🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.69 AU - 1.07 AU

Year: 302 Days

Day: 33.6 Hours

Environment

Temp: 84 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.46 AU - 1.64 AU

Year: 705 Days

Day: 20.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,660,950 km

• M1: 47,722 km (0.058 R)
• M2: 300,692 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.64 AU - 1.82 AU

Year: 831 Days

Day: 44.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 153.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.5

Radius: 10.6

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.8 AU - 10.96 AU

Year: 9665 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 105,660,950 km

• M1: 138,976 km (0.055 R)
• M2: 1,727,407 km (0.118 R)
• M3: 4,675,681 km (0.038 R)
• M4: 6,644,240 km (0.096 R)
• M5: 7,812,150 km (0.069 R)
• M6: 8,603,074 km (0.086 R)
• M7: 11,572,592 km (0.096 R)
• M8: 12,600,030 km (0.048 R)
• M9: 15,099,362 km (0.105 R)
• M10: 20,891,791 km (0.077 R)
• M11: 24,922,257 km (0.051 R)
• M12: 27,217,986 km (0.074 R)
• M13: 29,755,764 km (0.062 R)
• M14: 37,571,505 km (0.114 R)
• M15: 42,410,548 km (0.115 R)
• M16: 45,950,931 km (0.053 R)
• M17: 46,653,592 km (0.072 R)
• M18: 47,792,929 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.1

Radius: 14.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.45 AU - 14.15 AU

Year: 14805 Days

Day: 10.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 105,660,950 km

• M1: 175,777 km (0.069 R)
• M2: 646,263 km (0.038 R)
• M3: 2,015,831 km (0.045 R)
• M4: 3,697,760 km (0.025 R)
• M5: 4,714,876 km (0.117 R)
• M6: 6,179,738 km (0.045 R)
• M7: 6,815,081 km (0.097 R)
• M8: 8,854,848 km (0.075 R)
• M9: 9,479,867 km (0.106 R)
• M10: 11,429,427 km (0.037 R)
• M11: 11,956,161 km (0.112 R)
• M12: 12,945,003 km (0.059 R)
• M13: 14,960,834 km (0.051 R)
• M14: 17,800,501 km (0.049 R)
• M15: 18,581,103 km (0.116 R)
• M16: 21,296,304 km (0.112 R)
• M17: 24,525,673 km (0.106 R)
• M18: 27,784,364 km (0.118 R)
• M19: 28,931,929 km (0.064 R)
• M20: 35,927,724 km (0.111 R)
• M21: 37,404,554 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.6

Radius: 3

Gravity: 78.84 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 15.53 AU - 19.37 AU

Year: 26625 Days

Day: 23.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 105,660,950 km

• M1: 37,399 km (0.111 R)
• M2: 154,684 km (0.117 R)
• M3: 256,411 km (0.107 R)
• M4: 448,046 km (0.048 R)
• M5: 589,565 km (0.108 R)
• M6: 749,336 km (0.074 R)
• M7: 1,340,846 km (0.071 R)
• M8: 2,627,986 km (0.088 R)
• M9: 3,117,620 km (0.111 R)
• M10: 4,133,838 km (0.038 R)
• M11: 4,239,155 km (0.065 R)
• M12: 6,986,520 km (0.115 R)
• M13: 9,043,191 km (0.065 R)
• M14: 16,044,521 km (0.103 R)
• M15: 17,742,158 km (0.06 R)
• M16: 17,927,510 km (0.112 R)
• M17: 20,153,376 km (0.084 R)
• M18: 20,355,184 km (0.091 R)
• M19: 22,883,388 km (0.113 R)
• M20: 32,809,356 km (0.091 R)
• M21: 34,365,174 km (0.066 R)
• M22: 35,380,495 km (0.074 R)
• M23: 36,266,413 km (0.054 R)
• M24: 38,545,986 km (0.111 R)
• M25: 51,951,900 km (0.117 R)
• M26: 52,712,455 km (0.115 R)
• M27: 61,787,511 km (0.09 R)
• M28: 63,502,800 km (0.077 R)
• M29: 64,590,676 km (0.055 R)
• M30: 74,464,734 km (0.072 R)
• M31: 79,381,417 km (0.06 R)
• M32: 79,632,742 km (0.112 R)
• M33: 82,948,728 km (0.084 R)
• M34: 84,509,782 km (0.091 R)
• M35: 87,690,532 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.3

Radius: 3

Gravity: 88.26 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 16.68 AU - 21.44 AU

Year: 30393 Days

Day: 23.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 105,660,950 km

• M1: 38,447 km (0.086 R)
• M2: 202,107 km (0.111 R)
• M3: 339,737 km (0.115 R)
• M4: 547,079 km (0.114 R)
• M5: 882,328 km (0.063 R)
• M6: 1,768,097 km (0.088 R)
• M7: 2,482,427 km (0.091 R)
• M8: 2,832,486 km (0.101 R)
• M9: 3,867,703 km (0.085 R)
• M10: 6,206,965 km (0.117 R)
• M11: 7,263,874 km (0.081 R)
• M12: 7,918,814 km (0.029 R)
• M13: 8,671,740 km (0.091 R)
• M14: 12,236,956 km (0.08 R)
• M15: 13,802,648 km (0.043 R)
• M16: 14,464,469 km (0.102 R)
• M17: 17,229,785 km (0.11 R)
• M18: 17,324,481 km (0.118 R)
• M19: 17,996,624 km (0.114 R)
• M20: 18,785,902 km (0.106 R)
• M21: 19,495,295 km (0.076 R)
• M22: 30,959,130 km (0.111 R)
• M23: 33,102,418 km (0.112 R)
• M24: 39,955,946 km (0.096 R)
• M25: 42,148,153 km (0.08 R)
• M26: 43,888,126 km (0.11 R)
• M27: 45,856,684 km (0.099 R)
• M28: 53,309,500 km (0.119 R)
• M29: 62,864,765 km (0.082 R)
• M30: 63,314,008 km (0.1 R)
• M31: 70,554,545 km (0.104 R)
• M32: 75,001,790 km (0.109 R)
• M33: 80,951,447 km (0.096 R)
• M34: 84,176,927 km (0.09 R)
• M35: 89,173,944 km (0.117 R)
• M36: 92,903,569 km (0.036 R)
• M37: 94,954,107 km (0.064 R)
• M38: 95,545,467 km (0.1 R)
• M39: 96,437,220 km (0.103 R)
• M40: 98,842,006 km (0.107 R)
• M41: 103,771,106 km (0.11 R)
• M42: 105,660,976 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 13,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit