🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.15 AU - 1.89 AU

Year: 656 Days

Day: 28.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,581,504 km

• M1: 44,879 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.22 AU - 1.84 AU

Year: 662 Days

Day: 39.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,581,504 km

• M1: 236,963 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.3 AU - 2.12 AU

Year: 782 Days

Day: 24.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.69 AU - 1.73 AU

Year: 782 Days

Day: 17 Hours

Environment

Temp: -24 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,581,504 km

• M1: 256,411 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.32 AU - 5.98 AU

Year: 4089 Days

Day: 17.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.6 AU - 5.82 AU

Year: 4160 Days

Day: 24.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.3

Radius: 13.9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.94 AU - 6.6 AU

Year: 4849 Days

Day: 12.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,581,504 km

• M1: 176,525 km (0.097 R)
• M2: 800,797 km (0.092 R)
• M3: 1,475,633 km (0.106 R)
• M4: 2,614,522 km (0.067 R)
• M5: 3,353,835 km (0.116 R)
• M6: 5,390,310 km (0.095 R)
• M7: 11,461,441 km (0.073 R)
• M8: 16,223,590 km (0.03 R)
• M9: 17,005,987 km (0.054 R)
• M10: 18,194,542 km (0.074 R)
• M11: 20,947,143 km (0.038 R)
• M12: 21,947,504 km (0.102 R)
• M13: 22,830,281 km (0.08 R)
• M14: 23,966,626 km (0.068 R)
• M15: 26,599,249 km (0.118 R)
• M16: 27,181,634 km (0.05 R)
• M17: 27,772,396 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.3

Radius: 6.4

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.67 AU - 15.13 AU

Year: 17161 Days

Day: 20.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,581,504 km

• M1: 109,356 km (0.041 R)
• M2: 508,184 km (0.069 R)
• M3: 2,485,419 km (0.112 R)
• M4: 3,559,382 km (0.109 R)
• M5: 3,904,504 km (0.112 R)
• M6: 4,723,702 km (0.083 R)
• M7: 6,272,190 km (0.076 R)
• M8: 7,646,845 km (0.053 R)
• M9: 8,683,558 km (0.108 R)
• M10: 9,065,182 km (0.108 R)
• M11: 9,309,326 km (0.086 R)
• M12: 9,913,252 km (0.111 R)
• M13: 16,213,716 km (0.09 R)
• M14: 17,013,018 km (0.119 R)
• M15: 21,493,624 km (0.089 R)
• M16: 26,802,104 km (0.101 R)
• M17: 32,125,245 km (0.097 R)
• M18: 35,635,110 km (0.027 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.5

Radius: 5.6

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 12.46 AU - 18.08 AU

Year: 20875 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,581,504 km

• M1: 72,256 km (0.057 R)
• M2: 323,131 km (0.104 R)
• M3: 920,027 km (0.092 R)
• M4: 1,298,061 km (0.094 R)
• M5: 1,589,029 km (0.114 R)
• M6: 1,888,972 km (0.09 R)
• M7: 2,188,617 km (0.092 R)
• M8: 2,838,769 km (0.089 R)
• M9: 4,303,183 km (0.098 R)
• M10: 4,573,357 km (0.119 R)
• M11: 5,281,553 km (0.093 R)
• M12: 8,338,436 km (0.111 R)
• M13: 9,144,170 km (0.107 R)
• M14: 10,909,425 km (0.084 R)
• M15: 14,357,955 km (0.089 R)
• M16: 21,090,906 km (0.106 R)
• M17: 22,046,388 km (0.047 R)
• M18: 22,400,785 km (0.091 R)
• M19: 26,157,188 km (0.089 R)
• M20: 27,873,374 km (0.072 R)
• M21: 38,478,517 km (0.111 R)
• M22: 41,093,488 km (0.118 R)
• M23: 46,528,827 km (0.077 R)
• M24: 50,101,075 km (0.079 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 12,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit