🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.43 AU - 0.61 AU

Year: 134 Days

Day: 35.3 Hours

Environment

Temp: 242 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.5 AU - 0.56 AU

Year: 138 Days

Day: 24 Hours

Environment

Temp: 173 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.52 AU - 0.86 AU

Year: 205 Days

Day: 35.6 Hours

Environment

Temp: 199 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.6 AU - 0.98 AU

Year: 251 Days

Day: 44.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.11 AU - 1.45 AU

Year: 519 Days

Day: 13.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 111,912,209 km

• M1: 14,361 km (0.056 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.91 AU - 2.63 AU

Year: 1225 Days

Day: 41.1 Hours

Environment

Temp: -70 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.96 AU - 3.18 AU

Year: 1476 Days

Day: 33.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.5

Radius: 11.8

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.03 AU - 11.77 AU

Year: 11156 Days

Day: 9.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 111,912,209 km

• M1: 146,756 km (0.114 R)
• M2: 884,423 km (0.097 R)
• M3: 1,445,415 km (0.09 R)
• M4: 2,075,222 km (0.04 R)
• M5: 2,751,703 km (0.067 R)
• M6: 5,377,295 km (0.084 R)
• M7: 6,308,841 km (0.051 R)
• M8: 6,773,642 km (0.119 R)
• M9: 8,819,243 km (0.118 R)
• M10: 10,217,684 km (0.051 R)
• M11: 12,524,932 km (0.082 R)
• M12: 13,832,268 km (0.066 R)
• M13: 15,644,347 km (0.068 R)
• M14: 16,571,106 km (0.1 R)
• M15: 17,308,623 km (0.097 R)
• M16: 17,761,606 km (0.065 R)
• M17: 18,612,518 km (0.093 R)
• M18: 24,393,429 km (0.116 R)
• M19: 24,963,247 km (0.113 R)
• M20: 30,607,126 km (0.118 R)
• M21: 32,055,682 km (0.086 R)
• M22: 38,181,266 km (0.111 R)
• M23: 38,820,797 km (0.034 R)
• M24: 39,337,658 km (0.079 R)
• M25: 49,141,554 km (0.095 R)
• M26: 50,509,477 km (0.114 R)
• M27: 50,970,987 km (0.113 R)
• M28: 51,902,682 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.9

Radius: 7.2

Gravity: 17.07 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 17.09 AU - 22.37 AU

Year: 31388 Days

Day: 23.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 111,912,209 km

• M1: 89,609 km (0.069 R)
• M2: 370,853 km (0.119 R)
• M3: 905,965 km (0.099 R)
• M4: 1,155,045 km (0.077 R)
• M5: 1,414,897 km (0.107 R)
• M6: 2,100,653 km (0.114 R)
• M7: 2,845,052 km (0.112 R)
• M8: 3,262,281 km (0.105 R)
• M9: 5,986,458 km (0.117 R)
• M10: 6,273,985 km (0.032 R)
• M11: 10,211,551 km (0.082 R)
• M12: 11,116,468 km (0.081 R)
• M13: 12,456,267 km (0.094 R)
• M14: 14,067,436 km (0.082 R)
• M15: 18,795,626 km (0.114 R)
• M16: 20,907,499 km (0.049 R)
• M17: 23,763,323 km (0.067 R)
• M18: 24,002,530 km (0.102 R)
• M19: 24,975,065 km (0.06 R)
• M20: 25,222,351 km (0.084 R)
• M21: 26,869,124 km (0.052 R)
• M22: 29,956,226 km (0.118 R)
• M23: 34,786,890 km (0.09 R)
• M24: 36,031,545 km (0.093 R)
• M25: 37,305,520 km (0.116 R)
• M26: 38,940,027 km (0.113 R)
• M27: 50,941,665 km (0.095 R)
• M28: 52,748,060 km (0.096 R)
• M29: 57,773,202 km (0.115 R)
• M30: 59,296,856 km (0.032 R)
• M31: 61,294,885 km (0.103 R)
• M32: 61,970,768 km (0.059 R)
• M33: 64,259,616 km (0.117 R)
• M34: 84,912,649 km (0.105 R)
• M35: 91,493,459 km (0.059 R)
• M36: 93,264,399 km (0.104 R)
• M37: 99,953,518 km (0.048 R)
• M38: 108,920,115 km (0.108 R)
• M39: 111,577,123 km (0.116 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 17,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit