🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.45 AU - 0.71 AU

Year: 156 Days

Day: 24.8 Hours

Environment

Temp: 176 °C

Axial Tilt: 43.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,634,213 km

• M1: 11,669 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.04 AU - 1.56 AU

Year: 523 Days

Day: 45.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.29 AU - 1.55 AU

Year: 597 Days

Day: 37 Hours

Environment

Temp: -13 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.39 AU - 1.59 AU

Year: 642 Days

Day: 31.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 46 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,634,213 km

• M1: 124,316 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.7

Radius: 6.3

Gravity: 16.14 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 13.37 AU - 14.63 AU

Year: 18497 Days

Day: 19.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,634,213 km

• M1: 83,625 km (0.116 R)
• M2: 321,336 km (0.089 R)
• M3: 695,181 km (0.105 R)
• M4: 1,711,699 km (0.086 R)
• M5: 1,908,121 km (0.074 R)
• M6: 2,522,818 km (0.115 R)
• M7: 2,950,519 km (0.117 R)
• M8: 3,425,342 km (0.053 R)
• M9: 3,889,096 km (0.062 R)
• M10: 4,328,315 km (0.101 R)
• M11: 5,048,629 km (0.074 R)
• M12: 5,494,580 km (0.084 R)
• M13: 6,253,939 km (0.098 R)
• M14: 6,465,022 km (0.105 R)
• M15: 7,639,963 km (0.072 R)
• M16: 8,177,618 km (0.109 R)
• M17: 8,844,974 km (0.105 R)
• M18: 10,582,553 km (0.098 R)
• M19: 14,716,840 km (0.109 R)
• M20: 16,650,841 km (0.05 R)
• M21: 17,973,885 km (0.08 R)
• M22: 19,011,047 km (0.069 R)
• M23: 20,547,866 km (0.098 R)
• M24: 24,278,986 km (0.075 R)
• M25: 31,418,844 km (0.111 R)
• M26: 34,733,185 km (0.097 R)
• M27: 36,884,552 km (0.101 R)
• M28: 38,414,040 km (0.074 R)
• M29: 40,567,203 km (0.06 R)
• M30: 42,046,576 km (0.111 R)
• M31: 42,497,314 km (0.102 R)
• M32: 43,868,828 km (0.101 R)
• M33: 46,060,586 km (0.082 R)
• M34: 48,653,566 km (0.104 R)
• M35: 49,985,885 km (0.098 R)
• M36: 56,283,057 km (0.065 R)
• M37: 60,954,101 km (0.091 R)
• M38: 62,892,590 km (0.101 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 14,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit