🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.45 AU - 0.59 AU

Year: 112 Days

Day: 25.7 Hours

Environment

Temp: 407 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.92 AU - 1.24 AU

Year: 336 Days

Day: 33.5 Hours

Environment

Temp: 251 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.99 AU - 1.63 AU

Year: 449 Days

Day: 35.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,892,380 km

• M1: 295,306 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.78 AU - 2.22 AU

Year: 846 Days

Day: 47.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 61,892,380 km

• M1: 86,468 km (0.088 R)
• M2: 126,111 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.56 AU - 2.98 AU

Year: 1379 Days

Day: 28.3 Hours

Environment

Temp: -25 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.81 AU - 4.69 AU

Year: 2173 Days

Day: 44.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,892,380 km

• M1: 1,345,034 km (0.116 R)

Planet 7 - Terrestrial

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.7 AU - 9.86 AU

Year: 7129 Days

Day: 43.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.99 AU - 11.41 AU

Year: 8350 Days

Day: 42.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.7

Radius: 10.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.06 AU - 12.02 AU

Year: 10239 Days

Day: 9.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,892,380 km

• M1: 129,402 km (0.082 R)
• M2: 597,643 km (0.05 R)
• M3: 1,782,459 km (0.114 R)
• M4: 2,329,688 km (0.101 R)
• M5: 3,605,009 km (0.103 R)
• M6: 4,357,487 km (0.105 R)
• M7: 5,922,430 km (0.065 R)
• M8: 6,934,908 km (0.073 R)
• M9: 7,832,346 km (0.1 R)
• M10: 8,407,101 km (0.101 R)
• M11: 10,482,024 km (0.081 R)
• M12: 11,958,854 km (0.116 R)
• M13: 12,877,534 km (0.066 R)
• M14: 13,733,085 km (0.106 R)
• M15: 14,455,792 km (0.082 R)
• M16: 14,797,773 km (0.053 R)
• M17: 17,217,817 km (0.077 R)
• M18: 18,993,394 km (0.046 R)
• M19: 20,960,158 km (0.062 R)
• M20: 25,212,627 km (0.09 R)
• M21: 27,934,410 km (0.041 R)
• M22: 29,003,736 km (0.065 R)
• M23: 29,731,530 km (0.092 R)

Planet 10 - Gas Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.5

Radius: 8.9

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 12 AU - 18.72 AU

Year: 18013 Days

Day: 6.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,892,380 km

• M1: 133,740 km (0.113 R)
• M2: 561,740 km (0.099 R)
• M3: 842,984 km (0.074 R)
• M4: 1,159,383 km (0.098 R)
• M5: 1,880,894 km (0.05 R)
• M6: 2,192,656 km (0.117 R)
• M7: 3,918,267 km (0.107 R)
• M8: 4,526,383 km (0.041 R)
• M9: 4,886,914 km (0.064 R)
• M10: 5,665,870 km (0.07 R)
• M11: 7,246,521 km (0.082 R)
• M12: 7,558,732 km (0.105 R)
• M13: 8,114,787 km (0.092 R)
• M14: 8,500,450 km (0.111 R)
• M15: 10,277,823 km (0.057 R)
• M16: 12,606,762 km (0.09 R)
• M17: 14,134,007 km (0.119 R)
• M18: 14,906,381 km (0.118 R)
• M19: 17,313,560 km (0.091 R)
• M20: 20,850,951 km (0.09 R)
• M21: 21,211,183 km (0.109 R)
• M22: 22,410,359 km (0.09 R)
• M23: 26,174,840 km (0.108 R)
• M24: 30,803,398 km (0.106 R)
• M25: 31,742,873 km (0.051 R)
• M26: 35,564,500 km (0.09 R)
• M27: 38,590,566 km (0.059 R)
• M28: 39,819,961 km (0.084 R)
• M29: 43,811,831 km (0.062 R)
• M30: 44,403,042 km (0.102 R)
• M31: 45,752,714 km (0.054 R)
• M32: 49,325,859 km (0.088 R)

Kuiper Belt

Range: 36.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 19,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit