🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.84 AU - 0.88 AU

Year: 296 Days

Day: 16.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,444,103 km

• M1: 590,164 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.84 AU - 3 AU

Year: 1850 Days

Day: 16.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.11 AU - 3.17 AU

Year: 2063 Days

Day: 22.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 58.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 14.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.65 AU - 12.69 AU

Year: 12028 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,444,103 km

• M1: 179,069 km (0.102 R)
• M2: 705,354 km (0.098 R)
• M3: 1,160,131 km (0.09 R)
• M4: 3,446,735 km (0.091 R)
• M5: 4,596,544 km (0.065 R)
• M6: 7,350,791 km (0.072 R)
• M7: 10,309,836 km (0.035 R)
• M8: 11,256,043 km (0.118 R)
• M9: 13,486,098 km (0.069 R)
• M10: 16,813,903 km (0.06 R)
• M11: 17,790,927 km (0.11 R)
• M12: 20,508,522 km (0.061 R)
• M13: 22,389,715 km (0.09 R)
• M14: 23,412,216 km (0.107 R)
• M15: 23,975,602 km (0.104 R)
• M16: 25,720,212 km (0.119 R)
• M17: 26,580,101 km (0.117 R)
• M18: 27,459,138 km (0.044 R)
• M19: 32,345,603 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.1

Radius: 6.2

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 12.94 AU - 19.26 AU

Year: 23958 Days

Day: 15.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,444,103 km

• M1: 77,342 km (0.112 R)
• M2: 368,908 km (0.074 R)
• M3: 911,500 km (0.097 R)
• M4: 1,174,044 km (0.099 R)
• M5: 2,669,125 km (0.056 R)
• M6: 3,211,866 km (0.112 R)
• M7: 3,733,364 km (0.095 R)
• M8: 4,479,858 km (0.062 R)
• M9: 5,557,710 km (0.099 R)
• M10: 7,218,247 km (0.12 R)
• M11: 12,973,726 km (0.114 R)
• M12: 13,329,918 km (0.067 R)
• M13: 16,090,298 km (0.079 R)
• M14: 16,835,595 km (0.089 R)
• M15: 21,008,179 km (0.077 R)
• M16: 21,797,906 km (0.035 R)
• M17: 28,125,447 km (0.116 R)
• M18: 33,006,077 km (0.081 R)
• M19: 34,072,561 km (0.108 R)
• M20: 35,993,846 km (0.076 R)
• M21: 38,422,418 km (0.105 R)
• M22: 42,188,993 km (0.089 R)
• M23: 56,826,696 km (0.092 R)
• M24: 58,164,101 km (0.118 R)
• M25: 59,132,149 km (0.112 R)
• M26: 60,505,457 km (0.056 R)
• M27: 68,978,830 km (0.084 R)
• M28: 74,970,225 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 14,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit