🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.8 AU - 0.88 AU

Year: 286 Days

Day: 27.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.74 AU - 0.98 AU

Year: 296 Days

Day: 41 Hours

Environment

Temp: 158 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.7 AU - 1.9 AU

Year: 896 Days

Day: 43.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 171.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,170,688 km

• M1: 32,912 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.75 AU - 2.11 AU

Year: 994 Days

Day: 28.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.78 AU - 4.18 AU

Year: 2945 Days

Day: 13.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192

Radius: 10.5

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.24 AU - 6.82 AU

Year: 4823 Days

Day: 5.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,170,688 km

• M1: 132,095 km (0.073 R)
• M2: 1,466,059 km (0.077 R)
• M3: 2,491,253 km (0.081 R)
• M4: 3,089,944 km (0.105 R)
• M5: 3,942,053 km (0.08 R)
• M6: 5,431,899 km (0.063 R)
• M7: 6,687,922 km (0.052 R)
• M8: 7,954,418 km (0.089 R)
• M9: 11,758,243 km (0.104 R)
• M10: 12,951,585 km (0.09 R)
• M11: 15,719,894 km (0.107 R)
• M12: 16,032,553 km (0.102 R)
• M13: 17,423,215 km (0.093 R)
• M14: 18,010,686 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.3

Radius: 15

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.05 AU - 7.43 AU

Year: 5781 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,170,688 km

• M1: 207,343 km (0.084 R)
• M2: 549,772 km (0.112 R)
• M3: 990,039 km (0.04 R)
• M4: 1,368,073 km (0.093 R)
• M5: 1,689,858 km (0.097 R)
• M6: 3,606,954 km (0.075 R)
• M7: 3,998,601 km (0.06 R)
• M8: 5,826,538 km (0.091 R)
• M9: 7,197,902 km (0.041 R)
• M10: 7,839,527 km (0.117 R)
• M11: 9,114,250 km (0.104 R)
• M12: 9,424,666 km (0.112 R)
• M13: 11,124,846 km (0.118 R)
• M14: 12,314,149 km (0.092 R)
• M15: 13,602,486 km (0.108 R)
• M16: 19,951,718 km (0.064 R)
• M17: 20,366,254 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.3

Radius: 10.4

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.3 AU - 11.3 AU

Year: 11377 Days

Day: 6.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,170,688 km

• M1: 130,749 km (0.066 R)
• M2: 406,158 km (0.065 R)
• M3: 722,558 km (0.079 R)
• M4: 940,522 km (0.027 R)
• M5: 2,262,369 km (0.044 R)
• M6: 3,063,764 km (0.112 R)
• M7: 4,279,097 km (0.111 R)
• M8: 7,682,898 km (0.087 R)
• M9: 8,152,785 km (0.1 R)
• M10: 10,146,924 km (0.057 R)
• M11: 10,686,823 km (0.094 R)
• M12: 12,539,443 km (0.115 R)
• M13: 12,807,822 km (0.061 R)
• M14: 13,383,774 km (0.102 R)
• M15: 17,667,060 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.4

Radius: 4.1

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 13.02 AU - 17.68 AU

Year: 22303 Days

Day: 16.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,170,688 km

• M1: 107,112 km (0.114 R)
• M2: 270,174 km (0.108 R)
• M3: 483,650 km (0.085 R)
• M4: 1,126,472 km (0.061 R)
• M5: 1,584,989 km (0.089 R)
• M6: 2,211,057 km (0.098 R)
• M7: 3,086,653 km (0.068 R)
• M8: 3,382,557 km (0.084 R)
• M9: 3,513,605 km (0.108 R)
• M10: 4,255,311 km (0.1 R)
• M11: 5,310,874 km (0.098 R)
• M12: 6,216,689 km (0.029 R)
• M13: 9,804,794 km (0.114 R)
• M14: 10,216,188 km (0.063 R)
• M15: 11,662,500 km (0.052 R)
• M16: 14,571,132 km (0.116 R)
• M17: 19,700,544 km (0.08 R)
• M18: 21,363,025 km (0.07 R)
• M19: 23,321,111 km (0.039 R)
• M20: 26,267,741 km (0.097 R)
• M21: 32,282,622 km (0.112 R)
• M22: 33,231,521 km (0.073 R)
• M23: 34,960,274 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 19,269 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit