🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.43 AU - 0.65 AU

Year: 181 Days

Day: 46 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,713,274 km

• M1: 108,758 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.62 AU - 0.94 AU

Year: 315 Days

Day: 29.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.77 AU - 1.11 AU

Year: 416 Days

Day: 28.7 Hours

Environment

Temp: -71 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.2 AU - 1.38 AU

Year: 669 Days

Day: 17.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,713,274 km

• M1: 65,973 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.37 AU - 1.47 AU

Year: 773 Days

Day: 40.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469

Radius: 12.7

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.11 AU - 2.39 AU

Year: 1541 Days

Day: 10.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,713,274 km

• M1: 157,975 km (0.095 R)
• M2: 616,642 km (0.086 R)
• M3: 1,097,600 km (0.075 R)
• M4: 3,212,165 km (0.112 R)
• M5: 3,634,929 km (0.102 R)
• M6: 5,315,811 km (0.117 R)
• M7: 6,179,738 km (0.115 R)
• M8: 7,648,640 km (0.038 R)
• M9: 8,549,967 km (0.12 R)
• M10: 9,218,969 km (0.113 R)
• M11: 11,821,822 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.7

Radius: 8.5

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.96 AU - 11.22 AU

Year: 12513 Days

Day: 10.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,713,274 km

• M1: 107,411 km (0.047 R)
• M2: 410,796 km (0.115 R)
• M3: 744,549 km (0.101 R)
• M4: 1,084,585 km (0.09 R)
• M5: 1,350,270 km (0.076 R)
• M6: 1,675,197 km (0.039 R)
• M7: 2,070,135 km (0.108 R)
• M8: 2,347,639 km (0.106 R)
• M9: 2,911,025 km (0.114 R)
• M10: 3,384,353 km (0.111 R)
• M11: 4,793,565 km (0.051 R)
• M12: 5,523,901 km (0.032 R)
• M13: 7,585,809 km (0.034 R)
• M14: 9,200,119 km (0.083 R)
• M15: 9,649,811 km (0.046 R)
• M16: 10,272,138 km (0.109 R)
• M17: 10,539,170 km (0.114 R)
• M18: 11,368,241 km (0.042 R)
• M19: 16,105,856 km (0.105 R)
• M20: 17,964,610 km (0.04 R)
• M21: 20,127,795 km (0.092 R)
• M22: 20,715,864 km (0.045 R)
• M23: 25,254,215 km (0.05 R)
• M24: 29,330,458 km (0.101 R)
• M25: 29,869,010 km (0.12 R)
• M26: 31,862,402 km (0.087 R)
• M27: 34,298,154 km (0.103 R)
• M28: 37,989,482 km (0.069 R)
• M29: 41,665,849 km (0.09 R)
• M30: 45,285,968 km (0.062 R)
• M31: 45,572,747 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.8

Radius: 7.8

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.29 AU - 13.97 AU

Year: 21722 Days

Day: 23.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,713,274 km

• M1: 96,939 km (0.111 R)
• M2: 486,193 km (0.106 R)
• M3: 913,145 km (0.108 R)
• M4: 1,463,666 km (0.069 R)
• M5: 2,901,002 km (0.087 R)
• M6: 4,018,947 km (0.06 R)
• M7: 6,074,272 km (0.088 R)
• M8: 6,670,120 km (0.091 R)
• M9: 11,279,231 km (0.111 R)
• M10: 11,787,415 km (0.075 R)
• M11: 12,713,425 km (0.069 R)
• M12: 12,986,741 km (0.091 R)
• M13: 13,830,174 km (0.078 R)
• M14: 15,239,535 km (0.06 R)
• M15: 16,177,514 km (0.118 R)
• M16: 18,341,148 km (0.091 R)
• M17: 19,132,969 km (0.116 R)
• M18: 21,259,802 km (0.091 R)
• M19: 22,629,072 km (0.096 R)
• M20: 27,427,423 km (0.103 R)
• M21: 27,769,404 km (0.044 R)
• M22: 28,114,377 km (0.078 R)
• M23: 28,812,849 km (0.115 R)
• M24: 29,762,048 km (0.077 R)
• M25: 40,724,131 km (0.099 R)
• M26: 41,318,633 km (0.07 R)
• M27: 42,830,319 km (0.109 R)
• M28: 47,422,076 km (0.105 R)
• M29: 48,245,612 km (0.119 R)
• M30: 51,808,585 km (0.057 R)
• M31: 62,553,153 km (0.103 R)
• M32: 64,745,659 km (0.057 R)
• M33: 67,609,411 km (0.113 R)
• M34: 70,343,163 km (0.046 R)
• M35: 70,984,339 km (0.099 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 16,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit