🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.47 AU - 0.73 AU

Year: 166 Days

Day: 35.5 Hours

Environment

Temp: 229 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.92 AU - 1 AU

Year: 337 Days

Day: 37.4 Hours

Environment

Temp: 128 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.93 AU - 1.35 AU

Year: 436 Days

Day: 27.7 Hours

Environment

Temp: 36 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.58 AU - 3.9 AU

Year: 2089 Days

Day: 31 Hours

Environment

Temp: -108 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,974,932 km

• M1: 687,701 km (0.095 R)

Asteroid Belt

Center: 8.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.1

Radius: 4.3

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.16 AU - 13.5 AU

Year: 16459 Days

Day: 21.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,974,932 km

• M1: 53,556 km (0.111 R)
• M2: 192,532 km (0.099 R)
• M3: 761,752 km (0.087 R)
• M4: 909,106 km (0.055 R)
• M5: 4,654,289 km (0.099 R)
• M6: 5,088,272 km (0.102 R)
• M7: 7,257,591 km (0.07 R)
• M8: 7,755,154 km (0.04 R)
• M9: 11,780,832 km (0.118 R)
• M10: 13,059,146 km (0.116 R)
• M11: 15,013,343 km (0.041 R)
• M12: 15,212,159 km (0.103 R)
• M13: 15,819,376 km (0.094 R)
• M14: 28,252,755 km (0.109 R)
• M15: 29,271,965 km (0.106 R)
• M16: 29,582,381 km (0.099 R)
• M17: 35,201,875 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.6

Radius: 4.1

Gravity: 30.79 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 15.04 AU - 19.1 AU

Year: 25259 Days

Day: 24.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,974,932 km

• M1: 51,013 km (0.093 R)
• M2: 190,887 km (0.052 R)
• M3: 530,773 km (0.083 R)
• M4: 2,392,519 km (0.088 R)
• M5: 2,752,750 km (0.09 R)
• M6: 2,932,866 km (0.109 R)
• M7: 3,175,813 km (0.078 R)
• M8: 3,640,913 km (0.088 R)
• M9: 4,149,995 km (0.101 R)
• M10: 5,114,452 km (0.094 R)
• M11: 6,046,447 km (0.09 R)
• M12: 7,182,044 km (0.12 R)
• M13: 9,630,064 km (0.114 R)
• M14: 14,569,187 km (0.086 R)
• M15: 21,464,153 km (0.11 R)
• M16: 25,834,355 km (0.053 R)
• M17: 30,381,682 km (0.118 R)
• M18: 30,761,960 km (0.103 R)
• M19: 33,377,978 km (0.08 R)
• M20: 42,581,239 km (0.113 R)
• M21: 46,322,233 km (0.06 R)
• M22: 47,333,065 km (0.098 R)
• M23: 50,808,224 km (0.088 R)
• M24: 50,986,395 km (0.108 R)
• M25: 57,678,656 km (0.031 R)
• M26: 69,214,297 km (0.109 R)
• M27: 80,974,934 km (0.104 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 12,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit