🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.48 AU - 0.72 AU

Year: 166 Days

Day: 18.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.65 AU - 1.03 AU

Year: 276 Days

Day: 28.6 Hours

Environment

Temp: 179 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.23 AU - 1.59 AU

Year: 600 Days

Day: 41.6 Hours

Environment

Temp: 0 °C

Axial Tilt: 68.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,403,434 km

• M1: 38,147 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.43 AU - 2.23 AU

Year: 887 Days

Day: 15.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.75 AU - 5.37 AU

Year: 3488 Days

Day: 40.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.9

Radius: 12.3

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.75 AU - 13.25 AU

Year: 14888 Days

Day: 10.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,403,434 km

• M1: 153,039 km (0.076 R)
• M2: 562,638 km (0.073 R)
• M3: 1,084,435 km (0.055 R)
• M4: 4,315,151 km (0.049 R)
• M5: 4,880,481 km (0.118 R)
• M6: 5,959,082 km (0.068 R)
• M7: 6,365,838 km (0.088 R)
• M8: 7,465,083 km (0.077 R)
• M9: 9,265,045 km (0.097 R)
• M10: 11,711,868 km (0.077 R)
• M11: 12,287,670 km (0.114 R)
• M12: 14,272,086 km (0.069 R)
• M13: 16,069,354 km (0.091 R)
• M14: 18,097,154 km (0.086 R)
• M15: 18,694,348 km (0.089 R)
• M16: 20,108,647 km (0.106 R)
• M17: 20,842,125 km (0.109 R)
• M18: 21,309,469 km (0.114 R)
• M19: 21,975,478 km (0.065 R)
• M20: 23,549,996 km (0.058 R)
• M21: 26,158,983 km (0.089 R)
• M22: 28,839,627 km (0.049 R)
• M23: 31,575,623 km (0.063 R)
• M24: 35,266,202 km (0.093 R)
• M25: 47,080,694 km (0.083 R)
• M26: 48,373,668 km (0.071 R)
• M27: 52,912,617 km (0.055 R)
• M28: 55,195,930 km (0.093 R)
• M29: 59,770,483 km (0.111 R)
• M30: 63,999,914 km (0.106 R)
• M31: 64,591,723 km (0.108 R)
• M32: 67,401,620 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.9

Radius: 10.6

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 9.51 AU - 14.95 AU

Year: 15318 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,403,434 km

• M1: 132,993 km (0.038 R)
• M2: 573,558 km (0.036 R)
• M3: 1,007,093 km (0.111 R)
• M4: 1,489,845 km (0.113 R)
• M5: 2,303,658 km (0.118 R)
• M6: 2,674,660 km (0.077 R)
• M7: 3,108,494 km (0.098 R)
• M8: 3,900,764 km (0.112 R)
• M9: 5,468,550 km (0.083 R)
• M10: 6,171,361 km (0.061 R)
• M11: 6,659,798 km (0.101 R)
• M12: 7,337,476 km (0.088 R)
• M13: 8,016,501 km (0.092 R)
• M14: 9,256,967 km (0.084 R)
• M15: 10,621,000 km (0.078 R)
• M16: 15,175,657 km (0.12 R)
• M17: 15,789,158 km (0.107 R)
• M18: 16,704,397 km (0.115 R)
• M19: 26,497,373 km (0.114 R)
• M20: 26,890,367 km (0.09 R)
• M21: 27,889,980 km (0.092 R)
• M22: 29,645,960 km (0.112 R)
• M23: 34,414,392 km (0.105 R)
• M24: 34,765,049 km (0.109 R)
• M25: 36,312,041 km (0.046 R)
• M26: 37,163,701 km (0.072 R)
• M27: 39,542,756 km (0.1 R)
• M28: 43,913,109 km (0.07 R)
• M29: 44,463,778 km (0.112 R)
• M30: 46,855,699 km (0.118 R)
• M31: 48,741,978 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.3

Radius: 6.7

Gravity: 20.46 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.86 AU - 18.58 AU

Year: 21266 Days

Day: 23.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,403,434 km

• M1: 89,310 km (0.113 R)
• M2: 512,373 km (0.083 R)
• M3: 857,794 km (0.063 R)
• M4: 1,173,745 km (0.108 R)
• M5: 1,919,191 km (0.059 R)
• M6: 2,709,965 km (0.099 R)
• M7: 4,157,325 km (0.093 R)
• M8: 5,066,431 km (0.097 R)
• M9: 6,145,630 km (0.059 R)
• M10: 6,977,544 km (0.116 R)
• M11: 7,221,388 km (0.095 R)
• M12: 8,472,326 km (0.088 R)
• M13: 9,441,570 km (0.101 R)
• M14: 11,941,052 km (0.104 R)
• M15: 12,718,811 km (0.029 R)
• M16: 13,305,235 km (0.09 R)
• M17: 18,108,373 km (0.045 R)
• M18: 19,419,898 km (0.091 R)
• M19: 21,607,019 km (0.083 R)
• M20: 22,866,633 km (0.08 R)
• M21: 23,297,176 km (0.051 R)
• M22: 24,846,710 km (0.083 R)
• M23: 30,550,428 km (0.099 R)
• M24: 37,663,209 km (0.056 R)
• M25: 42,646,912 km (0.116 R)
• M26: 44,290,095 km (0.107 R)
• M27: 44,959,097 km (0.099 R)
• M28: 52,767,956 km (0.083 R)
• M29: 54,469,482 km (0.086 R)
• M30: 69,642,297 km (0.114 R)
• M31: 81,515,880 km (0.056 R)
• M32: 84,041,989 km (0.112 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 15,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit