🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.43 AU - 0.65 AU

Year: 139 Days

Day: 24.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,991,900 km

• M1: 91,105 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.64 AU - 0.8 AU

Year: 215 Days

Day: 20.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.79 AU - 0.97 AU

Year: 290 Days

Day: 41.4 Hours

Environment

Temp: 141 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.1 AU - 1.12 AU

Year: 411 Days

Day: 30.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.49 AU - 1.67 AU

Year: 698 Days

Day: 25.8 Hours

Environment

Temp: -31 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.77 AU - 1.91 AU

Year: 877 Days

Day: 31.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.59 AU - 2.73 AU

Year: 1525 Days

Day: 25.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.7

Radius: 11.6

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.93 AU - 7.81 AU

Year: 6329 Days

Day: 8 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,991,900 km

• M1: 144,362 km (0.052 R)
• M2: 507,436 km (0.088 R)
• M3: 1,040,603 km (0.059 R)
• M4: 1,567,636 km (0.057 R)
• M5: 2,068,490 km (0.045 R)
• M6: 2,483,025 km (0.1 R)
• M7: 3,955,218 km (0.092 R)
• M8: 4,445,301 km (0.07 R)
• M9: 6,324,998 km (0.081 R)
• M10: 6,790,846 km (0.095 R)
• M11: 7,279,432 km (0.112 R)
• M12: 8,888,058 km (0.084 R)
• M13: 9,303,791 km (0.103 R)
• M14: 9,907,418 km (0.097 R)
• M15: 10,445,671 km (0.105 R)
• M16: 13,816,710 km (0.093 R)
• M17: 14,775,482 km (0.104 R)
• M18: 15,300,870 km (0.109 R)
• M19: 17,463,008 km (0.105 R)
• M20: 18,182,724 km (0.1 R)
• M21: 20,317,635 km (0.076 R)
• M22: 23,312,734 km (0.055 R)
• M23: 30,632,109 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.1

Radius: 12.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 12.04 AU - 13.3 AU

Year: 15851 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,991,900 km

• M1: 154,086 km (0.051 R)
• M2: 1,827,936 km (0.094 R)
• M3: 2,565,603 km (0.111 R)
• M4: 3,248,219 km (0.109 R)
• M5: 5,682,326 km (0.09 R)
• M6: 9,636,945 km (0.091 R)
• M7: 12,929,146 km (0.099 R)
• M8: 17,202,708 km (0.062 R)
• M9: 19,052,635 km (0.058 R)
• M10: 23,326,946 km (0.063 R)
• M11: 26,375,002 km (0.088 R)
• M12: 29,786,731 km (0.087 R)
• M13: 37,724,394 km (0.069 R)
• M14: 49,947,288 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.9

Radius: 3.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 14.97 AU - 22.23 AU

Year: 28193 Days

Day: 24.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,991,900 km

• M1: 58,942 km (0.096 R)
• M2: 261,647 km (0.079 R)
• M3: 724,951 km (0.102 R)
• M4: 870,061 km (0.08 R)
• M5: 1,065,436 km (0.077 R)
• M6: 1,801,607 km (0.053 R)
• M7: 2,205,222 km (0.093 R)
• M8: 3,233,857 km (0.069 R)
• M9: 3,416,367 km (0.099 R)
• M10: 3,605,757 km (0.11 R)
• M11: 3,752,363 km (0.105 R)
• M12: 6,529,349 km (0.075 R)
• M13: 9,068,324 km (0.096 R)
• M14: 10,830,138 km (0.086 R)
• M15: 13,791,577 km (0.086 R)
• M16: 19,626,792 km (0.115 R)
• M17: 19,928,830 km (0.116 R)
• M18: 21,887,066 km (0.118 R)
• M19: 32,558,032 km (0.064 R)
• M20: 32,769,114 km (0.084 R)
• M21: 33,194,122 km (0.067 R)
• M22: 38,583,984 km (0.111 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 13,269 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit