🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.39 AU - 0.65 AU

Year: 143 Days

Day: 33 Hours

Environment

Temp: 172 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,987,919 km

• M1: 67,469 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.97 AU - 1.19 AU

Year: 427 Days

Day: 33.9 Hours

Environment

Temp: -7 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.49 AU - 2.13 AU

Year: 927 Days

Day: 36.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 98,987,919 km

• M1: 467,493 km (0.09 R)
• M2: 578,794 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.29 AU - 3.83 AU

Year: 2558 Days

Day: 44.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,987,919 km

• M1: 69,413 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.78 AU - 4.44 AU

Year: 2612 Days

Day: 40.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.7

Radius: 10.7

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.5 AU - 9.34 AU

Year: 10145 Days

Day: 7.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,987,919 km

• M1: 133,890 km (0.088 R)
• M2: 487,390 km (0.079 R)
• M3: 945,459 km (0.095 R)
• M4: 1,450,202 km (0.109 R)
• M5: 1,862,045 km (0.076 R)
• M6: 2,387,432 km (0.116 R)
• M7: 2,885,294 km (0.113 R)
• M8: 3,359,819 km (0.113 R)
• M9: 3,761,788 km (0.109 R)
• M10: 4,116,784 km (0.108 R)
• M11: 4,634,692 km (0.117 R)
• M12: 5,444,914 km (0.035 R)
• M13: 6,560,615 km (0.093 R)
• M14: 6,964,379 km (0.101 R)
• M15: 8,618,633 km (0.076 R)
• M16: 9,014,169 km (0.067 R)
• M17: 13,026,983 km (0.092 R)
• M18: 18,167,913 km (0.104 R)
• M19: 21,583,831 km (0.093 R)
• M20: 23,999,089 km (0.085 R)
• M21: 27,999,485 km (0.091 R)
• M22: 28,966,935 km (0.108 R)
• M23: 29,557,996 km (0.036 R)
• M24: 35,693,902 km (0.035 R)
• M25: 36,373,376 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.5

Radius: 13.3

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.08 AU - 10.42 AU

Year: 12496 Days

Day: 6.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 98,987,919 km

• M1: 200,611 km (0.116 R)
• M2: 792,270 km (0.048 R)
• M3: 1,618,350 km (0.081 R)
• M4: 2,166,177 km (0.118 R)
• M5: 2,753,498 km (0.079 R)
• M6: 4,224,045 km (0.091 R)
• M7: 7,275,393 km (0.062 R)
• M8: 7,729,124 km (0.111 R)
• M9: 13,491,634 km (0.074 R)
• M10: 14,757,980 km (0.118 R)
• M11: 17,235,021 km (0.098 R)
• M12: 18,420,285 km (0.108 R)
• M13: 20,218,601 km (0.112 R)
• M14: 28,692,124 km (0.093 R)
• M15: 34,677,983 km (0.086 R)
• M16: 38,023,440 km (0.084 R)
• M17: 38,518,310 km (0.049 R)
• M18: 43,033,623 km (0.118 R)
• M19: 44,249,405 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.2

Radius: 7.8

Gravity: 14.32 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 12.68 AU - 21 AU

Year: 26315 Days

Day: 19.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 98,987,919 km

• M1: 113,395 km (0.096 R)
• M2: 479,760 km (0.1 R)
• M3: 1,039,256 km (0.112 R)
• M4: 1,498,522 km (0.067 R)
• M5: 1,835,117 km (0.119 R)
• M6: 3,247,171 km (0.087 R)
• M7: 3,618,623 km (0.077 R)
• M8: 4,521,296 km (0.089 R)
• M9: 5,873,362 km (0.082 R)
• M10: 10,039,962 km (0.097 R)
• M11: 15,842,415 km (0.041 R)
• M12: 17,650,604 km (0.061 R)
• M13: 18,410,860 km (0.098 R)
• M14: 24,706,836 km (0.086 R)
• M15: 25,657,830 km (0.072 R)
• M16: 26,756,626 km (0.116 R)
• M17: 27,380,449 km (0.119 R)
• M18: 33,438,415 km (0.116 R)
• M19: 33,871,351 km (0.094 R)
• M20: 36,701,145 km (0.119 R)
• M21: 45,068,303 km (0.071 R)
• M22: 61,689,824 km (0.072 R)
• M23: 67,258,903 km (0.083 R)
• M24: 74,372,881 km (0.112 R)
• M25: 76,851,269 km (0.116 R)
• M26: 85,959,086 km (0.112 R)
• M27: 98,987,864 km (0.095 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: 319 - 16,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit