🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.51 AU - 0.59 AU

Year: 147 Days

Day: 41.4 Hours

Environment

Temp: 226 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.64 AU - 0.74 AU

Year: 206 Days

Day: 46.4 Hours

Environment

Temp: 185 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,989,454 km

• M1: 41,738 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.59 AU - 0.79 AU

Year: 206 Days

Day: 21.6 Hours

Environment

Temp: 163 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.58 AU - 0.82 AU

Year: 211 Days

Day: 14.2 Hours

Environment

Temp: 181 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.99 AU - 1.43 AU

Year: 479 Days

Day: 22.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.7

Radius: 9.9

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.24 AU - 10.56 AU

Year: 11210 Days

Day: 10.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,989,454 km

• M1: 123,717 km (0.027 R)
• M2: 471,383 km (0.114 R)
• M3: 1,022,053 km (0.101 R)
• M4: 1,735,186 km (0.113 R)
• M5: 2,422,438 km (0.11 R)
• M6: 3,128,690 km (0.116 R)
• M7: 5,536,168 km (0.095 R)
• M8: 6,383,192 km (0.104 R)
• M9: 7,180,847 km (0.074 R)
• M10: 11,091,186 km (0.098 R)
• M11: 13,471,587 km (0.106 R)
• M12: 16,813,155 km (0.086 R)
• M13: 17,228,888 km (0.119 R)
• M14: 19,606,746 km (0.097 R)
• M15: 21,983,108 km (0.115 R)
• M16: 23,793,691 km (0.105 R)
• M17: 25,312,259 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486

Radius: 14.9

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.5 AU - 13.22 AU

Year: 14699 Days

Day: 9.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,989,454 km

• M1: 185,352 km (0.028 R)
• M2: 717,621 km (0.111 R)
• M3: 1,269,488 km (0.093 R)
• M4: 1,826,291 km (0.082 R)
• M5: 2,526,858 km (0.113 R)
• M6: 3,090,094 km (0.088 R)
• M7: 3,981,697 km (0.078 R)
• M8: 5,867,827 km (0.099 R)
• M9: 6,547,600 km (0.054 R)
• M10: 7,492,161 km (0.118 R)
• M11: 8,293,556 km (0.096 R)
• M12: 13,568,976 km (0.119 R)
• M13: 14,090,324 km (0.113 R)
• M14: 15,878,168 km (0.061 R)
• M15: 17,735,576 km (0.117 R)
• M16: 18,597,259 km (0.059 R)
• M17: 19,651,475 km (0.057 R)
• M18: 21,613,751 km (0.043 R)
• M19: 22,962,076 km (0.106 R)
• M20: 24,749,472 km (0.118 R)
• M21: 48,464,325 km (0.12 R)
• M22: 49,531,556 km (0.085 R)
• M23: 52,827,197 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.1

Radius: 3.1

Gravity: 22.8 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 11.24 AU - 16.18 AU

Year: 18270 Days

Day: 20.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 48,989,454 km

• M1: 38,596 km (0.066 R)
• M2: 203,752 km (0.04 R)
• M3: 498,460 km (0.08 R)
• M4: 706,850 km (0.1 R)
• M5: 1,220,120 km (0.1 R)
• M6: 1,510,938 km (0.104 R)
• M7: 1,765,853 km (0.068 R)
• M8: 2,284,509 km (0.097 R)
• M9: 3,218,598 km (0.053 R)
• M10: 5,762,360 km (0.101 R)
• M11: 5,868,425 km (0.055 R)
• M12: 6,120,797 km (0.064 R)
• M13: 7,576,534 km (0.048 R)
• M14: 9,103,928 km (0.077 R)
• M15: 9,393,250 km (0.11 R)
• M16: 9,788,488 km (0.085 R)
• M17: 11,040,472 km (0.078 R)
• M18: 11,536,389 km (0.084 R)
• M19: 14,959,787 km (0.106 R)
• M20: 15,227,418 km (0.082 R)
• M21: 19,238,286 km (0.1 R)
• M22: 19,794,341 km (0.101 R)
• M23: 21,953,787 km (0.072 R)
• M24: 24,727,331 km (0.105 R)
• M25: 28,536,991 km (0.057 R)
• M26: 30,100,588 km (0.05 R)
• M27: 31,282,860 km (0.1 R)
• M28: 31,391,767 km (0.106 R)
• M29: 33,397,276 km (0.056 R)
• M30: 38,280,450 km (0.087 R)
• M31: 42,808,029 km (0.113 R)
• M32: 44,714,654 km (0.054 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 17,491 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit