🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.38 AU - 0.62 AU

Year: 161 Days

Day: 34.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 30,706,370 km

• M1: 127,009 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.52 AU - 0.68 AU

Year: 212 Days

Day: 34.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.56 AU - 0.86 AU

Year: 273 Days

Day: 26.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.69 AU - 0.83 AU

Year: 302 Days

Day: 35.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,706,370 km

• M1: 159,771 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.7 AU - 1.1 AU

Year: 390 Days

Day: 29.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.65 AU - 1.99 AU

Year: 1121 Days

Day: 30.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,706,370 km

• M1: 1,216,530 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.1

Radius: 12.1

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.3 AU - 3.4 AU

Year: 2197 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,706,370 km

• M1: 150,645 km (0.102 R)
• M2: 628,311 km (0.109 R)
• M3: 1,258,567 km (0.118 R)
• M4: 1,676,095 km (0.095 R)
• M5: 2,440,988 km (0.082 R)
• M6: 3,294,295 km (0.077 R)
• M7: 3,844,964 km (0.069 R)
• M8: 4,496,613 km (0.117 R)
• M9: 4,956,776 km (0.114 R)
• M10: 5,923,028 km (0.087 R)
• M11: 6,373,916 km (0.118 R)
• M12: 7,148,833 km (0.081 R)
• M13: 7,836,684 km (0.091 R)
• M14: 8,918,427 km (0.114 R)
• M15: 10,097,258 km (0.032 R)
• M16: 11,150,576 km (0.119 R)
• M17: 11,568,703 km (0.096 R)
• M18: 15,024,413 km (0.105 R)
• M19: 16,105,408 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.5

Radius: 9.6

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.87 AU - 2.91 AU

Year: 2243 Days

Day: 13.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,706,370 km

• M1: 123,119 km (0.104 R)
• M2: 442,660 km (0.099 R)
• M3: 746,194 km (0.076 R)
• M4: 1,376,300 km (0.093 R)
• M5: 2,016,729 km (0.115 R)
• M6: 3,154,720 km (0.108 R)
• M7: 4,021,789 km (0.092 R)
• M8: 4,414,484 km (0.111 R)
• M9: 5,546,939 km (0.054 R)
• M10: 6,439,590 km (0.113 R)
• M11: 6,949,569 km (0.042 R)
• M12: 7,671,080 km (0.052 R)
• M13: 8,949,094 km (0.075 R)
• M14: 10,788,400 km (0.098 R)
• M15: 11,184,535 km (0.066 R)
• M16: 11,590,245 km (0.109 R)
• M17: 12,560,985 km (0.063 R)
• M18: 14,808,244 km (0.108 R)
• M19: 15,798,283 km (0.064 R)
• M20: 17,257,461 km (0.118 R)
• M21: 18,241,815 km (0.049 R)
• M22: 19,436,952 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.9

Radius: 12.7

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.42 AU - 9.42 AU

Year: 10176 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,706,370 km

• M1: 220,507 km (0.073 R)
• M2: 732,880 km (0.099 R)
• M3: 1,547,889 km (0.116 R)
• M4: 1,956,142 km (0.087 R)
• M5: 3,229,369 km (0.068 R)
• M6: 4,354,944 km (0.096 R)
• M7: 5,048,779 km (0.102 R)
• M8: 5,465,409 km (0.083 R)
• M9: 6,789,499 km (0.118 R)
• M10: 7,869,446 km (0.11 R)
• M11: 8,508,678 km (0.039 R)
• M12: 10,280,964 km (0.055 R)
• M13: 12,238,153 km (0.045 R)
• M14: 13,252,875 km (0.108 R)
• M15: 16,878,380 km (0.104 R)
• M16: 17,878,890 km (0.041 R)
• M17: 19,656,263 km (0.1 R)
• M18: 21,118,133 km (0.05 R)
• M19: 21,912,199 km (0.09 R)
• M20: 22,353,662 km (0.103 R)
• M21: 22,876,058 km (0.095 R)
• M22: 24,101,115 km (0.078 R)
• M23: 26,598,352 km (0.078 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 10,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit