🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.54 AU - 0.6 AU

Year: 159 Days

Day: 40.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.59 AU - 0.69 AU

Year: 189 Days

Day: 17 Hours

Environment

Temp: 169 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.65 AU - 0.99 AU

Year: 274 Days

Day: 42.4 Hours

Environment

Temp: 82 °C

Axial Tilt: 129.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,044,401 km

• M1: 604,226 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.22 AU - 1.32 AU

Year: 528 Days

Day: 44.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.37 AU - 1.65 AU

Year: 685 Days

Day: 20 Hours

Environment

Temp: -39 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.9

Radius: 10.9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.25 AU - 5.79 AU

Year: 4785 Days

Day: 9.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,044,401 km

• M1: 135,536 km (0.096 R)
• M2: 693,835 km (0.115 R)
• M3: 1,216,979 km (0.038 R)
• M4: 1,782,010 km (0.101 R)
• M5: 2,337,168 km (0.105 R)
• M6: 2,835,029 km (0.1 R)
• M7: 3,575,838 km (0.047 R)
• M8: 6,613,572 km (0.056 R)
• M9: 7,102,309 km (0.111 R)
• M10: 8,152,186 km (0.064 R)
• M11: 8,571,659 km (0.037 R)
• M12: 9,340,293 km (0.054 R)
• M13: 9,799,857 km (0.044 R)
• M14: 10,395,406 km (0.096 R)
• M15: 11,269,656 km (0.089 R)
• M16: 11,658,910 km (0.096 R)
• M17: 12,602,573 km (0.095 R)
• M18: 14,387,874 km (0.055 R)
• M19: 16,391,139 km (0.066 R)
• M20: 17,806,335 km (0.104 R)
• M21: 19,056,674 km (0.109 R)
• M22: 19,985,079 km (0.106 R)
• M23: 22,268,241 km (0.03 R)
• M24: 22,676,344 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.1

Radius: 8.6

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.18 AU - 6.62 AU

Year: 5974 Days

Day: 12 Hours

Environment

Temp: -158 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,044,401 km

• M1: 107,112 km (0.111 R)
• M2: 393,143 km (0.06 R)
• M3: 735,872 km (0.102 R)
• M4: 1,439,132 km (0.075 R)
• M5: 2,124,739 km (0.117 R)
• M6: 3,649,440 km (0.089 R)
• M7: 3,936,518 km (0.1 R)
• M8: 4,817,201 km (0.075 R)
• M9: 5,552,923 km (0.079 R)
• M10: 5,850,922 km (0.084 R)
• M11: 8,280,990 km (0.077 R)
• M12: 9,679,431 km (0.11 R)
• M13: 11,401,153 km (0.053 R)
• M14: 12,563,977 km (0.109 R)
• M15: 15,228,764 km (0.118 R)
• M16: 18,130,215 km (0.086 R)
• M17: 20,922,309 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.4

Radius: 9.5

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.58 AU - 10.92 AU

Year: 10380 Days

Day: 9.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,044,401 km

• M1: 119,230 km (0.075 R)
• M2: 473,477 km (0.074 R)
• M3: 1,322,894 km (0.093 R)
• M4: 2,510,701 km (0.097 R)
• M5: 3,101,613 km (0.109 R)
• M6: 4,047,071 km (0.094 R)
• M7: 6,229,704 km (0.07 R)
• M8: 9,711,146 km (0.115 R)
• M9: 10,302,955 km (0.117 R)
• M10: 10,918,550 km (0.103 R)
• M11: 11,508,564 km (0.056 R)
• M12: 12,645,059 km (0.085 R)
• M13: 18,013,379 km (0.089 R)
• M14: 22,228,448 km (0.103 R)
• M15: 31,648,626 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.6

Radius: 4.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 11.7 AU - 17.8 AU

Year: 20901 Days

Day: 19.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 68.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,044,401 km

• M1: 54,304 km (0.084 R)
• M2: 265,985 km (0.1 R)
• M3: 430,543 km (0.111 R)
• M4: 604,525 km (0.064 R)
• M5: 881,879 km (0.075 R)
• M6: 1,147,116 km (0.045 R)
• M7: 1,740,571 km (0.106 R)
• M8: 2,657,606 km (0.065 R)
• M9: 3,459,451 km (0.059 R)
• M10: 6,194,549 km (0.083 R)
• M11: 8,063,924 km (0.109 R)
• M12: 9,208,497 km (0.048 R)
• M13: 10,412,311 km (0.084 R)
• M14: 13,497,318 km (0.12 R)
• M15: 18,553,427 km (0.078 R)
• M16: 26,708,306 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 12,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit