🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.67 AU - 0.71 AU

Year: 206 Days

Day: 26.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.67 AU - 2.71 AU

Year: 1166 Days

Day: 34.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,753,630 km

• M1: 214,972 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.2 AU - 3.26 AU

Year: 1623 Days

Day: 16.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.15 AU - 3.55 AU

Year: 1732 Days

Day: 14.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.18 AU - 3.68 AU

Year: 2286 Days

Day: 19.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.5

Radius: 12.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.25 AU - 6.21 AU

Year: 4305 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,753,630 km

• M1: 154,235 km (0.097 R)
• M2: 598,391 km (0.093 R)
• M3: 1,106,875 km (0.112 R)
• M4: 1,775,278 km (0.068 R)
• M5: 2,254,590 km (0.1 R)
• M6: 3,359,519 km (0.101 R)
• M7: 5,710,151 km (0.077 R)
• M8: 6,736,243 km (0.065 R)
• M9: 7,810,654 km (0.118 R)
• M10: 8,538,298 km (0.026 R)
• M11: 10,905,685 km (0.106 R)
• M12: 11,861,914 km (0.107 R)
• M13: 13,374,498 km (0.112 R)
• M14: 14,685,125 km (0.099 R)
• M15: 15,793,945 km (0.116 R)
• M16: 16,194,867 km (0.104 R)
• M17: 18,745,660 km (0.084 R)
• M18: 23,057,370 km (0.112 R)
• M19: 24,401,357 km (0.083 R)
• M20: 25,404,112 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.6

Radius: 13.9

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.33 AU - 8.49 AU

Year: 6537 Days

Day: 11.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,753,630 km

• M1: 174,132 km (0.071 R)
• M2: 776,563 km (0.095 R)
• M3: 2,189,514 km (0.084 R)
• M4: 3,101,463 km (0.051 R)
• M5: 3,586,609 km (0.067 R)
• M6: 4,320,387 km (0.051 R)
• M7: 5,701,324 km (0.096 R)
• M8: 7,294,841 km (0.083 R)
• M9: 9,243,503 km (0.084 R)
• M10: 11,961,098 km (0.073 R)
• M11: 13,649,459 km (0.066 R)
• M12: 16,472,820 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.6

Radius: 9.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 11.81 AU - 12.37 AU

Year: 15129 Days

Day: 13.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,753,630 km

• M1: 124,914 km (0.104 R)
• M2: 1,061,995 km (0.064 R)
• M3: 1,843,943 km (0.057 R)
• M4: 2,430,068 km (0.051 R)
• M5: 3,357,575 km (0.066 R)
• M6: 9,250,235 km (0.101 R)
• M7: 9,973,241 km (0.077 R)
• M8: 25,110,900 km (0.077 R)
• M9: 32,192,863 km (0.112 R)
• M10: 33,969,787 km (0.054 R)
• M11: 34,332,861 km (0.025 R)
• M12: 42,850,515 km (0.052 R)
• M13: 44,418,899 km (0.109 R)
• M14: 47,669,661 km (0.067 R)
• M15: 50,444,851 km (0.032 R)
• M16: 51,552,473 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.5

Radius: 4.8

Gravity: 27.71 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 15.03 AU - 15.83 AU

Year: 21813 Days

Day: 22.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,753,630 km

• M1: 66,421 km (0.066 R)
• M2: 400,473 km (0.083 R)
• M3: 643,271 km (0.119 R)
• M4: 1,768,696 km (0.071 R)
• M5: 1,959,134 km (0.112 R)
• M6: 3,491,913 km (0.052 R)
• M7: 4,515,612 km (0.109 R)
• M8: 4,799,997 km (0.117 R)
• M9: 5,443,717 km (0.081 R)
• M10: 6,143,386 km (0.084 R)
• M11: 13,224,003 km (0.093 R)
• M12: 19,736,896 km (0.119 R)
• M13: 21,472,082 km (0.112 R)
• M14: 21,770,978 km (0.1 R)
• M15: 28,225,079 km (0.119 R)
• M16: 32,861,865 km (0.061 R)
• M17: 33,927,151 km (0.118 R)
• M18: 35,429,114 km (0.087 R)
• M19: 36,690,523 km (0.106 R)
• M20: 41,880,821 km (0.116 R)
• M21: 45,873,888 km (0.091 R)
• M22: 49,939,060 km (0.103 R)
• M23: 59,361,183 km (0.08 R)
• M24: 59,556,857 km (0.109 R)
• M25: 60,541,959 km (0.111 R)
• M26: 60,938,992 km (0.064 R)
• M27: 64,590,825 km (0.115 R)
• M28: 72,773,679 km (0.063 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 15,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit