🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.64 AU - 0.86 AU

Year: 230 Days

Day: 23.3 Hours

Environment

Temp: 156 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.35 AU - 1.87 AU

Year: 725 Days

Day: 39.8 Hours

Environment

Temp: -22 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,290,336 km

• M1: 251,474 km (0.113 R)
• M2: 683,363 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.61 AU - 2.95 AU

Year: 1644 Days

Day: 19.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,290,336 km

• M1: 40,391 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.61 AU - 4.35 AU

Year: 2817 Days

Day: 14.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.99 AU - 5.05 AU

Year: 3409 Days

Day: 32 Hours

Environment

Temp: -132 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 13.6

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.94 AU - 6.92 AU

Year: 5123 Days

Day: 13.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,290,336 km

• M1: 173,982 km (0.059 R)
• M2: 757,564 km (0.112 R)
• M3: 3,513,007 km (0.088 R)
• M4: 5,615,455 km (0.119 R)
• M5: 7,623,059 km (0.074 R)
• M6: 9,415,690 km (0.108 R)
• M7: 10,108,927 km (0.119 R)
• M8: 10,835,972 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.6

Radius: 8.5

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.25 AU - 8.63 AU

Year: 7199 Days

Day: 5.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,290,336 km

• M1: 107,112 km (0.101 R)
• M2: 444,006 km (0.102 R)
• M3: 853,755 km (0.087 R)
• M4: 1,247,197 km (0.039 R)
• M5: 1,703,471 km (0.089 R)
• M6: 2,087,788 km (0.065 R)
• M7: 2,639,804 km (0.066 R)
• M8: 3,094,133 km (0.099 R)
• M9: 3,599,774 km (0.118 R)
• M10: 4,420,318 km (0.119 R)
• M11: 4,692,137 km (0.064 R)
• M12: 6,462,030 km (0.091 R)
• M13: 7,251,158 km (0.083 R)
• M14: 9,459,373 km (0.118 R)
• M15: 11,010,104 km (0.07 R)
• M16: 11,359,714 km (0.101 R)
• M17: 12,239,649 km (0.075 R)
• M18: 12,506,831 km (0.081 R)
• M19: 12,887,557 km (0.116 R)
• M20: 15,336,475 km (0.099 R)
• M21: 15,647,339 km (0.115 R)
• M22: 17,331,961 km (0.102 R)
• M23: 17,669,304 km (0.066 R)
• M24: 19,205,823 km (0.025 R)
• M25: 22,622,788 km (0.11 R)
• M26: 24,686,042 km (0.117 R)
• M27: 25,285,481 km (0.12 R)
• M28: 26,692,150 km (0.094 R)
• M29: 27,323,752 km (0.077 R)
• M30: 28,150,430 km (0.096 R)
• M31: 29,469,135 km (0.102 R)
• M32: 31,523,862 km (0.061 R)
• M33: 35,265,454 km (0.113 R)
• M34: 35,916,504 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520

Radius: 3

Gravity: 57.78 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 16.2 AU - 20.78 AU

Year: 28206 Days

Day: 20.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,290,336 km

• M1: 37,399 km (0.084 R)
• M2: 135,386 km (0.115 R)
• M3: 276,756 km (0.089 R)
• M4: 422,165 km (0.115 R)
• M5: 645,216 km (0.098 R)
• M6: 1,140,983 km (0.116 R)
• M7: 1,624,633 km (0.117 R)
• M8: 2,143,438 km (0.108 R)
• M9: 2,464,475 km (0.104 R)
• M10: 3,973,918 km (0.095 R)
• M11: 4,385,611 km (0.078 R)
• M12: 5,055,510 km (0.04 R)
• M13: 5,414,695 km (0.106 R)
• M14: 5,876,653 km (0.107 R)
• M15: 6,139,347 km (0.041 R)
• M16: 6,641,248 km (0.107 R)
• M17: 6,782,767 km (0.117 R)
• M18: 10,813,532 km (0.036 R)
• M19: 12,447,889 km (0.11 R)
• M20: 13,398,434 km (0.069 R)
• M21: 15,774,497 km (0.114 R)
• M22: 15,942,196 km (0.119 R)
• M23: 16,624,961 km (0.09 R)
• M24: 18,048,534 km (0.095 R)
• M25: 19,263,419 km (0.097 R)
• M26: 19,359,012 km (0.088 R)
• M27: 19,744,825 km (0.062 R)
• M28: 21,135,486 km (0.047 R)
• M29: 22,167,861 km (0.119 R)
• M30: 32,604,258 km (0.086 R)
• M31: 34,966,109 km (0.04 R)
• M32: 38,188,297 km (0.067 R)
• M33: 39,407,370 km (0.106 R)
• M34: 45,215,358 km (0.106 R)
• M35: 49,567,609 km (0.115 R)
• M36: 51,017,212 km (0.108 R)
• M37: 59,700,770 km (0.102 R)
• M38: 68,647,022 km (0.05 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 16,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit