🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.74 AU - 1 AU

Year: 295 Days

Day: 43.2 Hours

Environment

Temp: 98 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.83 AU - 0.95 AU

Year: 305 Days

Day: 23.6 Hours

Environment

Temp: 132 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.02 AU - 1.3 AU

Year: 454 Days

Day: 37.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.25 AU - 1.31 AU

Year: 526 Days

Day: 17.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 80.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,525,058 km

• M1: 206,295 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.17 AU - 3.51 AU

Year: 2218 Days

Day: 18.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.6

Radius: 8.2

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.79 AU - 9.65 AU

Year: 7796 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,525,058 km

• M1: 102,026 km (0.109 R)
• M2: 407,355 km (0.102 R)
• M3: 727,943 km (0.104 R)
• M4: 1,021,005 km (0.074 R)
• M5: 1,532,929 km (0.111 R)
• M6: 1,900,940 km (0.082 R)
• M7: 3,556,241 km (0.071 R)
• M8: 3,921,708 km (0.074 R)
• M9: 5,640,737 km (0.062 R)
• M10: 6,037,022 km (0.115 R)
• M11: 8,557,896 km (0.112 R)
• M12: 9,170,948 km (0.118 R)
• M13: 10,193,300 km (0.09 R)
• M14: 10,983,176 km (0.106 R)
• M15: 11,341,164 km (0.112 R)
• M16: 11,919,809 km (0.113 R)
• M17: 13,832,717 km (0.101 R)
• M18: 16,006,823 km (0.038 R)
• M19: 18,470,699 km (0.082 R)
• M20: 23,456,198 km (0.08 R)
• M21: 24,917,171 km (0.036 R)
• M22: 27,641,797 km (0.102 R)
• M23: 31,370,225 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.9

Radius: 12.5

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.79 AU - 10.51 AU

Year: 10059 Days

Day: 10.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,525,058 km

• M1: 155,582 km (0.089 R)
• M2: 885,021 km (0.08 R)
• M3: 1,488,948 km (0.056 R)
• M4: 2,978,045 km (0.091 R)
• M5: 4,740,009 km (0.113 R)
• M6: 5,668,263 km (0.101 R)
• M7: 7,964,591 km (0.059 R)
• M8: 15,596,476 km (0.106 R)
• M9: 26,782,956 km (0.051 R)
• M10: 29,312,805 km (0.112 R)
• M11: 30,985,160 km (0.039 R)
• M12: 35,607,734 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.2

Radius: 5.9

Gravity: 26.98 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 12.88 AU - 14 AU

Year: 17907 Days

Day: 21.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,525,058 km

• M1: 106,514 km (0.117 R)
• M2: 317,596 km (0.083 R)
• M3: 594,652 km (0.096 R)
• M4: 908,657 km (0.117 R)
• M5: 1,157,888 km (0.071 R)
• M6: 1,389,615 km (0.118 R)
• M7: 1,617,602 km (0.118 R)
• M8: 2,343,301 km (0.063 R)
• M9: 2,918,355 km (0.081 R)
• M10: 3,102,809 km (0.12 R)
• M11: 3,553,697 km (0.1 R)
• M12: 6,310,786 km (0.074 R)
• M13: 8,322,878 km (0.118 R)
• M14: 12,703,253 km (0.098 R)
• M15: 15,618,915 km (0.119 R)
• M16: 16,267,721 km (0.109 R)
• M17: 16,598,781 km (0.071 R)
• M18: 22,018,413 km (0.119 R)
• M19: 22,730,648 km (0.117 R)
• M20: 23,563,310 km (0.071 R)
• M21: 23,880,607 km (0.047 R)
• M22: 24,524,028 km (0.104 R)
• M23: 25,622,076 km (0.034 R)
• M24: 26,982,370 km (0.111 R)
• M25: 29,355,291 km (0.09 R)
• M26: 30,342,188 km (0.079 R)
• M27: 32,643,452 km (0.112 R)
• M28: 34,784,347 km (0.051 R)
• M29: 35,610,726 km (0.118 R)
• M30: 38,168,550 km (0.098 R)
• M31: 42,699,122 km (0.116 R)
• M32: 43,805,548 km (0.106 R)
• M33: 44,930,972 km (0.106 R)
• M34: 51,556,064 km (0.107 R)
• M35: 63,994,229 km (0.045 R)
• M36: 64,612,218 km (0.089 R)
• M37: 74,819,281 km (0.119 R)
• M38: 75,964,452 km (0.11 R)
• M39: 78,289,951 km (0.073 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 14,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit