🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.63 AU - 0.63 AU

Year: 175 Days

Day: 27.7 Hours

Environment

Temp: 184 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.03 AU - 1.33 AU

Year: 448 Days

Day: 15.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 70.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.97 AU - 2.69 AU

Year: 1244 Days

Day: 31.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.77 AU - 3.63 AU

Year: 2003 Days

Day: 24.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.14 AU - 3.78 AU

Year: 2252 Days

Day: 17.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.4

Radius: 12.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.32 AU - 8.1 AU

Year: 6773 Days

Day: 5.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,051,156 km

• M1: 159,172 km (0.108 R)
• M2: 637,287 km (0.118 R)
• M3: 1,081,144 km (0.071 R)
• M4: 2,207,616 km (0.065 R)
• M5: 2,792,543 km (0.08 R)
• M6: 3,387,793 km (0.114 R)
• M7: 4,319,339 km (0.112 R)
• M8: 5,960,877 km (0.118 R)
• M9: 6,514,838 km (0.12 R)
• M10: 7,163,644 km (0.046 R)
• M11: 7,694,267 km (0.062 R)
• M12: 8,487,884 km (0.114 R)
• M13: 9,372,007 km (0.059 R)
• M14: 10,592,128 km (0.07 R)
• M15: 11,829,601 km (0.079 R)
• M16: 14,345,538 km (0.101 R)
• M17: 16,870,750 km (0.062 R)
• M18: 17,699,822 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.2

Radius: 10.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.77 AU - 10.79 AU

Year: 11531 Days

Day: 13 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,051,156 km

• M1: 134,937 km (0.076 R)
• M2: 547,678 km (0.076 R)
• M3: 886,667 km (0.052 R)
• M4: 1,565,991 km (0.109 R)
• M5: 4,713,380 km (0.086 R)
• M6: 5,601,991 km (0.079 R)
• M7: 7,056,382 km (0.057 R)
• M8: 9,877,798 km (0.111 R)
• M9: 13,849,771 km (0.118 R)
• M10: 15,804,417 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 8.6

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 10.19 AU - 13.51 AU

Year: 14271 Days

Day: 12.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,051,156 km

• M1: 107,112 km (0.061 R)
• M2: 566,527 km (0.094 R)
• M3: 857,944 km (0.105 R)
• M4: 1,485,806 km (0.116 R)
• M5: 1,811,929 km (0.075 R)
• M6: 5,511,186 km (0.092 R)
• M7: 7,623,956 km (0.12 R)
• M8: 9,916,992 km (0.041 R)
• M9: 10,755,937 km (0.116 R)
• M10: 14,196,240 km (0.1 R)
• M11: 14,722,076 km (0.062 R)
• M12: 17,548,129 km (0.108 R)
• M13: 25,380,924 km (0.113 R)
• M14: 33,388,450 km (0.113 R)
• M15: 34,318,200 km (0.069 R)
• M16: 35,384,833 km (0.094 R)
• M17: 37,087,556 km (0.113 R)
• M18: 43,203,267 km (0.108 R)
• M19: 45,571,251 km (0.089 R)
• M20: 45,997,904 km (0.074 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.7

Radius: 11.8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 11.39 AU - 12.85 AU

Year: 14762 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,051,156 km

• M1: 153,039 km (0.114 R)
• M2: 532,868 km (0.108 R)
• M3: 923,318 km (0.057 R)
• M4: 1,625,530 km (0.046 R)
• M5: 4,135,633 km (0.085 R)
• M6: 5,574,914 km (0.068 R)
• M7: 7,324,611 km (0.114 R)
• M8: 8,424,155 km (0.113 R)
• M9: 9,805,841 km (0.032 R)
• M10: 11,092,084 km (0.103 R)
• M11: 16,926,550 km (0.068 R)
• M12: 17,636,392 km (0.109 R)
• M13: 19,184,581 km (0.104 R)
• M14: 20,968,236 km (0.097 R)
• M15: 21,337,892 km (0.106 R)
• M16: 24,698,608 km (0.115 R)
• M17: 29,862,877 km (0.09 R)
• M18: 32,944,593 km (0.089 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 18,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit