🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.43 AU - 0.65 AU

Year: 147 Days

Day: 17.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.3 AU - 1.42 AU

Year: 588 Days

Day: 17 Hours

Environment

Temp: -33 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,060,422 km

• M1: 109,805 km (0.064 R)
• M2: 1,012,628 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.57 AU - 2.75 AU

Year: 1609 Days

Day: 44.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.88 AU - 3.36 AU

Year: 2044 Days

Day: 35.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 176.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.2

Radius: 14.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.08 AU - 6.38 AU

Year: 4436 Days

Day: 9.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 95,060,422 km

• M1: 184,305 km (0.069 R)
• M2: 691,890 km (0.026 R)
• M3: 1,278,015 km (0.089 R)
• M4: 2,115,463 km (0.108 R)
• M5: 2,958,298 km (0.11 R)
• M6: 3,827,162 km (0.11 R)
• M7: 4,597,891 km (0.098 R)
• M8: 7,947,985 km (0.09 R)
• M9: 9,093,157 km (0.106 R)
• M10: 12,575,646 km (0.051 R)
• M11: 13,630,610 km (0.102 R)
• M12: 18,447,811 km (0.098 R)
• M13: 18,996,985 km (0.106 R)
• M14: 20,775,554 km (0.097 R)
• M15: 21,436,926 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.4

Radius: 14.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.21 AU - 5.65 AU

Year: 4692 Days

Day: 11.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 95,060,422 km

• M1: 175,329 km (0.067 R)
• M2: 617,540 km (0.111 R)
• M3: 1,717,533 km (0.077 R)
• M4: 2,232,599 km (0.108 R)
• M5: 2,779,080 km (0.106 R)
• M6: 4,098,682 km (0.066 R)
• M7: 5,654,500 km (0.088 R)
• M8: 6,714,252 km (0.1 R)
• M9: 8,942,662 km (0.1 R)
• M10: 15,267,510 km (0.038 R)
• M11: 17,630,558 km (0.08 R)
• M12: 19,066,398 km (0.095 R)
• M13: 20,578,833 km (0.116 R)
• M14: 22,244,007 km (0.112 R)
• M15: 24,948,287 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.9

Radius: 12

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.39 AU - 12.41 AU

Year: 12438 Days

Day: 6.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,060,422 km

• M1: 150,795 km (0.105 R)
• M2: 1,235,978 km (0.091 R)
• M3: 2,140,895 km (0.051 R)
• M4: 2,540,621 km (0.082 R)
• M5: 3,421,602 km (0.06 R)
• M6: 4,025,828 km (0.092 R)
• M7: 4,553,759 km (0.085 R)
• M8: 4,941,367 km (0.11 R)
• M9: 5,647,918 km (0.082 R)
• M10: 6,025,802 km (0.094 R)
• M11: 6,457,392 km (0.097 R)
• M12: 10,589,734 km (0.11 R)
• M13: 11,220,139 km (0.104 R)
• M14: 11,654,273 km (0.107 R)
• M15: 12,556,198 km (0.082 R)
• M16: 14,691,109 km (0.043 R)
• M17: 15,946,235 km (0.099 R)
• M18: 17,924,667 km (0.073 R)
• M19: 24,927,493 km (0.099 R)
• M20: 26,423,173 km (0.064 R)
• M21: 34,466,601 km (0.114 R)
• M22: 35,501,819 km (0.077 R)
• M23: 40,863,406 km (0.039 R)
• M24: 41,247,424 km (0.117 R)
• M25: 46,323,579 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.9

Radius: 7.2

Gravity: 17.96 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 13.43 AU - 18.77 AU

Year: 23958 Days

Day: 23.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 95,060,422 km

• M1: 89,609 km (0.119 R)
• M2: 436,377 km (0.107 R)
• M3: 1,073,514 km (0.106 R)
• M4: 1,778,120 km (0.108 R)
• M5: 2,086,292 km (0.116 R)
• M6: 4,978,468 km (0.083 R)
• M7: 7,483,484 km (0.056 R)
• M8: 7,746,178 km (0.084 R)
• M9: 9,213,583 km (0.093 R)
• M10: 10,461,828 km (0.091 R)
• M11: 11,889,889 km (0.094 R)
• M12: 12,911,194 km (0.057 R)
• M13: 13,443,164 km (0.115 R)
• M14: 14,796,127 km (0.12 R)
• M15: 16,767,977 km (0.094 R)
• M16: 20,500,892 km (0.057 R)
• M17: 20,912,436 km (0.09 R)
• M18: 23,275,783 km (0.064 R)
• M19: 24,177,559 km (0.082 R)
• M20: 37,339,329 km (0.108 R)
• M21: 39,676,497 km (0.119 R)
• M22: 43,616,007 km (0.06 R)
• M23: 44,640,154 km (0.055 R)
• M24: 45,855,039 km (0.114 R)
• M25: 46,913,892 km (0.09 R)
• M26: 49,816,989 km (0.111 R)
• M27: 50,187,991 km (0.072 R)
• M28: 51,312,369 km (0.096 R)
• M29: 54,392,589 km (0.091 R)
• M30: 54,786,181 km (0.097 R)
• M31: 57,187,077 km (0.052 R)
• M32: 59,866,375 km (0.087 R)
• M33: 60,285,848 km (0.047 R)
• M34: 63,060,439 km (0.046 R)
• M35: 63,930,949 km (0.084 R)
• M36: 65,251,749 km (0.095 R)
• M37: 67,493,473 km (0.049 R)
• M38: 69,323,354 km (0.079 R)
• M39: 70,483,635 km (0.039 R)
• M40: 79,728,484 km (0.053 R)
• M41: 81,002,011 km (0.105 R)
• M42: 85,168,312 km (0.086 R)
• M43: 91,682,401 km (0.082 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 16,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit