🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.63 AU - 0.93 AU

Year: 254 Days

Day: 39.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.58 AU - 2.52 AU

Year: 1083 Days

Day: 45.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.7

Radius: 10.1

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.85 AU - 10.19 AU

Year: 10838 Days

Day: 6.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 141.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,742,362 km

• M1: 238,459 km (0.12 R)
• M2: 665,112 km (0.101 R)
• M3: 1,092,214 km (0.112 R)
• M4: 2,144,186 km (0.078 R)
• M5: 4,560,491 km (0.069 R)
• M6: 5,595,110 km (0.107 R)
• M7: 7,059,374 km (0.099 R)
• M8: 7,388,788 km (0.12 R)
• M9: 9,339,694 km (0.077 R)
• M10: 11,219,092 km (0.042 R)
• M11: 13,275,913 km (0.059 R)
• M12: 14,295,273 km (0.091 R)
• M13: 15,850,792 km (0.1 R)
• M14: 16,705,744 km (0.114 R)
• M15: 17,441,466 km (0.102 R)
• M16: 22,053,718 km (0.114 R)
• M17: 26,917,594 km (0.107 R)
• M18: 29,174,726 km (0.032 R)
• M19: 32,452,116 km (0.099 R)
• M20: 35,846,193 km (0.065 R)
• M21: 37,691,333 km (0.044 R)
• M22: 39,987,960 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.2

Radius: 6.7

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 13.24 AU - 18.4 AU

Year: 23216 Days

Day: 16.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,742,362 km

• M1: 83,775 km (0.101 R)
• M2: 392,246 km (0.078 R)
• M3: 1,302,399 km (0.084 R)
• M4: 2,025,555 km (0.086 R)
• M5: 4,327,418 km (0.063 R)
• M6: 4,629,605 km (0.118 R)
• M7: 5,582,693 km (0.087 R)
• M8: 8,219,655 km (0.11 R)
• M9: 10,537,375 km (0.05 R)
• M10: 15,465,877 km (0.09 R)
• M11: 16,902,166 km (0.079 R)
• M12: 18,512,288 km (0.08 R)
• M13: 22,429,358 km (0.107 R)
• M14: 22,828,934 km (0.088 R)
• M15: 26,530,734 km (0.045 R)
• M16: 29,407,351 km (0.102 R)
• M17: 31,229,453 km (0.114 R)
• M18: 35,635,709 km (0.101 R)
• M19: 37,145,450 km (0.103 R)
• M20: 46,946,355 km (0.069 R)
• M21: 47,929,512 km (0.052 R)
• M22: 66,192,420 km (0.031 R)
• M23: 68,469,449 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 12,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit