🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.53 AU - 0.57 AU

Year: 151 Days

Day: 37.7 Hours

Environment

Temp: 201 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.65 AU - 0.91 AU

Year: 255 Days

Day: 27.6 Hours

Environment

Temp: 174 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,669,081 km

• M1: 274,362 km (0.112 R)
• M2: 494,271 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.87 AU - 1.25 AU

Year: 405 Days

Day: 28.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 88,669,081 km

• M1: 21,093 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.6

Radius: 7.1

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 16.54 AU - 18.88 AU

Year: 27640 Days

Day: 15.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,669,081 km

• M1: 89,011 km (0.074 R)
• M2: 493,523 km (0.061 R)
• M3: 1,343,688 km (0.114 R)
• M4: 2,032,885 km (0.053 R)
• M5: 2,339,262 km (0.065 R)
• M6: 3,045,663 km (0.071 R)
• M7: 3,725,735 km (0.107 R)
• M8: 4,722,206 km (0.097 R)
• M9: 5,026,040 km (0.112 R)
• M10: 5,262,404 km (0.094 R)
• M11: 5,715,087 km (0.079 R)
• M12: 6,373,767 km (0.112 R)
• M13: 8,106,559 km (0.088 R)
• M14: 11,227,470 km (0.092 R)
• M15: 13,275,913 km (0.105 R)
• M16: 14,348,829 km (0.062 R)
• M17: 14,745,713 km (0.078 R)
• M18: 17,193,283 km (0.053 R)
• M19: 22,027,389 km (0.086 R)
• M20: 22,555,619 km (0.092 R)
• M21: 24,980,451 km (0.12 R)
• M22: 27,818,173 km (0.028 R)
• M23: 28,187,380 km (0.047 R)
• M24: 29,187,891 km (0.04 R)
• M25: 29,696,973 km (0.073 R)
• M26: 30,471,441 km (0.104 R)
• M27: 33,150,888 km (0.082 R)
• M28: 38,819,899 km (0.119 R)
• M29: 49,287,113 km (0.099 R)
• M30: 51,473,486 km (0.09 R)
• M31: 52,029,990 km (0.103 R)
• M32: 52,778,278 km (0.119 R)
• M33: 53,914,025 km (0.106 R)
• M34: 55,843,090 km (0.059 R)
• M35: 74,605,356 km (0.074 R)
• M36: 77,970,111 km (0.101 R)
• M37: 81,937,895 km (0.111 R)
• M38: 88,403,665 km (0.033 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 17,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit