🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.53 AU - 0.87 AU

Year: 223 Days

Day: 32.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.25 AU - 1.85 AU

Year: 735 Days

Day: 31.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.3 AU - 3.52 AU

Year: 2398 Days

Day: 36.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,169,709 km

• M1: 1,244,056 km (0.066 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.7

Radius: 12.9

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.63 AU - 6.99 AU

Year: 6767 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,169,709 km

• M1: 160,519 km (0.079 R)
• M2: 888,462 km (0.044 R)
• M3: 2,414,360 km (0.112 R)
• M4: 2,944,984 km (0.064 R)
• M5: 3,661,857 km (0.107 R)
• M6: 4,751,827 km (0.12 R)
• M7: 5,770,887 km (0.078 R)
• M8: 6,268,300 km (0.107 R)
• M9: 6,896,312 km (0.064 R)
• M10: 7,823,370 km (0.085 R)
• M11: 8,278,447 km (0.093 R)
• M12: 9,200,419 km (0.074 R)
• M13: 10,504,463 km (0.063 R)
• M14: 10,965,524 km (0.12 R)
• M15: 11,682,397 km (0.062 R)
• M16: 13,747,745 km (0.115 R)
• M17: 14,356,010 km (0.101 R)
• M18: 15,040,121 km (0.111 R)
• M19: 16,411,784 km (0.078 R)
• M20: 19,334,478 km (0.093 R)
• M21: 20,310,454 km (0.095 R)
• M22: 21,539,401 km (0.106 R)
• M23: 22,134,651 km (0.058 R)
• M24: 24,384,752 km (0.091 R)
• M25: 29,883,072 km (0.117 R)
• M26: 30,530,532 km (0.053 R)
• M27: 31,092,870 km (0.069 R)
• M28: 31,566,796 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.3

Radius: 4.5

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 14.85 AU - 15.45 AU

Year: 22455 Days

Day: 24.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,169,709 km

• M1: 86,019 km (0.119 R)
• M2: 261,347 km (0.109 R)
• M3: 983,456 km (0.028 R)
• M4: 1,131,857 km (0.063 R)
• M5: 1,626,877 km (0.1 R)
• M6: 1,867,430 km (0.087 R)
• M7: 2,495,741 km (0.081 R)
• M8: 5,374,004 km (0.044 R)
• M9: 7,040,973 km (0.11 R)
• M10: 10,068,984 km (0.038 R)
• M11: 11,838,278 km (0.08 R)
• M12: 13,442,865 km (0.062 R)
• M13: 16,590,105 km (0.05 R)
• M14: 17,146,459 km (0.097 R)
• M15: 17,287,530 km (0.065 R)
• M16: 18,077,257 km (0.115 R)
• M17: 20,590,202 km (0.061 R)
• M18: 24,736,606 km (0.109 R)
• M19: 25,923,217 km (0.085 R)
• M20: 29,004,933 km (0.08 R)
• M21: 35,196,938 km (0.06 R)
• M22: 36,230,360 km (0.107 R)
• M23: 38,237,365 km (0.079 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 13,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit