🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.53 AU - 0.85 AU

Year: 210 Days

Day: 36.3 Hours

Environment

Temp: 140 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.93 AU - 1.23 AU

Year: 412 Days

Day: 34.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.96 AU - 2.64 AU

Year: 1280 Days

Day: 42.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,454,068 km

• M1: 283,937 km (0.109 R)
• M2: 445,353 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.08 AU - 2.98 AU

Year: 1477 Days

Day: 41.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.3

Radius: 8.9

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.82 AU - 4.92 AU

Year: 3945 Days

Day: 5.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,454,068 km

• M1: 110,852 km (0.116 R)
• M2: 590,463 km (0.064 R)
• M3: 1,032,375 km (0.103 R)
• M4: 1,475,035 km (0.117 R)
• M5: 1,941,182 km (0.054 R)
• M6: 2,249,952 km (0.104 R)
• M7: 2,775,340 km (0.114 R)
• M8: 3,152,326 km (0.065 R)
• M9: 4,536,855 km (0.072 R)
• M10: 6,426,874 km (0.076 R)
• M11: 7,209,421 km (0.105 R)
• M12: 9,174,538 km (0.025 R)
• M13: 10,241,919 km (0.118 R)
• M14: 11,472,362 km (0.07 R)
• M15: 12,403,459 km (0.039 R)
• M16: 13,247,340 km (0.077 R)
• M17: 13,940,128 km (0.094 R)
• M18: 15,448,523 km (0.077 R)
• M19: 18,614,613 km (0.106 R)
• M20: 19,074,776 km (0.111 R)
• M21: 19,779,232 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.8

Radius: 12.8

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.04 AU - 7.9 AU

Year: 7495 Days

Day: 14.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,454,068 km

• M1: 159,172 km (0.1 R)
• M2: 3,341,119 km (0.065 R)
• M3: 5,129,561 km (0.09 R)
• M4: 6,006,654 km (0.036 R)
• M5: 6,756,139 km (0.096 R)
• M6: 10,898,205 km (0.053 R)
• M7: 13,321,391 km (0.1 R)
• M8: 13,979,323 km (0.07 R)
• M9: 18,686,569 km (0.098 R)
• M10: 20,204,539 km (0.113 R)
• M11: 22,465,711 km (0.064 R)
• M12: 24,534,051 km (0.093 R)
• M13: 25,614,596 km (0.071 R)
• M14: 27,677,551 km (0.118 R)
• M15: 29,647,156 km (0.113 R)
• M16: 32,990,220 km (0.046 R)
• M17: 34,977,329 km (0.1 R)
• M18: 36,925,990 km (0.114 R)
• M19: 39,188,658 km (0.081 R)
• M20: 40,168,375 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.5

Radius: 14.9

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.2 AU - 10.12 AU

Year: 8557 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,454,068 km

• M1: 185,352 km (0.046 R)
• M2: 756,367 km (0.104 R)
• M3: 1,543,252 km (0.094 R)
• M4: 3,103,258 km (0.047 R)
• M5: 3,624,158 km (0.089 R)
• M6: 4,604,024 km (0.107 R)
• M7: 5,157,087 km (0.064 R)
• M8: 6,622,698 km (0.108 R)
• M9: 7,370,837 km (0.109 R)
• M10: 8,485,490 km (0.101 R)
• M11: 10,261,965 km (0.119 R)
• M12: 12,802,885 km (0.055 R)
• M13: 14,605,839 km (0.12 R)
• M14: 17,290,372 km (0.057 R)
• M15: 18,634,210 km (0.117 R)
• M16: 20,451,525 km (0.091 R)
• M17: 22,820,258 km (0.087 R)
• M18: 27,100,552 km (0.107 R)
• M19: 28,097,322 km (0.074 R)
• M20: 30,482,661 km (0.103 R)
• M21: 32,887,895 km (0.039 R)
• M22: 35,064,843 km (0.058 R)
• M23: 35,890,474 km (0.108 R)
• M24: 36,850,144 km (0.075 R)
• M25: 42,303,286 km (0.07 R)
• M26: 43,644,580 km (0.11 R)
• M27: 44,188,967 km (0.112 R)
• M28: 46,694,881 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.2

Radius: 5.1

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.04 AU - 16.7 AU

Year: 18962 Days

Day: 20.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,454,068 km

• M1: 67,768 km (0.081 R)
• M2: 292,464 km (0.113 R)
• M3: 462,706 km (0.063 R)
• M4: 855,401 km (0.106 R)
• M5: 1,021,005 km (0.108 R)
• M6: 2,412,415 km (0.047 R)
• M7: 2,813,637 km (0.09 R)
• M8: 3,065,560 km (0.099 R)
• M9: 5,036,960 km (0.084 R)
• M10: 8,591,256 km (0.051 R)
• M11: 13,466,352 km (0.107 R)
• M12: 22,422,926 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.2

Radius: 3.9

Gravity: 60.11 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.5 AU - 15.82 AU

Year: 20605 Days

Day: 23.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 172.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,454,068 km

• M1: 48,769 km (0.102 R)
• M2: 258,655 km (0.077 R)
• M3: 391,797 km (0.1 R)
• M4: 1,074,113 km (0.108 R)
• M5: 1,692,401 km (0.098 R)
• M6: 4,339,535 km (0.077 R)
• M7: 5,514,477 km (0.047 R)
• M8: 5,764,156 km (0.107 R)
• M9: 5,934,697 km (0.07 R)
• M10: 8,146,502 km (0.066 R)
• M11: 8,580,335 km (0.043 R)
• M12: 8,972,282 km (0.063 R)
• M13: 9,791,929 km (0.098 R)
• M14: 10,344,394 km (0.11 R)
• M15: 10,596,616 km (0.114 R)
• M16: 13,422,220 km (0.094 R)
• M17: 13,797,860 km (0.069 R)
• M18: 14,180,532 km (0.081 R)
• M19: 14,335,515 km (0.042 R)
• M20: 16,454,868 km (0.102 R)
• M21: 16,798,494 km (0.113 R)
• M22: 17,768,038 km (0.108 R)
• M23: 18,129,616 km (0.091 R)
• M24: 18,774,234 km (0.1 R)
• M25: 19,149,275 km (0.102 R)
• M26: 21,916,387 km (0.108 R)
• M27: 24,602,267 km (0.054 R)
• M28: 32,460,195 km (0.054 R)
• M29: 33,546,575 km (0.082 R)
• M30: 39,038,911 km (0.058 R)
• M31: 44,104,893 km (0.071 R)
• M32: 44,601,109 km (0.06 R)
• M33: 46,623,373 km (0.113 R)
• M34: 61,482,630 km (0.104 R)
• M35: 69,189,165 km (0.106 R)
• M36: 69,859,064 km (0.091 R)
• M37: 75,138,672 km (0.087 R)
• M38: 76,796,665 km (0.08 R)
• M39: 77,995,842 km (0.111 R)
• M40: 80,185,655 km (0.051 R)
• M41: 81,419,838 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 16,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit