🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.46 AU - 0.72 AU

Year: 167 Days

Day: 32.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,803,474 km

• M1: 84,822 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.56 AU - 0.76 AU

Year: 198 Days

Day: 41.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 80,803,474 km

• M1: 37,250 km (0.026 R)
• M2: 77,492 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.69 AU - 0.69 AU

Year: 211 Days

Day: 43.6 Hours

Environment

Temp: 177 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,803,474 km

• M1: 261,946 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 461 Days

Day: 30.8 Hours

Environment

Temp: -10 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 80,803,474 km

• M1: 44,431 km (0.118 R)
• M2: 181,911 km (0.072 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.99 AU - 1.47 AU

Year: 503 Days

Day: 12.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.3 AU - 1.51 AU

Year: 611 Days

Day: 43.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.82 AU - 2.22 AU

Year: 1059 Days

Day: 24.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,803,474 km

• M1: 70,760 km (0.117 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.2 AU - 2.24 AU

Year: 1220 Days

Day: 31.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.1

Radius: 13.8

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.5 AU - 7.84 AU

Year: 7084 Days

Day: 7.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,803,474 km

• M1: 171,738 km (0.112 R)
• M2: 910,153 km (0.057 R)
• M3: 1,353,562 km (0.109 R)
• M4: 1,831,676 km (0.099 R)
• M5: 2,475,845 km (0.037 R)
• M6: 3,975,115 km (0.093 R)
• M7: 4,430,939 km (0.082 R)
• M8: 5,181,023 km (0.109 R)
• M9: 5,853,615 km (0.112 R)
• M10: 6,549,245 km (0.057 R)
• M11: 8,027,123 km (0.098 R)
• M12: 8,802,638 km (0.084 R)
• M13: 10,503,416 km (0.072 R)
• M14: 13,621,185 km (0.098 R)
• M15: 20,855,738 km (0.118 R)
• M16: 22,400,636 km (0.049 R)
• M17: 23,937,754 km (0.088 R)
• M18: 25,029,369 km (0.075 R)
• M19: 28,133,226 km (0.1 R)
• M20: 29,348,709 km (0.052 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 6.7

Gravity: 14.82 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 13.87 AU - 16.85 AU

Year: 22211 Days

Day: 23.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,803,474 km

• M1: 85,271 km (0.096 R)
• M2: 479,910 km (0.108 R)
• M3: 799,301 km (0.119 R)
• M4: 1,672,205 km (0.053 R)
• M5: 1,932,356 km (0.083 R)
• M6: 2,351,080 km (0.092 R)
• M7: 3,010,657 km (0.036 R)
• M8: 3,786,920 km (0.086 R)
• M9: 4,306,025 km (0.093 R)
• M10: 9,292,272 km (0.086 R)
• M11: 15,914,371 km (0.057 R)
• M12: 17,172,489 km (0.084 R)
• M13: 20,947,442 km (0.062 R)
• M14: 22,870,672 km (0.061 R)
• M15: 26,485,555 km (0.104 R)
• M16: 44,427,127 km (0.061 R)
• M17: 50,182,307 km (0.115 R)
• M18: 53,974,313 km (0.072 R)
• M19: 55,845,334 km (0.094 R)
• M20: 65,430,967 km (0.053 R)
• M21: 70,831,899 km (0.092 R)
• M22: 77,225,263 km (0.066 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 13,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit