🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.67 AU - 0.73 AU

Year: 208 Days

Day: 32.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,863,754 km

• M1: 83,027 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.78 AU - 1.24 AU

Year: 360 Days

Day: 28 Hours

Environment

Temp: 146 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.24 AU - 1.26 AU

Year: 496 Days

Day: 22.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 23.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.58 AU - 1.74 AU

Year: 759 Days

Day: 24.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.85 AU - 2.15 AU

Year: 1003 Days

Day: 22.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,863,754 km

• M1: 84,672 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.83 AU - 4.23 AU

Year: 2870 Days

Day: 13.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.81 AU - 4.93 AU

Year: 3813 Days

Day: 32.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.6

Radius: 13.5

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.05 AU - 9.51 AU

Year: 8452 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,863,754 km

• M1: 167,998 km (0.029 R)
• M2: 1,272,928 km (0.11 R)
• M3: 2,113,968 km (0.103 R)
• M4: 3,010,807 km (0.056 R)
• M5: 3,440,003 km (0.104 R)
• M6: 4,339,685 km (0.111 R)
• M7: 5,043,393 km (0.092 R)
• M8: 6,276,528 km (0.051 R)
• M9: 6,717,094 km (0.076 R)
• M10: 7,743,186 km (0.099 R)
• M11: 8,557,297 km (0.115 R)
• M12: 9,522,652 km (0.098 R)
• M13: 10,921,243 km (0.032 R)
• M14: 11,452,615 km (0.081 R)
• M15: 13,631,208 km (0.119 R)
• M16: 14,185,169 km (0.077 R)
• M17: 15,142,147 km (0.112 R)
• M18: 16,278,044 km (0.108 R)
• M19: 16,972,327 km (0.112 R)
• M20: 18,197,983 km (0.085 R)
• M21: 19,714,456 km (0.119 R)
• M22: 22,060,899 km (0.063 R)
• M23: 23,432,412 km (0.117 R)
• M24: 26,534,623 km (0.093 R)
• M25: 30,314,812 km (0.096 R)
• M26: 32,008,858 km (0.103 R)
• M27: 33,209,680 km (0.092 R)
• M28: 34,895,199 km (0.105 R)
• M29: 35,817,021 km (0.069 R)
• M30: 37,230,272 km (0.11 R)
• M31: 42,209,937 km (0.092 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.9

Radius: 13.9

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 10.39 AU - 15.49 AU

Year: 16513 Days

Day: 7.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,863,754 km

• M1: 172,935 km (0.05 R)
• M2: 734,077 km (0.084 R)
• M3: 1,259,016 km (0.093 R)
• M4: 1,980,975 km (0.091 R)
• M5: 3,095,629 km (0.063 R)
• M6: 4,732,229 km (0.057 R)
• M7: 5,389,562 km (0.116 R)
• M8: 6,065,745 km (0.034 R)
• M9: 7,255,796 km (0.083 R)
• M10: 8,439,414 km (0.07 R)
• M11: 9,521,156 km (0.109 R)
• M12: 10,754,292 km (0.056 R)
• M13: 14,562,455 km (0.084 R)
• M14: 15,404,093 km (0.109 R)
• M15: 18,475,187 km (0.112 R)
• M16: 22,734,688 km (0.116 R)
• M17: 24,394,925 km (0.03 R)
• M18: 25,254,813 km (0.109 R)
• M19: 28,424,343 km (0.113 R)
• M20: 35,542,360 km (0.105 R)
• M21: 39,805,151 km (0.105 R)
• M22: 41,298,587 km (0.065 R)
• M23: 42,984,405 km (0.101 R)
• M24: 57,777,241 km (0.095 R)
• M25: 58,347,059 km (0.112 R)
• M26: 59,304,785 km (0.108 R)
• M27: 63,644,320 km (0.069 R)
• M28: 65,891,579 km (0.046 R)
• M29: 66,721,698 km (0.099 R)
• M30: 67,558,698 km (0.066 R)
• M31: 70,327,605 km (0.089 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 19,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit