🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.46 AU - 0.64 AU

Year: 156 Days

Day: 23.8 Hours

Environment

Temp: 184 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.57 AU - 0.65 AU

Year: 182 Days

Day: 40.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.72 AU - 0.9 AU

Year: 279 Days

Day: 13.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.81 AU - 0.95 AU

Year: 316 Days

Day: 37.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 23,297,444 km

• M1: 382,372 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.27 AU - 3.09 AU

Year: 1680 Days

Day: 26.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.62 AU - 3.6 AU

Year: 2100 Days

Day: 37.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,297,444 km

• M1: 50,863 km (0.1 R)
• M2: 262,095 km (0.085 R)

Asteroid Belt

Center: 3.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.7

Radius: 12.4

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.51 AU - 5.33 AU

Year: 3558 Days

Day: 14.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,297,444 km

• M1: 154,235 km (0.043 R)
• M2: 835,654 km (0.071 R)
• M3: 1,637,797 km (0.051 R)
• M4: 2,206,419 km (0.114 R)
• M5: 2,608,837 km (0.105 R)
• M6: 3,007,964 km (0.098 R)
• M7: 3,467,379 km (0.106 R)
• M8: 4,436,923 km (0.09 R)
• M9: 5,161,426 km (0.087 R)
• M10: 5,991,395 km (0.09 R)
• M11: 6,512,893 km (0.116 R)
• M12: 7,127,890 km (0.05 R)
• M13: 7,714,164 km (0.089 R)
• M14: 8,653,788 km (0.095 R)
• M15: 9,359,591 km (0.056 R)
• M16: 10,063,449 km (0.086 R)
• M17: 11,709,474 km (0.106 R)
• M18: 12,902,368 km (0.069 R)
• M19: 13,725,156 km (0.073 R)
• M20: 14,789,395 km (0.113 R)
• M21: 15,261,975 km (0.119 R)
• M22: 16,404,155 km (0.09 R)
• M23: 16,910,693 km (0.117 R)
• M24: 19,981,488 km (0.098 R)
• M25: 22,360,992 km (0.085 R)
• M26: 23,476,992 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.9

Radius: 10.7

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.41 AU - 6.59 AU

Year: 6345 Days

Day: 8.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,297,444 km

• M1: 133,591 km (0.098 R)
• M2: 469,887 km (0.04 R)
• M3: 1,010,683 km (0.12 R)
• M4: 1,828,086 km (0.106 R)
• M5: 2,252,346 km (0.084 R)
• M6: 2,625,592 km (0.075 R)
• M7: 3,538,588 km (0.108 R)
• M8: 4,135,783 km (0.11 R)
• M9: 5,182,669 km (0.073 R)
• M10: 7,418,858 km (0.111 R)
• M11: 7,968,480 km (0.098 R)
• M12: 9,304,838 km (0.084 R)
• M13: 9,985,359 km (0.084 R)
• M14: 11,046,157 km (0.065 R)
• M15: 11,809,406 km (0.107 R)
• M16: 12,464,046 km (0.101 R)
• M17: 13,093,404 km (0.117 R)
• M18: 14,786,254 km (0.067 R)
• M19: 17,562,491 km (0.06 R)
• M20: 18,978,435 km (0.076 R)
• M21: 19,617,218 km (0.118 R)
• M22: 22,956,392 km (0.079 R)
• M23: 25,025,629 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.8

Radius: 13.3

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.01 AU - 7.33 AU

Year: 6596 Days

Day: 14.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,297,444 km

• M1: 166,502 km (0.066 R)
• M2: 909,256 km (0.091 R)
• M3: 3,180,002 km (0.045 R)
• M4: 3,648,393 km (0.072 R)
• M5: 5,894,605 km (0.092 R)
• M6: 7,343,011 km (0.073 R)
• M7: 10,160,388 km (0.075 R)
• M8: 14,321,303 km (0.065 R)
• M9: 17,028,726 km (0.107 R)
• M10: 19,624,847 km (0.076 R)
• M11: 21,539,700 km (0.074 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 10,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit