🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.4 AU - 0.6 AU

Year: 134 Days

Day: 40.5 Hours

Environment

Temp: 205 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.47 AU - 0.61 AU

Year: 150 Days

Day: 42.1 Hours

Environment

Temp: 142 °C

Axial Tilt: 46.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,087,235 km

• M1: 142,716 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.54 AU - 0.86 AU

Year: 222 Days

Day: 40.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,087,235 km

• M1: 64,028 km (0.076 R)
• M2: 91,404 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.09 AU - 3.21 AU

Year: 2117 Days

Day: 35.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,087,235 km

• M1: 251,474 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.82 AU - 4.56 AU

Year: 2685 Days

Day: 12 Hours

Environment

Temp: -122 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.7

Radius: 10.5

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.42 AU - 5.68 AU

Year: 4298 Days

Day: 13.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,087,235 km

• M1: 130,599 km (0.117 R)
• M2: 943,215 km (0.116 R)
• M3: 2,071,033 km (0.076 R)
• M4: 3,386,148 km (0.101 R)
• M5: 4,772,322 km (0.111 R)
• M6: 5,984,962 km (0.087 R)
• M7: 7,358,121 km (0.102 R)
• M8: 7,883,359 km (0.059 R)
• M9: 8,891,798 km (0.083 R)
• M10: 10,410,516 km (0.095 R)
• M11: 10,804,706 km (0.106 R)
• M12: 13,179,423 km (0.116 R)
• M13: 13,849,920 km (0.043 R)
• M14: 14,651,466 km (0.1 R)
• M15: 15,314,783 km (0.119 R)
• M16: 16,055,741 km (0.07 R)
• M17: 16,641,866 km (0.116 R)
• M18: 24,369,942 km (0.034 R)
• M19: 27,317,020 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.5

Radius: 4.7

Gravity: 42.21 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 11.85 AU - 12.77 AU

Year: 16358 Days

Day: 24.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,087,235 km

• M1: 58,493 km (0.083 R)
• M2: 571,913 km (0.114 R)
• M3: 1,368,671 km (0.11 R)
• M4: 1,711,100 km (0.037 R)
• M5: 1,912,160 km (0.105 R)
• M6: 2,428,273 km (0.055 R)
• M7: 2,682,739 km (0.079 R)
• M8: 3,245,227 km (0.099 R)
• M9: 3,671,581 km (0.075 R)
• M10: 6,508,704 km (0.048 R)
• M11: 8,570,163 km (0.054 R)
• M12: 9,050,821 km (0.056 R)
• M13: 9,949,455 km (0.083 R)
• M14: 13,850,220 km (0.071 R)
• M15: 14,141,636 km (0.101 R)
• M16: 15,817,731 km (0.032 R)
• M17: 16,216,260 km (0.092 R)
• M18: 20,862,321 km (0.037 R)
• M19: 33,440,809 km (0.085 R)
• M20: 34,096,945 km (0.099 R)
• M21: 35,980,083 km (0.082 R)
• M22: 36,669,131 km (0.094 R)
• M23: 37,507,477 km (0.108 R)
• M24: 40,542,519 km (0.059 R)
• M25: 41,740,499 km (0.092 R)
• M26: 50,278,947 km (0.1 R)
• M27: 53,245,921 km (0.104 R)
• M28: 54,500,898 km (0.113 R)
• M29: 57,630,485 km (0.079 R)
• M30: 59,910,207 km (0.106 R)
• M31: 60,489,450 km (0.109 R)
• M32: 65,258,182 km (0.109 R)
• M33: 73,531,692 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433

Radius: 5.8

Gravity: 12.87 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 15.09 AU - 21.59 AU

Year: 29747 Days

Day: 17.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,087,235 km

• M1: 72,705 km (0.093 R)
• M2: 683,363 km (0.084 R)
• M3: 1,247,347 km (0.082 R)
• M4: 2,884,097 km (0.096 R)
• M5: 3,127,343 km (0.106 R)
• M6: 3,413,524 km (0.11 R)
• M7: 3,972,871 km (0.102 R)
• M8: 6,690,914 km (0.117 R)
• M9: 7,922,853 km (0.064 R)
• M10: 10,258,973 km (0.1 R)
• M11: 12,164,401 km (0.096 R)
• M12: 20,629,098 km (0.071 R)
• M13: 23,204,575 km (0.06 R)
• M14: 27,879,059 km (0.115 R)
• M15: 32,873,384 km (0.039 R)
• M16: 48,157,499 km (0.066 R)
• M17: 66,922,159 km (0.112 R)
• M18: 68,014,373 km (0.082 R)
• M19: 68,896,701 km (0.071 R)
• M20: 78,144,093 km (0.11 R)
• M21: 79,111,842 km (0.064 R)
• M22: 81,071,424 km (0.113 R)
• M23: 82,063,258 km (0.035 R)
• M24: 83,818,341 km (0.053 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: 159 - 10,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit