🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.66 AU - 1.04 AU

Year: 285 Days

Day: 43.9 Hours

Environment

Temp: 153 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.37 AU - 1.81 AU

Year: 729 Days

Day: 15 Hours

Environment

Temp: -41 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.13 AU - 4.75 AU

Year: 2842 Days

Day: 41.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.6

Radius: 9.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.71 AU - 9.93 AU

Year: 9520 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 102,295,326 km

• M1: 125,961 km (0.093 R)
• M2: 512,522 km (0.088 R)
• M3: 899,233 km (0.114 R)
• M4: 1,504,356 km (0.061 R)
• M5: 1,898,247 km (0.035 R)
• M6: 2,536,881 km (0.114 R)
• M7: 3,333,938 km (0.117 R)
• M8: 4,211,629 km (0.087 R)
• M9: 5,206,305 km (0.107 R)
• M10: 5,664,224 km (0.075 R)
• M11: 7,312,344 km (0.078 R)
• M12: 7,966,236 km (0.07 R)
• M13: 8,492,073 km (0.098 R)
• M14: 11,425,537 km (0.095 R)
• M15: 13,230,436 km (0.072 R)
• M16: 14,142,534 km (0.077 R)
• M17: 16,028,065 km (0.05 R)
• M18: 18,282,206 km (0.08 R)
• M19: 20,365,357 km (0.113 R)
• M20: 25,168,795 km (0.101 R)
• M21: 27,375,513 km (0.092 R)
• M22: 29,900,426 km (0.095 R)
• M23: 30,481,763 km (0.085 R)
• M24: 31,070,879 km (0.081 R)
• M25: 35,408,320 km (0.059 R)
• M26: 37,161,607 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.6

Radius: 7.4

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 14.34 AU - 23.7 AU

Year: 30147 Days

Day: 18.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,295,326 km

• M1: 92,003 km (0.079 R)
• M2: 337,942 km (0.093 R)
• M3: 678,127 km (0.108 R)
• M4: 985,401 km (0.053 R)
• M5: 3,504,181 km (0.1 R)
• M6: 5,102,783 km (0.063 R)
• M7: 14,712,801 km (0.08 R)
• M8: 18,040,606 km (0.073 R)
• M9: 19,019,424 km (0.12 R)
• M10: 29,341,678 km (0.101 R)
• M11: 39,687,717 km (0.109 R)
• M12: 40,673,417 km (0.091 R)
• M13: 48,035,278 km (0.106 R)
• M14: 49,154,569 km (0.109 R)
• M15: 57,480,738 km (0.078 R)
• M16: 59,166,556 km (0.094 R)
• M17: 60,668,369 km (0.106 R)
• M18: 62,415,672 km (0.115 R)
• M19: 89,669,861 km (0.069 R)
• M20: 97,467,650 km (0.108 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 17,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit