🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.92 AU - 0.94 AU

Year: 321 Days

Day: 23.8 Hours

Environment

Temp: 165 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.85 AU - 1.31 AU

Year: 402 Days

Day: 14.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.39 AU - 4.07 AU

Year: 2580 Days

Day: 18.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.94 AU - 4.56 AU

Year: 3138 Days

Day: 43.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,297,083 km

• M1: 63,429 km (0.085 R)

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.7

Radius: 8.4

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.34 AU - 6.8 AU

Year: 4708 Days

Day: 14 Hours

Environment

Temp: -149 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,297,083 km

• M1: 217,366 km (0.089 R)
• M2: 904,618 km (0.04 R)
• M3: 963,111 km (0.089 R)
• M4: 1,053,468 km (0.11 R)
• M5: 1,913,955 km (0.103 R)
• M6: 2,326,845 km (0.08 R)
• M7: 2,501,725 km (0.069 R)
• M8: 2,554,084 km (0.096 R)
• M9: 2,606,743 km (0.119 R)
• M10: 2,659,850 km (0.099 R)
• M11: 2,897,561 km (0.108 R)
• M12: 3,290,106 km (0.062 R)
• M13: 3,486,977 km (0.052 R)
• M14: 3,557,288 km (0.056 R)
• M15: 4,312,159 km (0.087 R)
• M16: 4,540,595 km (0.048 R)
• M17: 4,694,980 km (0.083 R)
• M18: 5,276,167 km (0.116 R)
• M19: 5,796,170 km (0.115 R)
• M20: 6,048,392 km (0.11 R)
• M21: 6,261,269 km (0.025 R)
• M22: 6,914,563 km (0.081 R)
• M23: 7,256,843 km (0.081 R)
• M24: 7,316,981 km (0.088 R)
• M25: 7,849,999 km (0.103 R)
• M26: 8,744,744 km (0.107 R)
• M27: 9,937,188 km (0.096 R)
• M28: 10,441,931 km (0.094 R)
• M29: 10,714,648 km (0.038 R)
• M30: 11,197,401 km (0.064 R)
• M31: 11,301,670 km (0.12 R)
• M32: 11,371,533 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429

Radius: 13.5

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.93 AU - 12.85 AU

Year: 11995 Days

Day: 5.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 46,297,083 km

• M1: 270,174 km (0.109 R)
• M2: 444,455 km (0.102 R)
• M3: 564,882 km (0.059 R)
• M4: 652,995 km (0.073 R)
• M5: 1,873,863 km (0.065 R)
• M6: 2,061,459 km (0.103 R)
• M7: 2,767,710 km (0.102 R)
• M8: 3,037,585 km (0.06 R)
• M9: 3,287,712 km (0.086 R)
• M10: 3,401,257 km (0.096 R)
• M11: 3,544,871 km (0.054 R)
• M12: 4,079,085 km (0.038 R)
• M13: 4,702,609 km (0.04 R)
• M14: 4,927,903 km (0.101 R)
• M15: 5,256,121 km (0.104 R)
• M16: 5,625,478 km (0.096 R)
• M17: 5,864,985 km (0.079 R)
• M18: 6,389,624 km (0.038 R)
• M19: 6,892,871 km (0.082 R)
• M20: 9,719,523 km (0.102 R)
• M21: 10,973,602 km (0.1 R)
• M22: 12,455,818 km (0.07 R)
• M23: 13,265,741 km (0.108 R)
• M24: 13,493,878 km (0.056 R)
• M25: 13,677,285 km (0.088 R)
• M26: 14,092,867 km (0.115 R)
• M27: 14,278,967 km (0.109 R)
• M28: 14,700,684 km (0.11 R)
• M29: 16,038,687 km (0.059 R)
• M30: 16,477,009 km (0.093 R)
• M31: 17,715,380 km (0.102 R)
• M32: 18,269,790 km (0.118 R)
• M33: 18,574,520 km (0.12 R)
• M34: 20,543,827 km (0.05 R)
• M35: 20,913,782 km (0.049 R)
• M36: 21,179,468 km (0.059 R)
• M37: 22,036,963 km (0.061 R)
• M38: 23,124,839 km (0.035 R)
• M39: 23,289,546 km (0.114 R)
• M40: 23,399,650 km (0.12 R)
• M41: 23,786,061 km (0.061 R)
• M42: 24,007,765 km (0.098 R)
• M43: 24,565,167 km (0.077 R)
• M44: 24,958,011 km (0.099 R)
• M45: 26,320,249 km (0.095 R)
• M46: 27,823,259 km (0.025 R)
• M47: 28,821,077 km (0.082 R)
• M48: 31,154,205 km (0.095 R)
• M49: 31,823,057 km (0.104 R)
• M50: 33,361,073 km (0.054 R)
• M51: 33,983,101 km (0.077 R)
• M52: 34,358,143 km (0.104 R)
• M53: 35,112,266 km (0.077 R)
• M54: 35,428,067 km (0.103 R)
• M55: 36,062,661 km (0.109 R)
• M56: 37,988,734 km (0.116 R)
• M57: 38,703,363 km (0.087 R)
• M58: 39,356,956 km (0.062 R)
• M59: 39,816,520 km (0.104 R)
• M60: 40,145,935 km (0.06 R)
• M61: 41,272,706 km (0.027 R)
• M62: 42,544,288 km (0.078 R)
• M63: 43,692,900 km (0.082 R)
• M64: 45,469,226 km (0.1 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 16,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit