🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.46 AU - 2.06 AU

Year: 844 Days

Day: 16.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646

Radius: 7.8

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.41 AU - 17.31 AU

Year: 21771 Days

Day: 18.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,106,722 km

• M1: 97,089 km (0.082 R)
• M2: 512,373 km (0.116 R)
• M3: 948,151 km (0.054 R)
• M4: 2,378,756 km (0.095 R)
• M5: 2,829,195 km (0.049 R)
• M6: 3,307,310 km (0.113 R)
• M7: 3,595,435 km (0.047 R)
• M8: 4,289,121 km (0.044 R)
• M9: 5,374,752 km (0.103 R)
• M10: 7,046,359 km (0.108 R)
• M11: 7,331,343 km (0.078 R)
• M12: 9,149,555 km (0.093 R)
• M13: 9,431,847 km (0.098 R)
• M14: 10,619,654 km (0.106 R)
• M15: 12,240,995 km (0.069 R)
• M16: 13,361,184 km (0.057 R)
• M17: 15,563,564 km (0.097 R)
• M18: 16,211,323 km (0.109 R)
• M19: 22,156,641 km (0.063 R)
• M20: 24,784,328 km (0.1 R)
• M21: 31,282,560 km (0.109 R)
• M22: 33,499,900 km (0.088 R)
• M23: 34,036,508 km (0.073 R)
• M24: 35,126,926 km (0.09 R)
• M25: 36,099,911 km (0.079 R)
• M26: 41,852,248 km (0.055 R)
• M27: 59,524,694 km (0.092 R)
• M28: 67,924,614 km (0.081 R)
• M29: 68,568,483 km (0.12 R)
• M30: 73,415,604 km (0.038 R)
• M31: 77,781,468 km (0.082 R)

Planet 3 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.7

Radius: 7.3

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.05 AU - 19.31 AU

Year: 26885 Days

Day: 20.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,106,722 km

• M1: 113,844 km (0.096 R)
• M2: 574,605 km (0.099 R)
• M3: 2,687,526 km (0.091 R)
• M4: 3,009,760 km (0.09 R)
• M5: 8,072,750 km (0.065 R)
• M6: 19,339,414 km (0.102 R)
• M7: 19,588,345 km (0.075 R)
• M8: 20,092,490 km (0.104 R)
• M9: 21,324,728 km (0.117 R)
• M10: 23,867,592 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.9

Radius: 6.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 15.76 AU - 24.5 AU

Year: 32663 Days

Day: 19.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,106,722 km

• M1: 78,539 km (0.054 R)
• M2: 463,903 km (0.029 R)
• M3: 761,304 km (0.092 R)
• M4: 1,118,992 km (0.045 R)
• M5: 1,714,092 km (0.052 R)
• M6: 4,055,748 km (0.096 R)
• M7: 4,965,303 km (0.086 R)
• M8: 6,829,741 km (0.046 R)
• M9: 7,047,556 km (0.093 R)
• M10: 9,327,726 km (0.112 R)
• M11: 9,704,863 km (0.091 R)
• M12: 10,721,380 km (0.094 R)
• M13: 11,315,882 km (0.117 R)
• M14: 12,121,167 km (0.037 R)
• M15: 15,802,472 km (0.066 R)
• M16: 26,429,456 km (0.113 R)
• M17: 26,967,111 km (0.05 R)
• M18: 29,650,448 km (0.095 R)
• M19: 32,629,390 km (0.05 R)
• M20: 50,385,610 km (0.049 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 16,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit