🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.89 AU - 1.03 AU

Year: 352 Days

Day: 37.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.29 AU - 1.81 AU

Year: 723 Days

Day: 31.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,105,438 km

• M1: 107,710 km (0.084 R)
• M2: 641,476 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.75 AU - 2.77 AU

Year: 1273 Days

Day: 14.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.07 AU - 3.75 AU

Year: 2360 Days

Day: 17.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,105,438 km

• M1: 1,051,224 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.18 AU - 3.9 AU

Year: 2496 Days

Day: 19 Hours

Environment

Temp: -116 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.44 AU - 4.9 AU

Year: 3191 Days

Day: 33.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.66 AU - 4.78 AU

Year: 3249 Days

Day: 18.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.8

Radius: 10.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.83 AU - 6.11 AU

Year: 4152 Days

Day: 14.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,105,438 km

• M1: 131,497 km (0.116 R)
• M2: 663,317 km (0.099 R)
• M3: 1,160,281 km (0.095 R)
• M4: 1,685,370 km (0.051 R)
• M5: 2,250,850 km (0.101 R)
• M6: 2,586,697 km (0.057 R)
• M7: 3,360,866 km (0.073 R)
• M8: 4,526,532 km (0.116 R)
• M9: 5,164,866 km (0.082 R)
• M10: 6,275,930 km (0.109 R)
• M11: 6,858,015 km (0.115 R)
• M12: 7,193,414 km (0.107 R)
• M13: 7,668,237 km (0.102 R)
• M14: 8,965,700 km (0.102 R)
• M15: 10,364,290 km (0.111 R)
• M16: 12,166,346 km (0.096 R)
• M17: 15,222,182 km (0.114 R)
• M18: 17,316,552 km (0.117 R)
• M19: 18,815,074 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.7

Radius: 9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.17 AU - 11.05 AU

Year: 12951 Days

Day: 5.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,105,438 km

• M1: 112,498 km (0.116 R)
• M2: 644,767 km (0.075 R)
• M3: 2,202,529 km (0.083 R)
• M4: 2,986,572 km (0.078 R)
• M5: 4,117,233 km (0.1 R)
• M6: 4,683,909 km (0.116 R)
• M7: 5,301,449 km (0.06 R)
• M8: 5,873,212 km (0.075 R)
• M9: 7,055,484 km (0.094 R)
• M10: 13,008,432 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.4

Radius: 5.4

Gravity: 33.04 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 10.74 AU - 15.9 AU

Year: 18217 Days

Day: 18 Hours

Environment

Temp: -198 °C

Axial Tilt: 101.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,105,438 km

• M1: 72,256 km (0.1 R)
• M2: 242,947 km (0.118 R)
• M3: 453,431 km (0.064 R)
• M4: 642,523 km (0.117 R)
• M5: 919,429 km (0.088 R)
• M6: 1,506,600 km (0.101 R)
• M7: 1,768,247 km (0.076 R)
• M8: 5,543,200 km (0.06 R)
• M9: 7,072,838 km (0.063 R)
• M10: 7,507,420 km (0.055 R)
• M11: 7,959,804 km (0.042 R)
• M12: 10,622,047 km (0.116 R)
• M13: 29,569,366 km (0.045 R)
• M14: 30,821,051 km (0.063 R)
• M15: 31,847,591 km (0.11 R)
• M16: 36,892,780 km (0.099 R)
• M17: 41,046,813 km (0.07 R)
• M18: 44,359,359 km (0.083 R)
• M19: 45,666,844 km (0.055 R)
• M20: 48,016,279 km (0.12 R)
• M21: 59,196,476 km (0.119 R)
• M22: 69,998,489 km (0.088 R)
• M23: 70,658,814 km (0.105 R)
• M24: 72,215,979 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 14,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit