🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.12 AU - 1.82 AU

Year: 638 Days

Day: 37.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.96 AU - 2.78 AU

Year: 1307 Days

Day: 23.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.54 AU - 3.62 AU

Year: 2426 Days

Day: 47.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.15 AU - 4.77 AU

Year: 3373 Days

Day: 42.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.95 AU - 5.27 AU

Year: 3545 Days

Day: 26 Hours

Environment

Temp: -131 °C

Axial Tilt: 169.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,862,742 km

• M1: 1,475,484 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.58 AU - 5.24 AU

Year: 3897 Days

Day: 40.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.6

Radius: 9.7

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.32 AU - 7.5 AU

Year: 5812 Days

Day: 13.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,862,742 km

• M1: 151,393 km (0.109 R)
• M2: 519,254 km (0.05 R)
• M3: 846,574 km (0.1 R)
• M4: 1,214,286 km (0.069 R)
• M5: 1,577,510 km (0.08 R)
• M6: 1,914,554 km (0.095 R)
• M7: 2,461,633 km (0.046 R)
• M8: 5,202,416 km (0.115 R)
• M9: 5,868,276 km (0.094 R)
• M10: 6,332,328 km (0.071 R)
• M11: 6,820,765 km (0.074 R)
• M12: 7,763,381 km (0.106 R)
• M13: 8,830,164 km (0.117 R)
• M14: 10,297,569 km (0.045 R)
• M15: 11,535,941 km (0.109 R)
• M16: 15,493,702 km (0.063 R)
• M17: 17,053,858 km (0.113 R)
• M18: 24,035,142 km (0.102 R)
• M19: 25,628,958 km (0.062 R)
• M20: 26,534,922 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.3

Radius: 6.7

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.99 AU - 14.05 AU

Year: 16826 Days

Day: 24 Hours

Environment

Temp: -190 °C

Axial Tilt: 55 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 20,862,742 km

• M1: 84,074 km (0.087 R)
• M2: 417,378 km (0.101 R)
• M3: 636,240 km (0.12 R)
• M4: 913,145 km (0.075 R)
• M5: 1,651,261 km (0.077 R)
• M6: 1,869,375 km (0.056 R)
• M7: 2,405,983 km (0.054 R)
• M8: 3,016,043 km (0.055 R)
• M9: 4,767,983 km (0.079 R)
• M10: 5,039,503 km (0.094 R)
• M11: 5,429,655 km (0.091 R)
• M12: 5,916,596 km (0.098 R)
• M13: 6,679,994 km (0.062 R)
• M14: 10,568,192 km (0.094 R)
• M15: 11,030,599 km (0.105 R)
• M16: 11,688,530 km (0.114 R)
• M17: 14,442,328 km (0.117 R)
• M18: 18,086,532 km (0.075 R)
• M19: 18,498,076 km (0.107 R)
• M20: 19,425,732 km (0.116 R)
• M21: 28,431,375 km (0.096 R)
• M22: 30,007,986 km (0.075 R)
• M23: 31,051,880 km (0.067 R)
• M24: 32,602,014 km (0.081 R)
• M25: 39,457,037 km (0.1 R)
• M26: 40,991,013 km (0.084 R)
• M27: 42,854,404 km (0.075 R)
• M28: 43,880,945 km (0.076 R)
• M29: 45,830,504 km (0.071 R)
• M30: 54,548,470 km (0.104 R)
• M31: 55,407,461 km (0.113 R)
• M32: 56,976,443 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.5

Radius: 6.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 14.71 AU - 14.95 AU

Year: 20454 Days

Day: 20.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,862,742 km

• M1: 117,434 km (0.093 R)
• M2: 467,045 km (0.095 R)
• M3: 1,053,767 km (0.115 R)
• M4: 1,498,073 km (0.112 R)
• M5: 2,192,955 km (0.053 R)
• M6: 2,627,687 km (0.114 R)
• M7: 5,102,185 km (0.115 R)
• M8: 6,786,507 km (0.119 R)
• M9: 7,802,277 km (0.109 R)
• M10: 12,221,099 km (0.094 R)
• M11: 14,049,185 km (0.077 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 18,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit