🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.52 AU - 0.56 AU

Year: 149 Days

Day: 39.5 Hours

Environment

Temp: 184 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.54 AU - 0.56 AU

Year: 153 Days

Day: 34.7 Hours

Environment

Temp: 187 °C

Axial Tilt: 100 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.67 AU - 0.75 AU

Year: 224 Days

Day: 24 Hours

Environment

Temp: 152 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.16 AU - 1.34 AU

Year: 524 Days

Day: 29.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.05 AU - 3.39 AU

Year: 2165 Days

Day: 42.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,577,481 km

• M1: 41,588 km (0.062 R)
• M2: 748,438 km (0.119 R)

Asteroid Belt

Center: 3.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.2

Radius: 14.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.81 AU - 5.29 AU

Year: 3637 Days

Day: 13.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,577,481 km

• M1: 181,163 km (0.076 R)
• M2: 649,105 km (0.104 R)
• M3: 1,376,300 km (0.066 R)
• M4: 2,070,435 km (0.114 R)
• M5: 3,284,720 km (0.075 R)
• M6: 4,856,844 km (0.06 R)
• M7: 6,823,009 km (0.101 R)
• M8: 8,448,989 km (0.068 R)
• M9: 9,470,443 km (0.102 R)
• M10: 10,572,680 km (0.071 R)
• M11: 11,133,074 km (0.038 R)
• M12: 14,605,091 km (0.113 R)
• M13: 16,188,285 km (0.054 R)
• M14: 16,644,558 km (0.083 R)
• M15: 17,404,366 km (0.111 R)
• M16: 18,309,583 km (0.106 R)
• M17: 19,182,636 km (0.116 R)
• M18: 19,693,961 km (0.107 R)
• M19: 21,969,046 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 8.7

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.49 AU - 9.35 AU

Year: 8352 Days

Day: 11.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,577,481 km

• M1: 110,104 km (0.11 R)
• M2: 482,154 km (0.062 R)
• M3: 762,351 km (0.114 R)
• M4: 1,541,456 km (0.087 R)
• M5: 2,288,847 km (0.048 R)
• M6: 2,838,171 km (0.11 R)
• M7: 3,772,559 km (0.057 R)
• M8: 4,807,477 km (0.081 R)
• M9: 6,566,898 km (0.072 R)
• M10: 7,386,245 km (0.096 R)
• M11: 10,003,011 km (0.054 R)
• M12: 14,228,253 km (0.113 R)
• M13: 18,364,934 km (0.096 R)
• M14: 23,948,375 km (0.071 R)
• M15: 24,763,085 km (0.108 R)
• M16: 26,929,113 km (0.058 R)
• M17: 27,416,054 km (0.074 R)
• M18: 38,189,344 km (0.104 R)
• M19: 38,804,192 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638

Radius: 5.3

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 13.91 AU - 21.03 AU

Year: 27363 Days

Day: 17 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,577,481 km

• M1: 66,721 km (0.058 R)
• M2: 311,612 km (0.098 R)
• M3: 617,540 km (0.11 R)
• M4: 1,067,082 km (0.1 R)
• M5: 2,439,193 km (0.094 R)
• M6: 2,818,573 km (0.108 R)
• M7: 3,324,813 km (0.082 R)
• M8: 4,125,610 km (0.104 R)
• M9: 6,100,152 km (0.043 R)
• M10: 6,281,166 km (0.038 R)
• M11: 6,701,536 km (0.092 R)
• M12: 9,566,933 km (0.112 R)
• M13: 10,123,288 km (0.109 R)
• M14: 10,505,959 km (0.102 R)
• M15: 10,700,885 km (0.093 R)
• M16: 11,031,048 km (0.071 R)
• M17: 11,232,556 km (0.056 R)
• M18: 14,079,104 km (0.119 R)
• M19: 15,541,723 km (0.077 R)
• M20: 17,828,775 km (0.114 R)
• M21: 22,622,788 km (0.084 R)
• M22: 26,255,773 km (0.078 R)
• M23: 28,586,956 km (0.038 R)
• M24: 30,128,263 km (0.111 R)
• M25: 35,958,840 km (0.073 R)
• M26: 39,763,413 km (0.077 R)
• M27: 44,333,479 km (0.114 R)
• M28: 49,422,948 km (0.114 R)
• M29: 52,770,200 km (0.045 R)
• M30: 66,334,089 km (0.102 R)
• M31: 67,895,891 km (0.084 R)
• M32: 72,024,194 km (0.069 R)
• M33: 78,031,147 km (0.068 R)
• M34: 83,844,670 km (0.051 R)
• M35: 84,103,773 km (0.092 R)
• M36: 88,054,653 km (0.036 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 20,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit