🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.6 AU - 0.86 AU

Year: 233 Days

Day: 23.8 Hours

Environment

Temp: 121 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.2 AU - 2.34 AU

Year: 1275 Days

Day: 18.8 Hours

Environment

Temp: -82 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,984,893 km

• M1: 341,682 km (0.09 R)
• M2: 626,366 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.2

Radius: 8.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.7 AU - 11.18 AU

Year: 10812 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,984,893 km

• M1: 102,026 km (0.114 R)
• M2: 357,240 km (0.089 R)
• M3: 1,705,266 km (0.086 R)
• M4: 1,962,724 km (0.098 R)
• M5: 2,352,127 km (0.096 R)
• M6: 2,775,041 km (0.115 R)
• M7: 3,344,709 km (0.074 R)
• M8: 3,605,907 km (0.088 R)
• M9: 4,261,295 km (0.105 R)
• M10: 6,306,298 km (0.117 R)
• M11: 9,676,289 km (0.107 R)
• M12: 10,126,429 km (0.05 R)
• M13: 11,469,968 km (0.092 R)
• M14: 11,881,362 km (0.039 R)
• M15: 12,540,790 km (0.111 R)
• M16: 15,702,092 km (0.106 R)
• M17: 16,438,562 km (0.087 R)
• M18: 16,903,063 km (0.077 R)
• M19: 17,316,702 km (0.111 R)
• M20: 17,858,395 km (0.115 R)
• M21: 20,403,504 km (0.104 R)
• M22: 22,892,364 km (0.062 R)
• M23: 25,576,898 km (0.058 R)
• M24: 26,043,793 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.6

Radius: 11.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.19 AU - 13.45 AU

Year: 13268 Days

Day: 7.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,984,893 km

• M1: 185,352 km (0.101 R)
• M2: 573,409 km (0.039 R)
• M3: 1,020,407 km (0.069 R)
• M4: 2,756,191 km (0.102 R)
• M5: 3,733,065 km (0.112 R)
• M6: 5,422,923 km (0.065 R)
• M7: 7,878,123 km (0.101 R)
• M8: 8,372,694 km (0.058 R)
• M9: 11,787,564 km (0.093 R)
• M10: 15,198,096 km (0.119 R)
• M11: 20,114,481 km (0.091 R)
• M12: 21,211,183 km (0.104 R)
• M13: 23,066,496 km (0.068 R)
• M14: 24,836,089 km (0.111 R)
• M15: 26,895,453 km (0.108 R)
• M16: 31,128,774 km (0.065 R)
• M17: 39,570,881 km (0.104 R)
• M18: 42,784,243 km (0.102 R)
• M19: 46,312,359 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 15,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit