🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.81 AU - 0.95 AU

Year: 302 Days

Day: 14.3 Hours

Environment

Temp: 117 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.78 AU - 4.28 AU

Year: 2955 Days

Day: 24.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.43 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.9

Radius: 4.3

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 14.07 AU - 15.59 AU

Year: 20859 Days

Day: 22.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,819,275 km

• M1: 53,556 km (0.082 R)
• M2: 237,561 km (0.119 R)
• M3: 639,082 km (0.08 R)
• M4: 1,645,277 km (0.091 R)
• M5: 2,074,324 km (0.089 R)
• M6: 2,830,392 km (0.09 R)
• M7: 3,033,546 km (0.106 R)
• M8: 3,368,794 km (0.115 R)
• M9: 3,597,081 km (0.088 R)
• M10: 4,112,894 km (0.095 R)
• M11: 4,584,277 km (0.034 R)
• M12: 4,928,651 km (0.085 R)
• M13: 5,494,431 km (0.116 R)
• M14: 8,059,884 km (0.078 R)
• M15: 8,514,662 km (0.067 R)
• M16: 12,848,512 km (0.103 R)
• M17: 13,468,595 km (0.115 R)
• M18: 14,969,960 km (0.081 R)
• M19: 19,890,832 km (0.107 R)
• M20: 22,005,548 km (0.111 R)
• M21: 23,343,701 km (0.047 R)
• M22: 24,735,260 km (0.108 R)
• M23: 26,082,987 km (0.059 R)
• M24: 28,402,053 km (0.089 R)
• M25: 29,345,866 km (0.047 R)
• M26: 32,870,542 km (0.102 R)
• M27: 37,285,773 km (0.104 R)
• M28: 39,054,469 km (0.118 R)
• M29: 43,305,442 km (0.064 R)
• M30: 44,274,836 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.1

Radius: 4.9

Gravity: 15.54 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 12.58 AU - 19.36 AU

Year: 23310 Days

Day: 25 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,819,275 km

• M1: 60,886 km (0.111 R)
• M2: 222,751 km (0.104 R)
• M3: 555,307 km (0.118 R)
• M4: 1,414,298 km (0.11 R)
• M5: 1,652,608 km (0.111 R)
• M6: 1,992,644 km (0.114 R)
• M7: 2,230,504 km (0.084 R)
• M8: 3,349,796 km (0.102 R)
• M9: 3,515,550 km (0.082 R)
• M10: 4,628,558 km (0.09 R)
• M11: 4,939,871 km (0.085 R)
• M12: 5,604,385 km (0.044 R)
• M13: 6,202,029 km (0.11 R)
• M14: 7,018,982 km (0.114 R)
• M15: 7,476,602 km (0.107 R)
• M16: 8,655,733 km (0.103 R)
• M17: 9,452,641 km (0.061 R)
• M18: 18,340,250 km (0.055 R)
• M19: 20,648,396 km (0.102 R)
• M20: 24,051,598 km (0.086 R)
• M21: 25,299,543 km (0.108 R)
• M22: 27,923,490 km (0.107 R)
• M23: 29,417,823 km (0.115 R)
• M24: 32,315,234 km (0.078 R)
• M25: 33,321,879 km (0.09 R)
• M26: 34,219,615 km (0.042 R)
• M27: 34,479,018 km (0.095 R)
• M28: 36,331,937 km (0.039 R)
• M29: 37,009,466 km (0.101 R)
• M30: 43,338,952 km (0.118 R)
• M31: 45,651,436 km (0.105 R)
• M32: 48,533,439 km (0.052 R)
• M33: 55,011,176 km (0.058 R)
• M34: 55,545,839 km (0.076 R)
• M35: 57,170,472 km (0.1 R)
• M36: 63,986,600 km (0.082 R)
• M37: 67,385,463 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 15,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit