🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.62 AU - 0.76 AU

Year: 218 Days

Day: 22.4 Hours

Environment

Temp: 181 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,949,093 km

• M1: 110,403 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.83 AU - 1.35 AU

Year: 433 Days

Day: 31.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.08 AU - 2.2 AU

Year: 1192 Days

Day: 32.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.4

Radius: 11.9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.96 AU - 10.76 AU

Year: 10905 Days

Day: 5.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,949,093 km

• M1: 148,401 km (0.098 R)
• M2: 967,300 km (0.107 R)
• M3: 1,405,622 km (0.102 R)
• M4: 2,106,338 km (0.119 R)
• M5: 3,092,786 km (0.094 R)
• M6: 3,618,025 km (0.097 R)
• M7: 4,997,766 km (0.027 R)
• M8: 9,168,704 km (0.061 R)
• M9: 9,821,699 km (0.06 R)
• M10: 12,354,241 km (0.113 R)
• M11: 14,659,544 km (0.06 R)
• M12: 15,293,989 km (0.111 R)
• M13: 15,814,739 km (0.087 R)
• M14: 16,212,968 km (0.085 R)
• M15: 19,116,663 km (0.1 R)
• M16: 20,416,519 km (0.085 R)
• M17: 22,937,243 km (0.106 R)
• M18: 23,792,793 km (0.037 R)
• M19: 25,026,228 km (0.106 R)
• M20: 29,479,308 km (0.057 R)
• M21: 31,316,220 km (0.108 R)
• M22: 33,663,710 km (0.11 R)
• M23: 36,586,254 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.8

Radius: 6.5

Gravity: 23.45 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.02 AU - 17.3 AU

Year: 21375 Days

Day: 22.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,949,093 km

• M1: 80,932 km (0.092 R)
• M2: 301,889 km (0.111 R)
• M3: 697,276 km (0.084 R)
• M4: 1,160,131 km (0.102 R)
• M5: 2,483,025 km (0.112 R)
• M6: 3,025,617 km (0.083 R)
• M7: 4,033,907 km (0.045 R)
• M8: 5,452,842 km (0.116 R)
• M9: 6,229,405 km (0.117 R)
• M10: 12,072,249 km (0.099 R)
• M11: 13,919,633 km (0.119 R)
• M12: 14,789,395 km (0.04 R)
• M13: 16,375,881 km (0.029 R)
• M14: 17,434,435 km (0.111 R)
• M15: 20,680,559 km (0.081 R)
• M16: 30,511,084 km (0.083 R)
• M17: 35,618,954 km (0.093 R)
• M18: 39,065,539 km (0.096 R)
• M19: 49,269,610 km (0.097 R)
• M20: 50,177,220 km (0.08 R)
• M21: 52,025,502 km (0.047 R)
• M22: 62,162,403 km (0.074 R)
• M23: 64,078,004 km (0.094 R)
• M24: 72,133,999 km (0.106 R)
• M25: 78,600,816 km (0.115 R)
• M26: 79,590,555 km (0.078 R)
• M27: 83,376,129 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 12,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit