🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.62 AU - 0.98 AU

Year: 263 Days

Day: 21 Hours

Environment

Temp: 145 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,523,288 km

• M1: 18,401 km (0.109 R)
• M2: 33,360 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.86 AU - 0.94 AU

Year: 313 Days

Day: 23.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,523,288 km

• M1: 96,341 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.11 AU - 1.49 AU

Year: 544 Days

Day: 28.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,523,288 km

• M1: 25,880 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.06 AU - 1.56 AU

Year: 550 Days

Day: 29.2 Hours

Environment

Temp: -10 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.89 AU - 2.45 AU

Year: 1173 Days

Day: 20.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.21 AU - 3.53 AU

Year: 2271 Days

Day: 45.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,523,288 km

• M1: 54,454 km (0.11 R)
• M2: 1,173,296 km (0.101 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.58 AU - 3.78 AU

Year: 2591 Days

Day: 24 Hours

Environment

Temp: -115 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.94 AU - 4.58 AU

Year: 2676 Days

Day: 33 Hours

Environment

Temp: -131 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,523,288 km

• M1: 383,419 km (0.1 R)
• M2: 3,540,383 km (0.104 R)

Asteroid Belt

Center: 4.25 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.7

Radius: 9.2

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.64 AU - 4.82 AU

Year: 3776 Days

Day: 14.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,523,288 km

• M1: 114,442 km (0.1 R)
• M2: 524,041 km (0.116 R)
• M3: 897,288 km (0.092 R)
• M4: 1,252,134 km (0.109 R)
• M5: 1,640,640 km (0.113 R)
• M6: 1,956,740 km (0.062 R)
• M7: 2,765,317 km (0.118 R)
• M8: 3,086,054 km (0.1 R)
• M9: 3,411,729 km (0.04 R)
• M10: 3,867,255 km (0.096 R)
• M11: 5,054,762 km (0.089 R)
• M12: 6,469,510 km (0.071 R)
• M13: 9,061,442 km (0.092 R)
• M14: 10,311,033 km (0.1 R)
• M15: 10,651,368 km (0.049 R)
• M16: 10,955,202 km (0.075 R)
• M17: 11,535,043 km (0.112 R)
• M18: 12,229,476 km (0.107 R)
• M19: 13,599,643 km (0.098 R)
• M20: 14,907,278 km (0.119 R)
• M21: 15,508,362 km (0.096 R)
• M22: 16,296,743 km (0.115 R)
• M23: 16,759,001 km (0.107 R)
• M24: 19,395,514 km (0.086 R)
• M25: 20,577,038 km (0.087 R)
• M26: 21,945,260 km (0.065 R)
• M27: 22,296,665 km (0.072 R)
• M28: 23,227,762 km (0.075 R)
• M29: 24,334,038 km (0.086 R)
• M30: 25,167,299 km (0.051 R)
• M31: 25,629,855 km (0.116 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.2

Radius: 8.1

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.61 AU - 9.89 AU

Year: 10327 Days

Day: 8.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,523,288 km

• M1: 111,600 km (0.112 R)
• M2: 497,862 km (0.103 R)
• M3: 927,058 km (0.092 R)
• M4: 1,185,713 km (0.109 R)
• M5: 2,048,294 km (0.119 R)
• M6: 2,401,495 km (0.036 R)
• M7: 2,900,104 km (0.104 R)
• M8: 4,756,763 km (0.118 R)
• M9: 5,444,615 km (0.072 R)
• M10: 7,782,231 km (0.037 R)
• M11: 11,621,511 km (0.075 R)
• M12: 12,289,315 km (0.064 R)
• M13: 16,913,685 km (0.103 R)
• M14: 19,186,825 km (0.106 R)
• M15: 21,162,414 km (0.114 R)
• M16: 21,490,781 km (0.101 R)
• M17: 23,096,415 km (0.096 R)
• M18: 24,689,932 km (0.042 R)
• M19: 29,498,905 km (0.08 R)
• M20: 38,069,367 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 19,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit