🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.73 AU - 0.77 AU

Year: 229 Days

Day: 46.2 Hours

Environment

Temp: 162 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,005,451 km

• M1: 74,949 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.87 AU - 1.07 AU

Year: 337 Days

Day: 13.6 Hours

Environment

Temp: 108 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.15 AU - 1.21 AU

Year: 453 Days

Day: 33.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,005,451 km

• M1: 352,303 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.11 AU - 1.53 AU

Year: 535 Days

Day: 47.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,005,451 km

• M1: 49,218 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.94 AU - 2.58 AU

Year: 1200 Days

Day: 37.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.91 AU - 2.61 AU

Year: 1200 Days

Day: 36.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,005,451 km

• M1: 77,342 km (0.104 R)

Asteroid Belt

Center: 7.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.9

Radius: 11.3

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.74 AU - 13.86 AU

Year: 16170 Days

Day: 10.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,005,451 km

• M1: 140,472 km (0.063 R)
• M2: 523,144 km (0.106 R)
• M3: 1,100,891 km (0.068 R)
• M4: 2,653,866 km (0.09 R)
• M5: 3,736,656 km (0.106 R)
• M6: 7,142,251 km (0.103 R)
• M7: 9,529,235 km (0.08 R)
• M8: 17,613,205 km (0.098 R)
• M9: 21,797,756 km (0.088 R)
• M10: 25,444,055 km (0.117 R)
• M11: 36,497,542 km (0.083 R)
• M12: 40,888,838 km (0.067 R)
• M13: 43,507,698 km (0.087 R)
• M14: 52,535,930 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.3

Radius: 7.9

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 14.3 AU - 14.88 AU

Year: 19678 Days

Day: 20 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 29,005,451 km

• M1: 98,286 km (0.093 R)
• M2: 467,045 km (0.062 R)
• M3: 746,493 km (0.098 R)
• M4: 1,300,454 km (0.039 R)
• M5: 2,007,155 km (0.03 R)
• M6: 2,370,528 km (0.039 R)
• M7: 4,218,810 km (0.097 R)
• M8: 5,820,554 km (0.072 R)
• M9: 7,936,915 km (0.053 R)
• M10: 9,493,630 km (0.111 R)
• M11: 9,997,775 km (0.063 R)
• M12: 10,519,722 km (0.116 R)
• M13: 13,685,662 km (0.086 R)
• M14: 15,446,279 km (0.107 R)
• M15: 15,753,853 km (0.057 R)
• M16: 23,094,022 km (0.093 R)
• M17: 23,801,021 km (0.034 R)
• M18: 25,364,618 km (0.09 R)
• M19: 25,685,356 km (0.087 R)
• M20: 28,694,816 km (0.114 R)
• M21: 31,437,394 km (0.099 R)
• M22: 32,808,758 km (0.107 R)
• M23: 33,573,353 km (0.039 R)
• M24: 36,887,693 km (0.11 R)
• M25: 44,004,214 km (0.076 R)
• M26: 48,619,458 km (0.067 R)
• M27: 51,299,055 km (0.118 R)
• M28: 52,156,101 km (0.037 R)
• M29: 53,022,721 km (0.083 R)
• M30: 53,372,182 km (0.095 R)
• M31: 61,644,047 km (0.107 R)
• M32: 63,591,512 km (0.081 R)
• M33: 68,846,436 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.5

Radius: 7.8

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 11.51 AU - 18.65 AU

Year: 20678 Days

Day: 21.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,005,451 km

• M1: 108,758 km (0.045 R)
• M2: 372,499 km (0.092 R)
• M3: 678,726 km (0.064 R)
• M4: 1,947,166 km (0.109 R)
• M5: 2,316,224 km (0.116 R)
• M6: 2,784,316 km (0.052 R)
• M7: 3,041,325 km (0.081 R)
• M8: 4,045,575 km (0.072 R)
• M9: 5,366,524 km (0.088 R)
• M10: 6,310,038 km (0.067 R)
• M11: 10,226,660 km (0.097 R)
• M12: 11,067,849 km (0.056 R)
• M13: 14,567,541 km (0.105 R)
• M14: 14,953,654 km (0.039 R)
• M15: 16,447,837 km (0.067 R)
• M16: 17,170,096 km (0.073 R)
• M17: 20,271,110 km (0.115 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 15,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit