🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.4 AU - 0.66 AU

Year: 135 Days

Day: 17.8 Hours

Environment

Temp: 255 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.65 AU - 0.67 AU

Year: 188 Days

Day: 27 Hours

Environment

Temp: 231 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.05 AU - 3.23 AU

Year: 1947 Days

Day: 23.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 11.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.78 AU - 7.42 AU

Year: 5271 Days

Day: 9.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,665,243 km

• M1: 139,575 km (0.037 R)
• M2: 631,303 km (0.092 R)
• M3: 1,260,063 km (0.058 R)
• M4: 2,610,483 km (0.108 R)
• M5: 3,443,294 km (0.062 R)
• M6: 4,344,173 km (0.071 R)
• M7: 4,863,876 km (0.089 R)
• M8: 5,366,674 km (0.057 R)
• M9: 6,575,874 km (0.093 R)
• M10: 6,947,774 km (0.082 R)
• M11: 7,333,736 km (0.058 R)
• M12: 7,771,011 km (0.088 R)
• M13: 8,148,746 km (0.088 R)
• M14: 9,483,458 km (0.106 R)
• M15: 10,587,789 km (0.081 R)
• M16: 11,147,285 km (0.087 R)
• M17: 11,874,481 km (0.06 R)
• M18: 12,736,613 km (0.077 R)
• M19: 15,045,058 km (0.089 R)
• M20: 17,044,882 km (0.072 R)
• M21: 23,001,720 km (0.064 R)
• M22: 24,259,838 km (0.069 R)
• M23: 24,824,570 km (0.056 R)
• M24: 25,812,963 km (0.109 R)
• M25: 30,401,279 km (0.119 R)
• M26: 31,723,575 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.8

Radius: 14

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 10.47 AU - 13.05 AU

Year: 14109 Days

Day: 10.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,665,243 km

• M1: 174,282 km (0.075 R)
• M2: 1,307,785 km (0.101 R)
• M3: 2,018,075 km (0.084 R)
• M4: 4,991,333 km (0.099 R)
• M5: 5,478,124 km (0.042 R)
• M6: 6,104,341 km (0.098 R)
• M7: 6,662,192 km (0.118 R)
• M8: 8,054,050 km (0.103 R)
• M9: 8,958,968 km (0.037 R)
• M10: 10,546,650 km (0.107 R)
• M11: 11,025,363 km (0.071 R)
• M12: 11,912,179 km (0.113 R)
• M13: 18,340,400 km (0.116 R)
• M14: 20,969,732 km (0.086 R)
• M15: 22,071,520 km (0.094 R)
• M16: 22,945,022 km (0.067 R)
• M17: 26,087,924 km (0.038 R)
• M18: 26,671,056 km (0.077 R)
• M19: 27,964,180 km (0.116 R)
• M20: 34,946,362 km (0.085 R)
• M21: 48,049,938 km (0.07 R)
• M22: 48,779,677 km (0.059 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 13,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit