🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.61 AU - 0.69 AU

Year: 201 Days

Day: 46.1 Hours

Environment

Temp: 181 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.56 AU - 0.88 AU

Year: 234 Days

Day: 19.6 Hours

Environment

Temp: 102 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.06 AU - 1.08 AU

Year: 424 Days

Day: 25 Hours

Environment

Temp: 5 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.95 AU - 1.49 AU

Year: 516 Days

Day: 36.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,632,003 km

• M1: 44,879 km (0.06 R)
• M2: 153,338 km (0.097 R)

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.9

Radius: 8.8

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.59 AU - 6.25 AU

Year: 4831 Days

Day: 6 Hours

Environment

Temp: -162 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,632,003 km

• M1: 109,506 km (0.065 R)
• M2: 536,757 km (0.117 R)
• M3: 890,407 km (0.083 R)
• M4: 1,826,440 km (0.119 R)
• M5: 2,804,661 km (0.104 R)
• M6: 3,105,801 km (0.079 R)
• M7: 3,389,439 km (0.096 R)
• M8: 3,922,606 km (0.049 R)
• M9: 4,751,827 km (0.097 R)
• M10: 5,777,320 km (0.072 R)
• M11: 8,012,013 km (0.068 R)
• M12: 9,855,059 km (0.073 R)
• M13: 10,768,204 km (0.084 R)
• M14: 11,556,286 km (0.076 R)
• M15: 14,410,314 km (0.113 R)
• M16: 16,478,804 km (0.11 R)
• M17: 18,063,793 km (0.043 R)
• M18: 20,070,948 km (0.116 R)
• M19: 21,876,445 km (0.118 R)
• M20: 23,067,244 km (0.104 R)
• M21: 23,569,893 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 14.7

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.47 AU - 6.05 AU

Year: 5293 Days

Day: 10.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,632,003 km

• M1: 182,809 km (0.09 R)
• M2: 958,324 km (0.045 R)
• M3: 4,332,953 km (0.116 R)
• M4: 5,504,304 km (0.077 R)
• M5: 6,267,403 km (0.118 R)
• M6: 7,560,527 km (0.099 R)
• M7: 8,911,844 km (0.068 R)
• M8: 10,799,470 km (0.09 R)
• M9: 14,344,641 km (0.1 R)
• M10: 17,870,513 km (0.105 R)
• M11: 20,322,123 km (0.096 R)

Asteroid Belt

Center: 7.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.2

Radius: 11

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.34 AU - 10.18 AU

Year: 9927 Days

Day: 5.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 132 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,632,003 km

• M1: 136,732 km (0.112 R)
• M2: 597,195 km (0.079 R)
• M3: 953,088 km (0.103 R)
• M4: 1,392,607 km (0.109 R)
• M5: 2,328,640 km (0.12 R)
• M6: 3,121,060 km (0.059 R)
• M7: 3,617,426 km (0.036 R)
• M8: 8,124,960 km (0.077 R)
• M9: 13,278,457 km (0.105 R)
• M10: 15,503,276 km (0.1 R)
• M11: 20,195,413 km (0.12 R)
• M12: 22,689,659 km (0.116 R)
• M13: 24,100,666 km (0.083 R)
• M14: 25,475,769 km (0.077 R)
• M15: 27,783,765 km (0.091 R)
• M16: 30,437,781 km (0.09 R)
• M17: 38,661,924 km (0.085 R)
• M18: 43,280,310 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 13.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.27 AU - 9.51 AU

Year: 10149 Days

Day: 9.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,632,003 km

• M1: 172,935 km (0.079 R)
• M2: 625,020 km (0.081 R)
• M3: 1,797,867 km (0.079 R)
• M4: 2,576,973 km (0.034 R)
• M5: 4,694,680 km (0.048 R)
• M6: 5,353,958 km (0.093 R)
• M7: 6,040,164 km (0.115 R)
• M8: 6,858,614 km (0.1 R)
• M9: 7,912,531 km (0.091 R)
• M10: 9,621,985 km (0.089 R)
• M11: 10,145,877 km (0.058 R)
• M12: 10,891,024 km (0.047 R)
• M13: 11,566,159 km (0.101 R)
• M14: 13,000,205 km (0.119 R)
• M15: 13,700,921 km (0.109 R)
• M16: 15,177,602 km (0.115 R)
• M17: 19,481,383 km (0.111 R)
• M18: 22,570,728 km (0.081 R)
• M19: 25,338,588 km (0.118 R)
• M20: 26,064,437 km (0.099 R)
• M21: 27,179,240 km (0.09 R)
• M22: 32,592,589 km (0.111 R)
• M23: 34,325,231 km (0.073 R)
• M24: 36,004,468 km (0.084 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 14,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit