🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.7 AU - 0.76 AU

Year: 224 Days

Day: 41.5 Hours

Environment

Temp: 127 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.58 AU - 0.92 AU

Year: 234 Days

Day: 15.3 Hours

Environment

Temp: 109 °C

Axial Tilt: 69.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.61 AU - 0.97 AU

Year: 253 Days

Day: 16.7 Hours

Environment

Temp: 165 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.93 AU - 1.55 AU

Year: 497 Days

Day: 41.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.56 AU - 1.78 AU

Year: 777 Days

Day: 33.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,038,770 km

• M1: 40,691 km (0.116 R)
• M2: 608,415 km (0.082 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.37 AU - 3.71 AU

Year: 1908 Days

Day: 34.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.8 AU - 3.9 AU

Year: 2719 Days

Day: 46 Hours

Environment

Temp: -125 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.6

Radius: 11.3

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.69 AU - 9.35 AU

Year: 7422 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,038,770 km

• M1: 140,472 km (0.095 R)
• M2: 554,260 km (0.106 R)
• M3: 1,016,069 km (0.114 R)
• M4: 1,643,333 km (0.08 R)
• M5: 2,567,698 km (0.116 R)
• M6: 2,957,101 km (0.061 R)
• M7: 3,407,540 km (0.105 R)
• M8: 4,657,580 km (0.118 R)
• M9: 5,328,527 km (0.07 R)
• M10: 6,421,189 km (0.093 R)
• M11: 6,898,107 km (0.081 R)
• M12: 8,038,492 km (0.077 R)
• M13: 8,472,027 km (0.081 R)
• M14: 10,364,888 km (0.088 R)
• M15: 13,325,131 km (0.076 R)
• M16: 13,765,846 km (0.07 R)
• M17: 14,793,135 km (0.114 R)
• M18: 17,848,073 km (0.092 R)
• M19: 22,595,711 km (0.11 R)
• M20: 24,430,679 km (0.109 R)
• M21: 27,676,653 km (0.039 R)
• M22: 28,850,249 km (0.051 R)
• M23: 29,310,262 km (0.093 R)
• M24: 31,977,891 km (0.092 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.2

Radius: 10

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.17 AU - 10.27 AU

Year: 8482 Days

Day: 9.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,038,770 km

• M1: 124,316 km (0.092 R)
• M2: 1,082,490 km (0.084 R)
• M3: 4,040,788 km (0.046 R)
• M4: 5,200,471 km (0.056 R)
• M5: 5,607,975 km (0.028 R)
• M6: 10,407,973 km (0.058 R)
• M7: 11,611,338 km (0.051 R)
• M8: 16,839,036 km (0.108 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.5

Radius: 11.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.76 AU - 13.12 AU

Year: 13023 Days

Day: 13.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 90.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,038,770 km

• M1: 140,772 km (0.12 R)
• M2: 884,572 km (0.109 R)
• M3: 1,382,733 km (0.101 R)
• M4: 1,939,536 km (0.082 R)
• M5: 2,777,733 km (0.114 R)
• M6: 3,415,020 km (0.033 R)
• M7: 4,468,488 km (0.117 R)
• M8: 6,616,415 km (0.062 R)
• M9: 9,887,671 km (0.119 R)
• M10: 10,962,532 km (0.071 R)
• M11: 12,830,860 km (0.09 R)
• M12: 13,285,936 km (0.098 R)
• M13: 16,446,192 km (0.073 R)
• M14: 17,532,870 km (0.116 R)
• M15: 18,884,786 km (0.069 R)
• M16: 19,251,750 km (0.105 R)
• M17: 19,924,492 km (0.097 R)
• M18: 23,525,612 km (0.078 R)
• M19: 24,381,012 km (0.062 R)
• M20: 25,613,399 km (0.102 R)
• M21: 28,681,951 km (0.099 R)
• M22: 32,825,513 km (0.1 R)
• M23: 35,205,615 km (0.03 R)
• M24: 35,874,317 km (0.089 R)
• M25: 38,988,197 km (0.054 R)
• M26: 40,916,214 km (0.094 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 13,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit