🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.65 AU - 0.73 AU

Year: 206 Days

Day: 46.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,771,282 km

• M1: 108,458 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.11 AU - 1.25 AU

Year: 461 Days

Day: 27.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.65 AU - 4.77 AU

Year: 3109 Days

Day: 44.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,771,282 km

• M1: 1,273,676 km (0.058 R)

Asteroid Belt

Center: 10.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 16.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.6

Radius: 7.7

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.46 AU - 19.4 AU

Year: 25070 Days

Day: 16.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,771,282 km

• M1: 96,491 km (0.083 R)
• M2: 366,964 km (0.094 R)
• M3: 607,816 km (0.103 R)
• M4: 1,160,431 km (0.069 R)
• M5: 2,031,240 km (0.109 R)
• M6: 2,929,426 km (0.105 R)
• M7: 3,255,100 km (0.095 R)
• M8: 3,803,376 km (0.067 R)
• M9: 5,153,946 km (0.097 R)
• M10: 5,937,539 km (0.105 R)
• M11: 6,841,111 km (0.118 R)
• M12: 7,416,464 km (0.086 R)
• M13: 8,265,731 km (0.059 R)
• M14: 9,713,539 km (0.055 R)
• M15: 10,612,922 km (0.084 R)
• M16: 12,447,141 km (0.116 R)
• M17: 12,903,714 km (0.1 R)
• M18: 13,169,549 km (0.105 R)
• M19: 17,287,380 km (0.082 R)
• M20: 24,043,669 km (0.113 R)
• M21: 30,455,284 km (0.071 R)
• M22: 31,524,011 km (0.1 R)
• M23: 32,006,764 km (0.086 R)
• M24: 35,008,295 km (0.08 R)
• M25: 37,244,484 km (0.102 R)
• M26: 42,584,081 km (0.106 R)
• M27: 43,919,392 km (0.073 R)
• M28: 45,129,788 km (0.097 R)
• M29: 45,897,375 km (0.12 R)
• M30: 49,866,505 km (0.083 R)
• M31: 53,372,481 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.9

Radius: 6

Gravity: 16.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 15.2 AU - 21 AU

Year: 27713 Days

Day: 24.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,771,282 km

• M1: 76,744 km (0.111 R)
• M2: 421,716 km (0.1 R)
• M3: 729,589 km (0.064 R)
• M4: 1,238,670 km (0.101 R)
• M5: 1,781,860 km (0.087 R)
• M6: 6,166,574 km (0.082 R)
• M7: 7,356,475 km (0.032 R)
• M8: 9,687,509 km (0.108 R)
• M9: 13,277,709 km (0.047 R)
• M10: 14,356,160 km (0.081 R)
• M11: 18,590,228 km (0.045 R)
• M12: 23,698,397 km (0.092 R)
• M13: 28,030,003 km (0.077 R)
• M14: 34,256,117 km (0.064 R)
• M15: 43,630,219 km (0.086 R)
• M16: 50,992,080 km (0.07 R)
• M17: 56,137,349 km (0.107 R)
• M18: 68,787,794 km (0.078 R)
• M19: 81,685,374 km (0.086 R)
• M20: 87,107,250 km (0.049 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 15,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit