🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.89 AU - 1.25 AU

Year: 387 Days

Day: 47.7 Hours

Environment

Temp: 78 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,412,219 km

• M1: 263,143 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.93 AU - 1.37 AU

Year: 431 Days

Day: 22.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,412,219 km

• M1: 246,388 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.46 AU - 1.54 AU

Year: 643 Days

Day: 33.6 Hours

Environment

Temp: -16 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 28,412,219 km

• M1: 16,755 km (0.113 R)
• M2: 286,480 km (0.053 R)

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.9

Radius: 13.7

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.25 AU - 9.53 AU

Year: 9273 Days

Day: 6.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 28,412,219 km

• M1: 227,538 km (0.118 R)
• M2: 371,302 km (0.112 R)
• M3: 467,344 km (0.102 R)
• M4: 564,882 km (0.114 R)
• M5: 727,345 km (0.085 R)
• M6: 1,618,200 km (0.094 R)
• M7: 1,877,154 km (0.042 R)
• M8: 2,810,944 km (0.064 R)
• M9: 3,005,571 km (0.092 R)
• M10: 3,144,398 km (0.095 R)
• M11: 3,574,342 km (0.066 R)
• M12: 3,806,967 km (0.118 R)
• M13: 4,580,836 km (0.044 R)
• M14: 5,210,943 km (0.086 R)
• M15: 6,372,570 km (0.108 R)
• M16: 6,707,819 km (0.083 R)
• M17: 7,422,448 km (0.102 R)
• M18: 7,940,057 km (0.107 R)
• M19: 8,189,287 km (0.068 R)
• M20: 8,356,986 km (0.09 R)
• M21: 9,183,364 km (0.11 R)
• M22: 10,095,463 km (0.043 R)
• M23: 11,847,403 km (0.068 R)
• M24: 12,132,537 km (0.111 R)
• M25: 12,548,569 km (0.104 R)
• M26: 12,806,924 km (0.107 R)
• M27: 13,328,871 km (0.099 R)
• M28: 13,526,340 km (0.04 R)
• M29: 13,791,278 km (0.098 R)
• M30: 14,461,028 km (0.09 R)
• M31: 14,596,264 km (0.112 R)
• M32: 15,210,214 km (0.113 R)
• M33: 15,902,104 km (0.094 R)
• M34: 16,181,702 km (0.105 R)
• M35: 16,781,440 km (0.083 R)
• M36: 17,030,521 km (0.088 R)
• M37: 17,316,702 km (0.052 R)
• M38: 17,857,647 km (0.1 R)
• M39: 19,476,147 km (0.038 R)
• M40: 20,000,936 km (0.08 R)
• M41: 20,113,883 km (0.032 R)
• M42: 21,371,701 km (0.112 R)
• M43: 22,107,424 km (0.098 R)
• M44: 22,969,706 km (0.089 R)
• M45: 23,285,956 km (0.092 R)
• M46: 23,444,679 km (0.119 R)
• M47: 23,922,943 km (0.088 R)
• M48: 24,163,198 km (0.104 R)
• M49: 24,727,182 km (0.117 R)
• M50: 25,499,406 km (0.107 R)
• M51: 27,067,491 km (0.025 R)
• M52: 27,569,242 km (0.098 R)
• M53: 27,821,165 km (0.095 R)
• M54: 28,200,695 km (0.072 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 13,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit