🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.38 AU - 1.82 AU

Year: 743 Days

Day: 13.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.89 AU - 2.79 AU

Year: 1314 Days

Day: 14.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.27 AU - 3.15 AU

Year: 1638 Days

Day: 45.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,410,067 km

• M1: 318,494 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.78 AU - 2.96 AU

Year: 1785 Days

Day: 15.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.88 AU - 3.66 AU

Year: 2171 Days

Day: 44.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.67 AU - 3.89 AU

Year: 2181 Days

Day: 38.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,410,067 km

• M1: 521,947 km (0.094 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.92 AU - 4.24 AU

Year: 3025 Days

Day: 41.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 115.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.3

Radius: 10.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.95 AU - 6.55 AU

Year: 5061 Days

Day: 12.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,410,067 km

• M1: 131,497 km (0.099 R)
• M2: 481,705 km (0.113 R)
• M3: 915,389 km (0.111 R)
• M4: 1,597,256 km (0.06 R)
• M5: 2,524,614 km (0.101 R)
• M6: 2,976,848 km (0.062 R)
• M7: 3,954,620 km (0.084 R)
• M8: 5,242,059 km (0.08 R)
• M9: 5,575,363 km (0.114 R)
• M10: 7,254,749 km (0.111 R)
• M11: 8,547,125 km (0.088 R)
• M12: 10,114,013 km (0.118 R)
• M13: 10,853,774 km (0.076 R)
• M14: 12,343,769 km (0.055 R)
• M15: 13,912,901 km (0.052 R)
• M16: 16,362,716 km (0.093 R)
• M17: 20,556,543 km (0.084 R)
• M18: 23,419,547 km (0.099 R)
• M19: 24,481,392 km (0.114 R)
• M20: 25,102,373 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.4

Radius: 9.4

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.75 AU - 7.29 AU

Year: 6828 Days

Day: 5.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 51.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,410,067 km

• M1: 117,734 km (0.111 R)
• M2: 417,079 km (0.051 R)
• M3: 836,850 km (0.078 R)
• M4: 1,431,352 km (0.111 R)
• M5: 1,990,250 km (0.118 R)
• M6: 3,225,180 km (0.106 R)
• M7: 3,831,201 km (0.034 R)
• M8: 4,214,322 km (0.057 R)
• M9: 4,539,099 km (0.098 R)
• M10: 6,422,087 km (0.072 R)
• M11: 11,185,283 km (0.096 R)
• M12: 13,534,419 km (0.034 R)
• M13: 15,933,220 km (0.076 R)
• M14: 17,267,185 km (0.112 R)
• M15: 17,961,468 km (0.075 R)
• M16: 19,628,886 km (0.114 R)
• M17: 20,232,214 km (0.092 R)
• M18: 21,003,840 km (0.08 R)
• M19: 24,287,514 km (0.066 R)
• M20: 28,951,078 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.4

Radius: 6.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 12.63 AU - 16.05 AU

Year: 19934 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,410,067 km

• M1: 86,168 km (0.106 R)
• M2: 358,137 km (0.117 R)
• M3: 821,143 km (0.096 R)
• M4: 2,126,983 km (0.077 R)
• M5: 2,774,293 km (0.108 R)
• M6: 3,089,046 km (0.104 R)
• M7: 4,286,577 km (0.111 R)
• M8: 5,968,506 km (0.07 R)
• M9: 13,218,617 km (0.069 R)
• M10: 13,749,241 km (0.106 R)
• M11: 19,034,235 km (0.06 R)
• M12: 19,787,161 km (0.061 R)
• M13: 20,874,139 km (0.112 R)
• M14: 23,765,267 km (0.116 R)
• M15: 25,531,569 km (0.102 R)
• M16: 26,632,460 km (0.062 R)
• M17: 40,043,161 km (0.117 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: 339 - 15,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit