🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.79 AU - 0.81 AU

Year: 265 Days

Day: 37.9 Hours

Environment

Temp: 86 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.7 AU - 3.06 AU

Year: 1813 Days

Day: 23.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.2

Radius: 8.7

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.92 AU - 6.38 AU

Year: 4334 Days

Day: 11.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 24,590,388 km

• M1: 109,206 km (0.092 R)
• M2: 492,626 km (0.093 R)
• M3: 767,138 km (0.11 R)
• M4: 1,252,583 km (0.079 R)
• M5: 1,641,986 km (0.107 R)
• M6: 2,168,571 km (0.071 R)
• M7: 2,440,240 km (0.059 R)
• M8: 2,962,337 km (0.106 R)
• M9: 3,496,252 km (0.108 R)
• M10: 3,894,033 km (0.027 R)
• M11: 4,183,355 km (0.12 R)
• M12: 5,488,147 km (0.037 R)
• M13: 6,384,837 km (0.104 R)
• M14: 7,855,534 km (0.117 R)
• M15: 10,962,981 km (0.114 R)
• M16: 11,317,378 km (0.117 R)
• M17: 12,474,368 km (0.108 R)
• M18: 14,068,184 km (0.063 R)
• M19: 14,699,487 km (0.117 R)
• M20: 19,208,067 km (0.086 R)
• M21: 20,314,643 km (0.097 R)
• M22: 20,985,141 km (0.049 R)
• M23: 21,532,220 km (0.087 R)
• M24: 24,939,461 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 9.7

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.53 AU - 10.77 AU

Year: 9435 Days

Day: 11.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,590,388 km

• M1: 121,025 km (0.094 R)
• M2: 434,731 km (0.05 R)
• M3: 796,160 km (0.094 R)
• M4: 1,269,637 km (0.095 R)
• M5: 2,132,518 km (0.07 R)
• M6: 3,102,211 km (0.059 R)
• M7: 4,507,234 km (0.11 R)
• M8: 5,719,725 km (0.073 R)
• M9: 8,601,429 km (0.107 R)
• M10: 9,312,767 km (0.089 R)
• M11: 25,469,337 km (0.097 R)
• M12: 26,469,847 km (0.12 R)
• M13: 28,163,295 km (0.044 R)
• M14: 35,661,739 km (0.043 R)
• M15: 37,259,743 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.7

Radius: 7.3

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.38 AU - 16.5 AU

Year: 18273 Days

Day: 15.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,590,388 km

• M1: 94,695 km (0.08 R)
• M2: 611,556 km (0.034 R)
• M3: 1,114,355 km (0.105 R)
• M4: 5,597,204 km (0.116 R)
• M5: 10,760,874 km (0.116 R)
• M6: 15,947,283 km (0.102 R)
• M7: 20,310,155 km (0.1 R)
• M8: 24,590,449 km (0.071 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 11,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit