🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.79 AU - 1.11 AU

Year: 327 Days

Day: 14.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.26 AU - 3.1 AU

Year: 1549 Days

Day: 22.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.5

Radius: 13.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.14 AU - 7.24 AU

Year: 6808 Days

Day: 11.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 36,422,330 km

• M1: 187,297 km (0.109 R)
• M2: 397,631 km (0.064 R)
• M3: 504,893 km (0.041 R)
• M4: 650,751 km (0.093 R)
• M5: 785,090 km (0.108 R)
• M6: 914,941 km (0.112 R)
• M7: 1,053,019 km (0.11 R)
• M8: 1,265,598 km (0.104 R)
• M9: 1,772,436 km (0.084 R)
• M10: 2,028,846 km (0.078 R)
• M11: 2,339,860 km (0.106 R)
• M12: 2,556,029 km (0.116 R)
• M13: 3,125,399 km (0.091 R)
• M14: 3,220,244 km (0.1 R)
• M15: 3,860,223 km (0.116 R)
• M16: 3,987,980 km (0.091 R)
• M17: 4,143,113 km (0.11 R)
• M18: 4,566,625 km (0.096 R)
• M19: 4,921,172 km (0.1 R)
• M20: 6,518,578 km (0.119 R)
• M21: 6,640,649 km (0.071 R)
• M22: 6,732,652 km (0.035 R)
• M23: 6,949,120 km (0.071 R)
• M24: 7,903,106 km (0.086 R)
• M25: 8,796,804 km (0.101 R)
• M26: 9,757,222 km (0.108 R)
• M27: 10,214,543 km (0.054 R)
• M28: 10,392,265 km (0.088 R)
• M29: 10,535,280 km (0.085 R)
• M30: 10,968,067 km (0.12 R)
• M31: 11,517,390 km (0.048 R)
• M32: 11,628,392 km (0.089 R)
• M33: 12,263,734 km (0.107 R)
• M34: 13,568,377 km (0.078 R)
• M35: 13,881,785 km (0.066 R)
• M36: 14,356,459 km (0.102 R)
• M37: 14,475,988 km (0.091 R)
• M38: 14,635,758 km (0.114 R)
• M39: 14,836,369 km (0.096 R)
• M40: 15,566,257 km (0.111 R)
• M41: 15,689,077 km (0.107 R)
• M42: 16,059,331 km (0.09 R)
• M43: 16,808,667 km (0.066 R)
• M44: 16,976,666 km (0.095 R)
• M45: 18,254,979 km (0.078 R)
• M46: 19,387,734 km (0.098 R)
• M47: 20,858,132 km (0.062 R)
• M48: 21,129,353 km (0.05 R)
• M49: 22,087,826 km (0.084 R)
• M50: 22,179,829 km (0.081 R)
• M51: 22,364,283 km (0.086 R)
• M52: 23,060,512 km (0.112 R)
• M53: 23,247,360 km (0.046 R)
• M54: 26,646,971 km (0.069 R)
• M55: 26,892,162 km (0.093 R)
• M56: 26,990,597 km (0.104 R)
• M57: 27,236,836 km (0.098 R)
• M58: 27,682,039 km (0.079 R)
• M59: 28,529,511 km (0.08 R)
• M60: 28,629,741 km (0.091 R)
• M61: 28,780,386 km (0.088 R)
• M62: 28,981,595 km (0.07 R)
• M63: 29,284,382 km (0.051 R)
• M64: 29,943,959 km (0.118 R)
• M65: 30,045,835 km (0.108 R)
• M66: 31,951,861 km (0.111 R)
• M67: 32,212,461 km (0.099 R)
• M68: 32,945,789 km (0.068 R)
• M69: 33,051,106 km (0.046 R)
• M70: 33,261,890 km (0.09 R)
• M71: 33,473,122 km (0.039 R)
• M72: 33,896,783 km (0.065 R)
• M73: 34,269,132 km (0.064 R)
• M74: 34,589,272 km (0.082 R)
• M75: 35,609,679 km (0.095 R)
• M76: 35,934,007 km (0.066 R)
• M77: 36,150,774 km (0.076 R)
• M78: 36,259,382 km (0.047 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 555 - 16,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit