🌌 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: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.42 AU - 0.64 AU

Year: 140 Days

Day: 22.3 Hours

Environment

Temp: 199 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,009,917 km

• M1: 365,019 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.55 AU - 0.77 AU

Year: 195 Days

Day: 30.9 Hours

Environment

Temp: 144 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,009,917 km

• M1: 61,036 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.03 AU - 1.15 AU

Year: 414 Days

Day: 31.7 Hours

Environment

Temp: 36 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.7

Radius: 14.4

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.7 AU - 5.98 AU

Year: 4485 Days

Day: 10.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,009,917 km

• M1: 179,517 km (0.095 R)
• M2: 639,381 km (0.109 R)
• M3: 1,472,791 km (0.086 R)
• M4: 2,010,595 km (0.101 R)
• M5: 2,679,896 km (0.119 R)
• M6: 3,392,431 km (0.093 R)
• M7: 4,041,985 km (0.061 R)
• M8: 4,620,480 km (0.075 R)
• M9: 5,679,184 km (0.048 R)
• M10: 6,281,914 km (0.112 R)
• M11: 7,129,236 km (0.074 R)
• M12: 9,417,485 km (0.083 R)
• M13: 10,978,240 km (0.112 R)
• M14: 11,629,738 km (0.11 R)
• M15: 13,061,540 km (0.028 R)
• M16: 15,339,766 km (0.095 R)
• M17: 16,333,245 km (0.086 R)
• M18: 16,998,656 km (0.096 R)
• M19: 17,493,975 km (0.11 R)
• M20: 19,504,870 km (0.12 R)
• M21: 20,254,205 km (0.101 R)
• M22: 21,022,690 km (0.106 R)
• M23: 23,066,645 km (0.117 R)
• M24: 24,684,397 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.2

Radius: 14.2

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.67 AU - 13.43 AU

Year: 13350 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,009,917 km

• M1: 176,525 km (0.049 R)
• M2: 663,915 km (0.084 R)
• M3: 1,166,115 km (0.094 R)
• M4: 1,862,793 km (0.053 R)
• M5: 2,480,482 km (0.11 R)
• M6: 3,061,520 km (0.118 R)
• M7: 3,844,516 km (0.105 R)
• M8: 4,757,661 km (0.077 R)
• M9: 6,433,756 km (0.051 R)
• M10: 7,143,897 km (0.072 R)
• M11: 7,676,166 km (0.102 R)
• M12: 8,573,304 km (0.036 R)
• M13: 10,690,264 km (0.086 R)
• M14: 11,993,112 km (0.071 R)
• M15: 12,683,057 km (0.076 R)
• M16: 16,083,865 km (0.077 R)
• M17: 19,704,882 km (0.103 R)
• M18: 20,844,668 km (0.109 R)
• M19: 22,873,215 km (0.052 R)
• M20: 28,076,828 km (0.098 R)
• M21: 30,431,947 km (0.097 R)
• M22: 44,953,263 km (0.064 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 10,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit