🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.43 AU - 0.71 AU

Year: 150 Days

Day: 14.8 Hours

Environment

Temp: 236 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.55 AU - 0.67 AU

Year: 166 Days

Day: 22.1 Hours

Environment

Temp: 225 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.19 AU - 1.87 AU

Year: 659 Days

Day: 28 Hours

Environment

Temp: 6 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.23 AU - 1.95 AU

Year: 698 Days

Day: 38.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.55 AU - 2.49 AU

Year: 1000 Days

Day: 32 Hours

Environment

Temp: -52 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,108,896 km

• M1: 183,257 km (0.059 R)
• M2: 417,976 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.27 AU - 3.79 AU

Year: 2310 Days

Day: 16.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.15 AU - 5.11 AU

Year: 2923 Days

Day: 28.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,108,896 km

• M1: 183,557 km (0.119 R)

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.3

Radius: 10.8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.55 AU - 6.69 AU

Year: 5273 Days

Day: 12.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,108,896 km

• M1: 134,339 km (0.084 R)
• M2: 505,342 km (0.081 R)
• M3: 1,013,825 km (0.07 R)
• M4: 1,352,664 km (0.106 R)
• M5: 2,671,668 km (0.113 R)
• M6: 3,638,669 km (0.066 R)
• M7: 4,410,893 km (0.078 R)
• M8: 5,810,381 km (0.071 R)
• M9: 7,744,682 km (0.119 R)
• M10: 8,177,768 km (0.112 R)
• M11: 8,662,315 km (0.099 R)
• M12: 9,651,007 km (0.087 R)
• M13: 10,153,207 km (0.097 R)
• M14: 11,251,854 km (0.062 R)
• M15: 12,027,220 km (0.105 R)
• M16: 13,493,279 km (0.051 R)
• M17: 15,910,631 km (0.092 R)
• M18: 16,832,004 km (0.104 R)
• M19: 20,685,346 km (0.077 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 11.2

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.08 AU - 7.4 AU

Year: 6094 Days

Day: 14.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 34,108,896 km

• M1: 149,448 km (0.092 R)
• M2: 580,141 km (0.101 R)
• M3: 1,131,857 km (0.088 R)
• M4: 1,558,660 km (0.08 R)
• M5: 2,003,265 km (0.078 R)
• M6: 2,480,482 km (0.083 R)
• M7: 3,132,729 km (0.108 R)
• M8: 3,576,885 km (0.088 R)
• M9: 4,592,655 km (0.083 R)
• M10: 5,111,161 km (0.089 R)
• M11: 7,925,845 km (0.044 R)
• M12: 8,313,752 km (0.11 R)
• M13: 9,861,043 km (0.094 R)
• M14: 10,219,479 km (0.087 R)
• M15: 11,395,917 km (0.048 R)
• M16: 14,642,939 km (0.083 R)
• M17: 14,992,399 km (0.101 R)
• M18: 15,647,488 km (0.05 R)
• M19: 16,446,341 km (0.08 R)
• M20: 19,422,591 km (0.084 R)
• M21: 19,987,024 km (0.07 R)
• M22: 20,489,672 km (0.096 R)
• M23: 23,052,733 km (0.072 R)
• M24: 23,446,773 km (0.096 R)
• M25: 24,329,850 km (0.106 R)
• M26: 24,985,836 km (0.087 R)
• M27: 30,476,078 km (0.107 R)
• M28: 32,209,170 km (0.095 R)
• M29: 33,804,032 km (0.108 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 13,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit