🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.49 AU - 0.63 AU

Year: 179 Days

Day: 25 Hours

Environment

Temp: 31 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.66 AU - 0.88 AU

Year: 289 Days

Day: 37.6 Hours

Environment

Temp: -13 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.7 AU - 0.92 AU

Year: 312 Days

Day: 36.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.55 AU - 2.27 AU

Year: 1128 Days

Day: 37.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.05 AU - 2.27 AU

Year: 1357 Days

Day: 21.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,275,107 km

• M1: 41,139 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.04 AU - 2.5 AU

Year: 1462 Days

Day: 43.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.98 AU - 3.22 AU

Year: 1792 Days

Day: 26.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.7

Radius: 12.5

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.64 AU - 5.5 AU

Year: 4880 Days

Day: 5.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,275,107 km

• M1: 157,676 km (0.077 R)
• M2: 596,148 km (0.107 R)
• M3: 985,551 km (0.1 R)
• M4: 1,925,175 km (0.062 R)
• M5: 2,547,353 km (0.09 R)
• M6: 3,138,713 km (0.077 R)
• M7: 3,780,039 km (0.069 R)
• M8: 4,372,447 km (0.119 R)
• M9: 5,199,573 km (0.026 R)
• M10: 5,744,109 km (0.101 R)
• M11: 7,513,254 km (0.101 R)
• M12: 7,973,567 km (0.106 R)
• M13: 10,323,749 km (0.078 R)
• M14: 11,102,406 km (0.046 R)
• M15: 11,527,713 km (0.113 R)
• M16: 13,244,498 km (0.096 R)
• M17: 14,213,593 km (0.087 R)
• M18: 15,125,841 km (0.098 R)
• M19: 16,238,849 km (0.115 R)
• M20: 18,097,154 km (0.08 R)
• M21: 20,983,196 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 10.6

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.41 AU - 8.83 AU

Year: 8122 Days

Day: 13.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,275,107 km

• M1: 143,165 km (0.115 R)
• M2: 758,611 km (0.115 R)
• M3: 1,599,201 km (0.052 R)
• M4: 2,264,463 km (0.118 R)
• M5: 3,019,184 km (0.039 R)
• M6: 3,351,142 km (0.064 R)
• M7: 4,195,771 km (0.114 R)
• M8: 4,726,395 km (0.069 R)
• M9: 5,084,233 km (0.104 R)
• M10: 5,460,322 km (0.109 R)
• M11: 6,198,139 km (0.088 R)
• M12: 6,887,636 km (0.09 R)
• M13: 7,913,279 km (0.106 R)
• M14: 9,037,656 km (0.082 R)
• M15: 9,591,318 km (0.106 R)
• M16: 10,715,546 km (0.107 R)
• M17: 11,441,544 km (0.094 R)
• M18: 14,304,848 km (0.116 R)
• M19: 14,803,457 km (0.034 R)
• M20: 16,984,295 km (0.063 R)
• M21: 18,921,587 km (0.117 R)
• M22: 19,371,279 km (0.091 R)
• M23: 21,081,631 km (0.088 R)
• M24: 21,809,574 km (0.106 R)
• M25: 23,401,296 km (0.082 R)
• M26: 24,094,083 km (0.103 R)
• M27: 24,622,762 km (0.099 R)
• M28: 25,158,921 km (0.084 R)
• M29: 27,765,215 km (0.114 R)
• M30: 33,182,154 km (0.089 R)
• M31: 39,751,595 km (0.065 R)
• M32: 41,237,251 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 18,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit