🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.29 AU - 1.33 AU

Year: 550 Days

Day: 39.9 Hours

Environment

Temp: -10 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.14 AU - 1.54 AU

Year: 569 Days

Day: 42.6 Hours

Environment

Temp: -13 °C

Axial Tilt: 118.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.66 AU - 2.82 AU

Year: 1665 Days

Day: 41.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,786,977 km

• M1: 477,965 km (0.095 R)
• M2: 780,901 km (0.103 R)

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.1

Radius: 10.5

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.97 AU - 6.59 AU

Year: 5777 Days

Day: 11 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,786,977 km

• M1: 130,749 km (0.048 R)
• M2: 460,163 km (0.11 R)
• M3: 1,315,564 km (0.1 R)
• M4: 2,178,295 km (0.038 R)
• M5: 2,619,010 km (0.108 R)
• M6: 3,460,348 km (0.065 R)
• M7: 4,287,625 km (0.049 R)
• M8: 8,081,726 km (0.092 R)
• M9: 11,192,314 km (0.037 R)
• M10: 12,137,474 km (0.055 R)
• M11: 15,400,802 km (0.072 R)
• M12: 16,740,899 km (0.032 R)
• M13: 22,531,982 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.9

Radius: 14.9

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.77 AU - 12.67 AU

Year: 11994 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,786,977 km

• M1: 227,389 km (0.045 R)
• M2: 2,978,194 km (0.113 R)
• M3: 4,921,172 km (0.085 R)
• M4: 6,702,284 km (0.064 R)
• M5: 9,770,237 km (0.119 R)
• M6: 14,440,832 km (0.101 R)
• M7: 16,451,128 km (0.088 R)
• M8: 18,890,172 km (0.098 R)
• M9: 22,599,152 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 11.1

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.4 AU - 12.12 AU

Year: 12957 Days

Day: 5.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,786,977 km

• M1: 138,079 km (0.041 R)
• M2: 602,879 km (0.072 R)
• M3: 994,527 km (0.117 R)
• M4: 2,114,716 km (0.092 R)
• M5: 3,178,356 km (0.052 R)
• M6: 3,569,106 km (0.109 R)
• M7: 4,331,008 km (0.1 R)
• M8: 5,885,779 km (0.115 R)
• M9: 8,180,909 km (0.045 R)
• M10: 8,872,500 km (0.12 R)
• M11: 11,183,039 km (0.087 R)
• M12: 17,105,170 km (0.109 R)
• M13: 17,853,608 km (0.108 R)
• M14: 21,580,690 km (0.112 R)
• M15: 23,261,123 km (0.118 R)
• M16: 24,086,903 km (0.062 R)
• M17: 25,410,096 km (0.099 R)
• M18: 26,781,160 km (0.094 R)
• M19: 29,777,157 km (0.095 R)
• M20: 51,787,043 km (0.096 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 14,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit