🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.77 AU - 1.01 AU

Year: 248 Days

Day: 36.9 Hours

Environment

Temp: 240 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.68 AU - 1.1 AU

Year: 248 Days

Day: 44.2 Hours

Environment

Temp: 291 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.71 AU - 10.57 AU

Year: 8160 Days

Day: 30.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.5

Radius: 10.5

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 14.28 AU - 14.9 AU

Year: 16456 Days

Day: 14.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,970,264 km

• M1: 145,858 km (0.11 R)
• M2: 502,948 km (0.107 R)
• M3: 1,160,131 km (0.118 R)
• M4: 1,537,268 km (0.102 R)
• M5: 1,739,225 km (0.084 R)
• M6: 2,086,591 km (0.095 R)
• M7: 2,998,091 km (0.119 R)
• M8: 3,210,969 km (0.057 R)
• M9: 4,248,729 km (0.072 R)
• M10: 5,532,129 km (0.08 R)
• M11: 6,054,076 km (0.114 R)
• M12: 6,811,041 km (0.118 R)
• M13: 15,942,196 km (0.077 R)
• M14: 17,391,650 km (0.069 R)
• M15: 21,293,013 km (0.111 R)
• M16: 26,499,019 km (0.109 R)
• M17: 28,434,366 km (0.12 R)
• M18: 33,691,535 km (0.099 R)
• M19: 36,199,244 km (0.09 R)
• M20: 38,033,613 km (0.081 R)
• M21: 41,573,697 km (0.031 R)
• M22: 42,193,930 km (0.031 R)
• M23: 42,998,168 km (0.09 R)
• M24: 43,900,542 km (0.089 R)
• M25: 46,851,510 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.4

Radius: 5.9

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 13.98 AU - 22.32 AU

Year: 22833 Days

Day: 15.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,970,264 km

• M1: 460,163 km (0.107 R)
• M2: 765,792 km (0.043 R)
• M3: 1,577,210 km (0.083 R)
• M4: 1,846,038 km (0.09 R)
• M5: 3,653,030 km (0.117 R)
• M6: 3,820,730 km (0.092 R)
• M7: 5,023,347 km (0.067 R)
• M8: 5,833,569 km (0.06 R)
• M9: 6,349,083 km (0.096 R)
• M10: 7,832,047 km (0.042 R)
• M11: 8,786,930 km (0.106 R)
• M12: 12,472,274 km (0.095 R)
• M13: 15,748,467 km (0.03 R)
• M14: 15,887,443 km (0.041 R)
• M15: 16,027,168 km (0.086 R)
• M16: 20,660,364 km (0.086 R)
• M17: 21,706,651 km (0.115 R)
• M18: 21,951,692 km (0.063 R)
• M19: 29,092,448 km (0.03 R)
• M20: 31,696,348 km (0.09 R)
• M21: 33,393,237 km (0.105 R)
• M22: 36,074,330 km (0.07 R)
• M23: 36,920,156 km (0.104 R)
• M24: 43,000,861 km (0.042 R)
• M25: 52,674,308 km (0.111 R)
• M26: 53,183,838 km (0.099 R)
• M27: 56,686,822 km (0.098 R)
• M28: 67,004,288 km (0.049 R)
• M29: 67,434,980 km (0.075 R)
• M30: 70,929,886 km (0.036 R)
• M31: 76,032,370 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 20.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.6

Radius: 4.1

Gravity: 12.77 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 18.4 AU - 23.38 AU

Year: 28194 Days

Day: 19 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 64,970,264 km

• M1: 316,848 km (0.109 R)
• M2: 576,849 km (0.106 R)
• M3: 1,081,593 km (0.106 R)
• M4: 1,692,251 km (0.074 R)
• M5: 2,444,130 km (0.113 R)
• M6: 2,621,852 km (0.077 R)
• M7: 3,051,946 km (0.116 R)
• M8: 3,337,528 km (0.03 R)
• M9: 4,305,576 km (0.075 R)
• M10: 4,575,600 km (0.095 R)
• M11: 5,032,173 km (0.052 R)
• M12: 6,090,129 km (0.037 R)
• M13: 6,740,282 km (0.083 R)
• M14: 8,699,864 km (0.081 R)
• M15: 9,874,656 km (0.116 R)
• M16: 9,975,934 km (0.107 R)
• M17: 11,721,891 km (0.061 R)
• M18: 12,964,451 km (0.102 R)
• M19: 13,080,539 km (0.11 R)
• M20: 13,373,002 km (0.117 R)
• M21: 13,549,977 km (0.115 R)
• M22: 15,070,789 km (0.097 R)
• M23: 15,701,793 km (0.059 R)
• M24: 15,957,904 km (0.025 R)
• M25: 16,086,708 km (0.039 R)
• M26: 16,672,683 km (0.068 R)
• M27: 19,617,666 km (0.055 R)
• M28: 25,410,096 km (0.088 R)
• M29: 26,891,863 km (0.105 R)
• M30: 28,415,517 km (0.093 R)
• M31: 31,498,879 km (0.105 R)
• M32: 38,441,716 km (0.101 R)
• M33: 43,596,260 km (0.097 R)
• M34: 45,531,458 km (0.119 R)
• M35: 46,404,960 km (0.109 R)
• M36: 47,953,747 km (0.119 R)
• M37: 50,324,425 km (0.038 R)
• M38: 51,127,466 km (0.096 R)
• M39: 52,285,653 km (0.052 R)
• M40: 53,104,103 km (0.1 R)
• M41: 53,928,836 km (0.071 R)
• M42: 55,958,430 km (0.085 R)
• M43: 57,780,382 km (0.116 R)
• M44: 61,385,691 km (0.11 R)
• M45: 61,764,922 km (0.119 R)
• M46: 63,293,363 km (0.044 R)

Kuiper Belt

Range: 37.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 10,989 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit