079 R)
• M8: 5,237,571 km (0.054 R)
• M9: 5,956,389 km (0.119 R)
• M10: 7,424,094 km (0.072 R)
• M11: 8,104,016 km (0.094 R)
• M12: 8,640,773 km (0.104 R)
• M13: 9,255,919 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.1

Radius: 14.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.63 AU - 3.33 AU

Year: 3616 Days

Day: 7.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,563,420 km

• M1: 184,005 km (0.095 R)
• M2: 782,995 km (0.05 R)
• M3: 1,285,644 km (0.069 R)
• M4: 2,090,331 km (0.115 R)
• M5: 2,934,063 km (0.097 R)
• M6: 3,609,797 km (0.088 R)
• M7: 4,145,357 km (0.12 R)
• M8: 6,425,677 km (0.096 R)
• M9: 7,803,623 km (0.09 R)
• M10: 10,068,984 km (0.11 R)
• M11: 10,760,276 km (0.082 R)
• M12: 16,244,534 km (0.12 R)
• M13: 16,800,140 km (0.073 R)
• M14: 18,664,130 km (0.085 R)
• M15: 19,335,674 km (0.052 R)
• M16: 20,727,234 km (0.043 R)
• M17: 23,007,853 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.8

Radius: 3

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.56 AU - 9.76 AU

Year: 16385 Days

Day: 20 Hours

Environment

Temp: -231 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,563,420 km

• M1: 37,250 km (0.072 R)
• M2: 215,271 km (0.104 R)
• M3: 562,638 km (0.087 R)
• M4: 659,577 km (0.092 R)
• M5: 2,857,469 km (0.113 R)
• M6: 3,041,774 km (0.106 R)
• M7: 3,958,360 km (0.075 R)
• M8: 4,265,634 km (0.049 R)
• M9: 5,344,234 km (0.068 R)
• M10: 5,946,366 km (0.075 R)
• M11: 7,550,055 km (0.097 R)
• M12: 10,200,929 km (0.037 R)
• M13: 14,278,668 km (0.062 R)
• M14: 14,575,620 km (0.1 R)
• M15: 16,380,668 km (0.036 R)
• M16: 17,437,577 km (0.106 R)
• M17: 20,955,969 km (0.116 R)
• M18: 21,108,858 km (0.026 R)
• M19: 23,574,530 km (0.048 R)
• M20: 25,263,191 km (0.066 R)
• M21: 25,436,276 km (0.043 R)
• M22: 30,711,096 km (0.11 R)
• M23: 37,450,929 km (0.082 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 12,989 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit