🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.47 AU - 0.63 AU

Year: 186 Days

Day: 32 Hours

Environment

Temp: 1 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,414,207 km

• M1: 20,645 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.53 AU - 0.83 AU

Year: 256 Days

Day: 40 Hours

Environment

Temp: -30 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.71 AU - 0.95 AU

Year: 345 Days

Day: 19 Hours

Environment

Temp: -53 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.88 AU - 1.08 AU

Year: 443 Days

Day: 29.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.63 AU - 2.03 AU

Year: 1130 Days

Day: 35.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.1

Radius: 9.4

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.93 AU - 5.11 AU

Year: 4387 Days

Day: 9.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,414,207 km

• M1: 116,986 km (0.12 R)
• M2: 447,447 km (0.102 R)
• M3: 785,538 km (0.096 R)
• M4: 1,221,317 km (0.058 R)
• M5: 1,657,096 km (0.047 R)
• M6: 2,253,094 km (0.058 R)
• M7: 2,734,649 km (0.034 R)
• M8: 3,117,620 km (0.083 R)
• M9: 3,939,211 km (0.091 R)
• M10: 4,524,438 km (0.101 R)
• M11: 5,575,812 km (0.025 R)
• M12: 7,115,922 km (0.094 R)
• M13: 8,561,785 km (0.114 R)
• M14: 11,656,516 km (0.056 R)
• M15: 13,056,603 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177

Radius: 12.9

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.79 AU - 10.59 AU

Year: 11696 Days

Day: 13.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,414,207 km

• M1: 160,519 km (0.072 R)
• M2: 1,000,211 km (0.099 R)
• M3: 1,486,105 km (0.065 R)
• M4: 3,844,366 km (0.097 R)
• M5: 5,153,796 km (0.067 R)
• M6: 5,926,768 km (0.111 R)
• M7: 6,913,217 km (0.047 R)
• M8: 10,214,692 km (0.038 R)
• M9: 15,084,402 km (0.11 R)
• M10: 21,840,092 km (0.08 R)
• M11: 26,084,633 km (0.112 R)
• M12: 28,716,209 km (0.081 R)
• M13: 29,538,997 km (0.091 R)
• M14: 31,423,631 km (0.069 R)
• M15: 32,493,854 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.1

Radius: 3

Gravity: 104.57 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.36 AU - 11.86 AU

Year: 13601 Days

Day: 21.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,414,207 km

• M1: 65,973 km (0.085 R)
• M2: 177,722 km (0.072 R)
• M3: 320,439 km (0.105 R)
• M4: 687,103 km (0.117 R)
• M5: 918,681 km (0.066 R)
• M6: 1,134,101 km (0.067 R)
• M7: 1,715,738 km (0.101 R)
• M8: 2,745,271 km (0.063 R)
• M9: 2,962,187 km (0.064 R)
• M10: 3,568,358 km (0.113 R)
• M11: 6,318,266 km (0.096 R)
• M12: 9,124,124 km (0.101 R)
• M13: 11,828,853 km (0.079 R)
• M14: 12,144,654 km (0.111 R)
• M15: 13,601,289 km (0.108 R)
• M16: 14,514,733 km (0.063 R)
• M17: 17,015,262 km (0.029 R)
• M18: 18,832,876 km (0.106 R)
• M19: 20,233,262 km (0.1 R)
• M20: 20,593,942 km (0.1 R)
• M21: 21,607,767 km (0.075 R)
• M22: 22,461,522 km (0.105 R)
• M23: 27,398,102 km (0.093 R)
• M24: 30,942,824 km (0.119 R)
• M25: 32,393,175 km (0.109 R)
• M26: 35,952,258 km (0.119 R)
• M27: 36,348,393 km (0.116 R)
• M28: 37,962,105 km (0.112 R)
• M29: 38,925,067 km (0.05 R)
• M30: 40,471,011 km (0.106 R)
• M31: 43,834,719 km (0.086 R)
• M32: 44,135,710 km (0.119 R)
• M33: 44,589,889 km (0.071 R)
• M34: 46,593,603 km (0.116 R)
• M35: 48,175,301 km (0.101 R)
• M36: 50,945,555 km (0.112 R)
• M37: 53,820,078 km (0.028 R)
• M38: 54,685,651 km (0.119 R)
• M39: 59,336,649 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 19,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit