🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.45 AU - 0.69 AU

Year: 159 Days

Day: 26 Hours

Environment

Temp: 195 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.09 AU - 1.67 AU

Year: 598 Days

Day: 21.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.6

Radius: 12.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.63 AU - 9.49 AU

Year: 9240 Days

Day: 12.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,359,542 km

• M1: 165,306 km (0.085 R)
• M2: 717,920 km (0.117 R)
• M3: 1,114,803 km (0.104 R)
• M4: 1,552,676 km (0.045 R)
• M5: 2,548,250 km (0.07 R)
• M6: 3,984,988 km (0.099 R)
• M7: 5,459,425 km (0.048 R)
• M8: 6,083,846 km (0.055 R)
• M9: 6,488,508 km (0.028 R)
• M10: 9,070,867 km (0.098 R)
• M11: 9,748,844 km (0.092 R)
• M12: 11,151,474 km (0.103 R)
• M13: 11,873,134 km (0.088 R)
• M14: 12,684,703 km (0.029 R)
• M15: 15,682,345 km (0.083 R)
• M16: 19,045,455 km (0.12 R)
• M17: 23,936,258 km (0.05 R)
• M18: 29,188,789 km (0.116 R)
• M19: 31,751,998 km (0.102 R)
• M20: 35,635,260 km (0.088 R)
• M21: 38,684,962 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.7

Radius: 6.9

Gravity: 17.53 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 12.07 AU - 15.55 AU

Year: 18935 Days

Day: 21.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,359,542 km

• M1: 87,664 km (0.092 R)
• M2: 573,409 km (0.11 R)
• M3: 852,857 km (0.059 R)
• M4: 1,167,911 km (0.109 R)
• M5: 1,383,631 km (0.068 R)
• M6: 1,695,991 km (0.114 R)
• M7: 2,486,017 km (0.093 R)
• M8: 3,244,479 km (0.041 R)
• M9: 4,800,745 km (0.082 R)
• M10: 5,559,805 km (0.114 R)
• M11: 5,968,207 km (0.116 R)
• M12: 6,573,330 km (0.094 R)
• M13: 7,266,118 km (0.083 R)
• M14: 10,715,097 km (0.115 R)
• M15: 13,831,969 km (0.093 R)
• M16: 14,429,463 km (0.116 R)
• M17: 15,437,154 km (0.071 R)
• M18: 15,998,595 km (0.098 R)
• M19: 16,824,375 km (0.116 R)
• M20: 19,472,108 km (0.074 R)
• M21: 20,127,646 km (0.074 R)
• M22: 21,581,737 km (0.078 R)
• M23: 28,817,038 km (0.102 R)
• M24: 33,906,357 km (0.052 R)
• M25: 35,128,722 km (0.094 R)
• M26: 35,542,659 km (0.049 R)
• M27: 37,230,721 km (0.104 R)
• M28: 42,928,455 km (0.091 R)
• M29: 63,045,779 km (0.057 R)
• M30: 65,932,270 km (0.098 R)
• M31: 68,905,527 km (0.097 R)
• M32: 71,524,088 km (0.092 R)
• M33: 77,657,152 km (0.069 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 20,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit