🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.48 AU - 0.66 AU

Year: 161 Days

Day: 29.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.7 AU - 1.1 AU

Year: 320 Days

Day: 16.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,722,051 km

• M1: 61,335 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.81 AU - 2.13 AU

Year: 1036 Days

Day: 22.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.7

Radius: 11.4

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.86 AU - 7.32 AU

Year: 7075 Days

Day: 13.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,722,051 km

• M1: 235,467 km (0.041 R)
• M2: 700,268 km (0.099 R)
• M3: 1,350,869 km (0.077 R)
• M4: 1,938,340 km (0.081 R)
• M5: 2,358,560 km (0.036 R)
• M6: 2,764,419 km (0.062 R)
• M7: 3,279,784 km (0.115 R)
• M8: 3,811,455 km (0.084 R)
• M9: 4,504,093 km (0.117 R)
• M10: 6,469,659 km (0.07 R)
• M11: 7,831,748 km (0.068 R)
• M12: 8,743,996 km (0.093 R)
• M13: 10,544,406 km (0.117 R)
• M14: 13,998,920 km (0.084 R)
• M15: 15,950,424 km (0.083 R)
• M16: 19,454,305 km (0.071 R)
• M17: 21,048,869 km (0.107 R)
• M18: 21,954,535 km (0.114 R)
• M19: 23,521,273 km (0.101 R)
• M20: 31,114,562 km (0.115 R)
• M21: 32,190,470 km (0.109 R)
• M22: 32,787,665 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.1

Radius: 7.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 13.33 AU - 14.01 AU

Year: 18940 Days

Day: 16.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,722,051 km

• M1: 285,582 km (0.108 R)
• M2: 584,030 km (0.061 R)
• M3: 1,025,344 km (0.07 R)
• M4: 1,427,014 km (0.097 R)
• M5: 2,050,538 km (0.117 R)
• M6: 2,712,509 km (0.069 R)
• M7: 2,954,857 km (0.078 R)
• M8: 3,308,656 km (0.106 R)
• M9: 3,690,579 km (0.116 R)
• M10: 5,279,758 km (0.076 R)
• M11: 6,629,280 km (0.116 R)
• M12: 8,469,633 km (0.099 R)
• M13: 17,758,464 km (0.082 R)
• M14: 17,988,246 km (0.076 R)
• M15: 23,285,208 km (0.092 R)
• M16: 26,138,039 km (0.088 R)
• M17: 37,193,771 km (0.11 R)
• M18: 37,570,308 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 18,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit