🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.69 AU - 0.79 AU

Year: 241 Days

Day: 16.1 Hours

Environment

Temp: 84 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,071,598 km

• M1: 38,447 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.78 AU - 1.02 AU

Year: 323 Days

Day: 26.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.92 AU - 1.24 AU

Year: 425 Days

Day: 23.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,071,598 km

• M1: 134,488 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.67 AU - 1.79 AU

Year: 862 Days

Day: 36.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,071,598 km

• M1: 1,153,549 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.62 AU - 3.82 AU

Year: 2188 Days

Day: 27.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,071,598 km

• M1: 1,431,053 km (0.047 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.14 AU - 4.32 AU

Year: 2728 Days

Day: 15.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.5

Radius: 8.8

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.68 AU - 6.1 AU

Year: 4096 Days

Day: 5.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,071,598 km

• M1: 110,254 km (0.1 R)
• M2: 448,195 km (0.047 R)
• M3: 783,444 km (0.102 R)
• M4: 1,403,976 km (0.078 R)
• M5: 2,463,877 km (0.097 R)
• M6: 3,328,104 km (0.082 R)
• M7: 4,932,541 km (0.104 R)
• M8: 5,903,880 km (0.115 R)
• M9: 7,231,411 km (0.089 R)
• M10: 7,609,894 km (0.1 R)
• M11: 8,941,465 km (0.068 R)
• M12: 10,037,568 km (0.113 R)
• M13: 15,438,799 km (0.11 R)
• M14: 16,067,111 km (0.108 R)
• M15: 17,619,936 km (0.07 R)
• M16: 19,401,647 km (0.036 R)
• M17: 20,471,870 km (0.11 R)
• M18: 22,222,315 km (0.087 R)
• M19: 23,468,166 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767

Radius: 12.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.32 AU - 5.56 AU

Year: 4159 Days

Day: 11.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,071,598 km

• M1: 160,369 km (0.07 R)
• M2: 622,926 km (0.064 R)
• M3: 1,038,658 km (0.089 R)
• M4: 1,685,220 km (0.097 R)
• M5: 2,541,219 km (0.105 R)
• M6: 3,077,976 km (0.054 R)
• M7: 4,311,710 km (0.068 R)
• M8: 6,480,131 km (0.118 R)
• M9: 7,120,111 km (0.101 R)
• M10: 7,801,978 km (0.064 R)
• M11: 9,099,889 km (0.073 R)
• M12: 9,903,529 km (0.098 R)
• M13: 10,710,460 km (0.095 R)
• M14: 11,884,952 km (0.114 R)
• M15: 13,193,635 km (0.06 R)
• M16: 14,118,149 km (0.077 R)
• M17: 15,085,449 km (0.115 R)
• M18: 17,392,548 km (0.073 R)
• M19: 18,757,329 km (0.041 R)
• M20: 21,419,722 km (0.094 R)
• M21: 23,723,978 km (0.084 R)
• M22: 25,013,063 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.3

Radius: 14.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.04 AU - 10.9 AU

Year: 11038 Days

Day: 8.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,071,598 km

• M1: 181,612 km (0.107 R)
• M2: 1,187,209 km (0.115 R)
• M3: 1,666,371 km (0.107 R)
• M4: 2,154,509 km (0.072 R)
• M5: 3,217,551 km (0.08 R)
• M6: 4,178,119 km (0.091 R)
• M7: 5,002,702 km (0.1 R)
• M8: 5,898,345 km (0.094 R)
• M9: 6,440,637 km (0.112 R)
• M10: 7,965,787 km (0.098 R)
• M11: 8,721,556 km (0.073 R)
• M12: 12,699,812 km (0.11 R)
• M13: 13,422,968 km (0.058 R)
• M14: 14,046,492 km (0.119 R)
• M15: 15,150,824 km (0.105 R)
• M16: 18,127,223 km (0.077 R)
• M17: 18,812,531 km (0.083 R)
• M18: 21,306,028 km (0.075 R)
• M19: 22,328,081 km (0.077 R)
• M20: 23,027,301 km (0.066 R)
• M21: 23,831,539 km (0.084 R)
• M22: 26,745,407 km (0.053 R)
• M23: 27,335,720 km (0.093 R)
• M24: 29,158,869 km (0.07 R)
• M25: 29,784,338 km (0.097 R)
• M26: 32,375,822 km (0.115 R)
• M27: 32,934,121 km (0.098 R)
• M28: 45,495,704 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 10,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit