🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.49 AU - 0.67 AU

Year: 161 Days

Day: 39 Hours

Environment

Temp: 183 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.56 AU - 0.72 AU

Year: 186 Days

Day: 19.2 Hours

Environment

Temp: 205 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.79 AU - 0.85 AU

Year: 270 Days

Day: 13.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.87 AU - 0.89 AU

Year: 300 Days

Day: 47.4 Hours

Environment

Temp: 92 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.79 AU - 1.05 AU

Year: 321 Days

Day: 20.3 Hours

Environment

Temp: 130 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.3 AU - 3.14 AU

Year: 1630 Days

Day: 16.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.47 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.7

Radius: 10.3

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 9.46 AU - 14.96 AU

Year: 15506 Days

Day: 12.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,359,029 km

• M1: 129,552 km (0.068 R)
• M2: 659,427 km (0.103 R)
• M3: 1,021,903 km (0.032 R)
• M4: 1,458,729 km (0.09 R)
• M5: 2,080,757 km (0.111 R)
• M6: 2,462,531 km (0.113 R)
• M7: 4,646,360 km (0.106 R)
• M8: 5,364,580 km (0.072 R)
• M9: 5,991,096 km (0.109 R)
• M10: 7,427,684 km (0.104 R)
• M11: 8,086,214 km (0.092 R)
• M12: 9,255,171 km (0.11 R)
• M13: 10,485,764 km (0.058 R)
• M14: 11,465,330 km (0.077 R)
• M15: 13,380,782 km (0.109 R)
• M16: 16,575,743 km (0.057 R)
• M17: 16,901,119 km (0.11 R)
• M18: 17,297,403 km (0.077 R)
• M19: 18,384,232 km (0.067 R)
• M20: 19,086,444 km (0.108 R)
• M21: 20,099,222 km (0.076 R)
• M22: 20,693,873 km (0.073 R)
• M23: 31,277,175 km (0.094 R)
• M24: 32,581,818 km (0.087 R)
• M25: 34,236,969 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503

Radius: 12.1

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 10.21 AU - 14.21 AU

Year: 15506 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,359,029 km

• M1: 150,495 km (0.109 R)
• M2: 565,929 km (0.059 R)
• M3: 1,649,017 km (0.088 R)
• M4: 2,482,277 km (0.108 R)
• M5: 2,937,205 km (0.044 R)
• M6: 4,680,768 km (0.1 R)
• M7: 8,322,130 km (0.032 R)
• M8: 10,627,732 km (0.093 R)
• M9: 13,009,779 km (0.087 R)
• M10: 16,990,429 km (0.094 R)
• M11: 19,969,969 km (0.115 R)
• M12: 30,518,714 km (0.101 R)
• M13: 36,266,264 km (0.051 R)
• M14: 41,298,886 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.1

Radius: 3

Gravity: 39.57 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 15.4 AU - 21.66 AU

Year: 28990 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,359,029 km

• M1: 37,399 km (0.118 R)
• M2: 276,008 km (0.096 R)
• M3: 449,841 km (0.085 R)
• M4: 617,989 km (0.041 R)
• M5: 773,122 km (0.094 R)
• M6: 1,578,856 km (0.084 R)
• M7: 2,007,454 km (0.054 R)
• M8: 3,691,477 km (0.025 R)
• M9: 5,554,719 km (0.109 R)
• M10: 7,414,968 km (0.054 R)
• M11: 8,972,581 km (0.095 R)
• M12: 9,195,482 km (0.114 R)
• M13: 9,945,416 km (0.048 R)
• M14: 11,049,897 km (0.106 R)
• M15: 15,717,500 km (0.082 R)
• M16: 18,166,866 km (0.051 R)
• M17: 25,654,988 km (0.094 R)
• M18: 27,951,165 km (0.107 R)
• M19: 28,786,221 km (0.054 R)
• M20: 29,515,061 km (0.088 R)
• M21: 32,553,394 km (0.103 R)
• M22: 38,214,776 km (0.091 R)
• M23: 42,280,397 km (0.106 R)
• M24: 47,797,866 km (0.107 R)
• M25: 49,162,348 km (0.106 R)
• M26: 49,680,705 km (0.107 R)
• M27: 53,959,054 km (0.046 R)
• M28: 55,251,730 km (0.061 R)
• M29: 58,090,798 km (0.106 R)
• M30: 58,863,920 km (0.112 R)
• M31: 59,253,024 km (0.087 R)
• M32: 60,628,576 km (0.058 R)
• M33: 62,025,222 km (0.078 R)
• M34: 67,613,450 km (0.104 R)
• M35: 70,638,768 km (0.049 R)
• M36: 71,519,451 km (0.063 R)
• M37: 76,725,756 km (0.042 R)
• M38: 76,957,633 km (0.085 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 19,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit