🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.61 AU - 0.73 AU

Year: 192 Days

Day: 24.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 121.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,563,222 km

• M1: 38,447 km (0.11 R)
• M2: 397,631 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.63 AU - 0.81 AU

Year: 214 Days

Day: 14.6 Hours

Environment

Temp: 218 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,563,222 km

• M1: 89,160 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.92 AU - 1.04 AU

Year: 339 Days

Day: 13.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,563,222 km

• M1: 539,899 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.18 AU - 1.56 AU

Year: 561 Days

Day: 20.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,563,222 km

• M1: 286,330 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.52 AU - 1.6 AU

Year: 682 Days

Day: 29.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 42.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.41 AU - 1.91 AU

Year: 748 Days

Day: 39.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,563,222 km

• M1: 43,084 km (0.109 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.48 AU - 2.6 AU

Year: 1416 Days

Day: 16 Hours

Environment

Temp: -73 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.66 AU - 5.88 AU

Year: 4232 Days

Day: 47.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.7

Radius: 13.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.91 AU - 8.93 AU

Year: 7798 Days

Day: 12.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,563,222 km

• M1: 174,282 km (0.077 R)
• M2: 703,409 km (0.104 R)
• M3: 1,245,103 km (0.077 R)
• M4: 2,415,108 km (0.104 R)
• M5: 2,884,397 km (0.118 R)
• M6: 6,189,911 km (0.116 R)
• M7: 7,080,018 km (0.06 R)
• M8: 10,167,868 km (0.054 R)
• M9: 11,088,493 km (0.029 R)
• M10: 12,231,720 km (0.1 R)
• M11: 12,803,184 km (0.097 R)
• M12: 15,009,454 km (0.062 R)
• M13: 16,339,229 km (0.082 R)
• M14: 17,315,954 km (0.057 R)
• M15: 20,480,547 km (0.045 R)
• M16: 21,615,995 km (0.081 R)
• M17: 23,223,573 km (0.098 R)
• M18: 25,643,319 km (0.118 R)
• M19: 26,203,114 km (0.072 R)
• M20: 29,530,620 km (0.116 R)
• M21: 31,190,109 km (0.03 R)
• M22: 37,608,306 km (0.118 R)
• M23: 39,929,616 km (0.103 R)
• M24: 43,258,767 km (0.092 R)
• M25: 44,319,416 km (0.077 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.2

Radius: 12.1

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 9.19 AU - 13.99 AU

Year: 13804 Days

Day: 11.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,563,222 km

• M1: 150,795 km (0.072 R)
• M2: 661,821 km (0.082 R)
• M3: 1,116,748 km (0.052 R)
• M4: 1,840,203 km (0.106 R)
• M5: 2,241,724 km (0.05 R)
• M6: 5,901,636 km (0.097 R)
• M7: 6,896,312 km (0.112 R)
• M8: 8,572,706 km (0.058 R)
• M9: 9,042,144 km (0.055 R)
• M10: 11,345,203 km (0.089 R)
• M11: 12,443,102 km (0.047 R)
• M12: 15,032,342 km (0.099 R)
• M13: 15,970,021 km (0.117 R)
• M14: 17,213,180 km (0.118 R)
• M15: 17,618,889 km (0.069 R)
• M16: 18,379,295 km (0.078 R)
• M17: 20,039,832 km (0.114 R)
• M18: 21,329,964 km (0.08 R)
• M19: 27,597,067 km (0.095 R)
• M20: 35,100,448 km (0.034 R)
• M21: 35,973,202 km (0.054 R)
• M22: 36,748,717 km (0.075 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 12,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit