🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.58 AU - 0.82 AU

Year: 211 Days

Day: 33.6 Hours

Environment

Temp: 196 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,003,393 km

• M1: 37,100 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.11 AU - 1.25 AU

Year: 461 Days

Day: 31.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.98 AU - 1.46 AU

Year: 485 Days

Day: 30.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,003,393 km

• M1: 600,785 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.91 AU - 3.07 AU

Year: 1414 Days

Day: 44.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 98.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,003,393 km

• M1: 41,588 km (0.104 R)
• M2: 239,207 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.17 AU - 3.61 AU

Year: 1768 Days

Day: 41 Hours

Environment

Temp: -88 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,003,393 km

• M1: 43,234 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.72 AU - 3.14 AU

Year: 1805 Days

Day: 45.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.9 AU - 3.24 AU

Year: 1936 Days

Day: 12.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.31 AU - 5.59 AU

Year: 3964 Days

Day: 18.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503

Radius: 14.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.74 AU - 7.7 AU

Year: 6982 Days

Day: 9.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,003,393 km

• M1: 176,525 km (0.046 R)
• M2: 750,084 km (0.102 R)
• M3: 1,284,896 km (0.12 R)
• M4: 1,835,416 km (0.086 R)
• M5: 2,424,533 km (0.099 R)
• M6: 3,470,970 km (0.085 R)
• M7: 3,919,763 km (0.09 R)
• M8: 4,773,219 km (0.114 R)
• M9: 5,901,187 km (0.107 R)
• M10: 8,641,521 km (0.074 R)
• M11: 10,915,708 km (0.117 R)
• M12: 12,655,681 km (0.073 R)
• M13: 14,345,389 km (0.115 R)
• M14: 17,445,954 km (0.081 R)
• M15: 17,969,995 km (0.102 R)
• M16: 18,843,797 km (0.048 R)
• M17: 20,459,154 km (0.08 R)
• M18: 21,486,593 km (0.12 R)
• M19: 22,702,674 km (0.052 R)
• M20: 26,198,178 km (0.029 R)
• M21: 29,113,242 km (0.087 R)
• M22: 32,631,634 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.6

Radius: 6.9

Gravity: 14.84 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 10.17 AU - 16.35 AU

Year: 17377 Days

Day: 18.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,003,393 km

• M1: 127,308 km (0.117 R)
• M2: 372,200 km (0.069 R)
• M3: 1,571,825 km (0.11 R)
• M4: 1,844,542 km (0.062 R)
• M5: 2,644,442 km (0.106 R)
• M6: 4,427,648 km (0.088 R)
• M7: 6,457,093 km (0.084 R)
• M8: 9,306,035 km (0.074 R)
• M9: 9,916,843 km (0.073 R)
• M10: 11,341,763 km (0.101 R)
• M11: 11,845,758 km (0.12 R)
• M12: 16,191,127 km (0.108 R)
• M13: 17,735,576 km (0.049 R)
• M14: 27,173,256 km (0.081 R)
• M15: 27,509,104 km (0.1 R)
• M16: 29,818,895 km (0.058 R)
• M17: 30,656,942 km (0.112 R)
• M18: 33,649,647 km (0.051 R)
• M19: 35,615,812 km (0.098 R)
• M20: 39,919,444 km (0.077 R)
• M21: 47,895,254 km (0.089 R)
• M22: 55,064,134 km (0.12 R)
• M23: 55,422,271 km (0.03 R)
• M24: 63,897,739 km (0.072 R)
• M25: 65,891,729 km (0.029 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 20,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit