🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.75 AU - 1.25 AU

Year: 350 Days

Day: 41.1 Hours

Environment

Temp: 154 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.21 AU - 1.43 AU

Year: 531 Days

Day: 32.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 96,779,496 km

• M1: 461,958 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.45 AU - 2.93 AU

Year: 1543 Days

Day: 17.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.8

Radius: 9.7

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 9.1 AU - 13.14 AU

Year: 12973 Days

Day: 10.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 96,779,496 km

• M1: 121,174 km (0.065 R)
• M2: 461,210 km (0.114 R)
• M3: 943,215 km (0.041 R)
• M4: 1,420,581 km (0.099 R)
• M5: 2,086,890 km (0.112 R)
• M6: 2,970,266 km (0.112 R)
• M7: 3,414,721 km (0.068 R)
• M8: 4,058,590 km (0.08 R)
• M9: 4,522,044 km (0.069 R)
• M10: 6,554,481 km (0.083 R)
• M11: 6,925,484 km (0.034 R)
• M12: 7,310,698 km (0.118 R)
• M13: 8,508,977 km (0.093 R)
• M14: 14,194,295 km (0.107 R)
• M15: 16,183,647 km (0.057 R)
• M16: 16,863,270 km (0.092 R)
• M17: 17,990,042 km (0.087 R)
• M18: 23,774,393 km (0.1 R)
• M19: 24,123,105 km (0.056 R)
• M20: 25,643,319 km (0.117 R)
• M21: 27,131,519 km (0.06 R)
• M22: 28,578,280 km (0.115 R)
• M23: 29,071,803 km (0.049 R)
• M24: 32,901,957 km (0.105 R)
• M25: 33,444,100 km (0.089 R)
• M26: 33,992,077 km (0.026 R)
• M27: 34,323,885 km (0.073 R)
• M28: 35,445,121 km (0.114 R)
• M29: 36,706,680 km (0.053 R)
• M30: 38,714,732 km (0.11 R)
• M31: 42,052,709 km (0.093 R)
• M32: 43,336,259 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.8

Radius: 6.1

Gravity: 17.17 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 18.97 AU - 19.67 AU

Year: 29709 Days

Day: 23.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 96,779,496 km

• M1: 76,295 km (0.108 R)
• M2: 510,278 km (0.116 R)
• M3: 1,162,824 km (0.115 R)
• M4: 1,396,047 km (0.103 R)
• M5: 1,586,785 km (0.048 R)
• M6: 5,054,014 km (0.106 R)
• M7: 7,764,429 km (0.043 R)
• M8: 11,663,248 km (0.105 R)
• M9: 13,909,909 km (0.115 R)
• M10: 14,636,356 km (0.112 R)
• M11: 16,429,586 km (0.066 R)
• M12: 21,278,801 km (0.1 R)
• M13: 24,836,687 km (0.085 R)
• M14: 27,002,565 km (0.103 R)
• M15: 29,160,664 km (0.077 R)
• M16: 51,088,421 km (0.078 R)
• M17: 55,971,445 km (0.034 R)
• M18: 67,561,839 km (0.106 R)
• M19: 81,167,765 km (0.071 R)
• M20: 93,623,284 km (0.098 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 15,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit