🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.51 AU - 0.85 AU

Year: 197 Days

Day: 31 Hours

Environment

Temp: 213 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,164,485 km

• M1: 206,744 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.93 AU - 1.41 AU

Year: 445 Days

Day: 37.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 142.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.77 AU - 2.39 AU

Year: 1054 Days

Day: 33.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,164,485 km

• M1: 35,305 km (0.106 R)
• M2: 1,582,147 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.85 AU - 2.49 AU

Year: 1123 Days

Day: 15.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.8

Radius: 10.2

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 9.56 AU - 14.58 AU

Year: 14738 Days

Day: 9 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,164,485 km

• M1: 126,859 km (0.119 R)
• M2: 515,215 km (0.106 R)
• M3: 1,342,192 km (0.074 R)
• M4: 3,280,532 km (0.039 R)
• M5: 3,695,666 km (0.117 R)
• M6: 4,602,378 km (0.08 R)
• M7: 17,904,322 km (0.108 R)
• M8: 21,455,476 km (0.112 R)
• M9: 22,823,698 km (0.119 R)
• M10: 29,395,682 km (0.047 R)
• M11: 36,766,070 km (0.064 R)
• M12: 39,725,415 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373

Radius: 5.9

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 11.54 AU - 18.54 AU

Year: 20500 Days

Day: 20.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,164,485 km

• M1: 113,545 km (0.096 R)
• M2: 405,709 km (0.075 R)
• M3: 666,010 km (0.081 R)
• M4: 2,361,402 km (0.087 R)
• M5: 2,732,256 km (0.059 R)
• M6: 3,243,282 km (0.071 R)
• M7: 4,202,803 km (0.029 R)
• M8: 7,405,394 km (0.108 R)
• M9: 9,572,917 km (0.115 R)
• M10: 11,392,327 km (0.107 R)
• M11: 12,256,254 km (0.061 R)
• M12: 13,363,129 km (0.1 R)
• M13: 16,924,306 km (0.061 R)
• M14: 18,710,954 km (0.071 R)
• M15: 20,441,053 km (0.107 R)
• M16: 21,621,081 km (0.113 R)
• M17: 22,559,060 km (0.09 R)
• M18: 26,266,394 km (0.086 R)
• M19: 31,416,600 km (0.107 R)
• M20: 31,774,139 km (0.118 R)
• M21: 36,936,013 km (0.066 R)
• M22: 43,657,147 km (0.097 R)
• M23: 44,700,741 km (0.076 R)
• M24: 51,149,307 km (0.112 R)
• M25: 52,475,791 km (0.086 R)
• M26: 52,811,040 km (0.053 R)
• M27: 53,825,164 km (0.102 R)
• M28: 56,769,101 km (0.116 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 18,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit