🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.66 AU - 0.68 AU

Year: 191 Days

Day: 37.5 Hours

Environment

Temp: 151 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.59 AU - 2.27 AU

Year: 934 Days

Day: 13.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,898,300 km

• M1: 93,947 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.07 AU - 2.31 AU

Year: 1129 Days

Day: 46.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14.9

Radius: 7.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.97 AU - 20.33 AU

Year: 26928 Days

Day: 20.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 25,898,300 km

• M1: 876,494 km (0.107 R)
• M2: 1,077,105 km (0.109 R)
• M3: 1,142,778 km (0.103 R)
• M4: 1,702,125 km (0.096 R)
• M5: 2,150,021 km (0.09 R)
• M6: 2,562,312 km (0.078 R)
• M7: 2,651,173 km (0.067 R)
• M8: 3,092,786 km (0.105 R)
• M9: 3,206,780 km (0.052 R)
• M10: 3,537,391 km (0.031 R)
• M11: 3,736,955 km (0.088 R)
• M12: 3,940,258 km (0.1 R)
• M13: 4,022,687 km (0.086 R)
• M14: 4,252,020 km (0.114 R)
• M15: 5,531,381 km (0.051 R)
• M16: 5,856,906 km (0.113 R)
• M17: 6,140,843 km (0.079 R)
• M18: 6,453,652 km (0.091 R)
• M19: 6,648,728 km (0.111 R)
• M20: 6,969,914 km (0.032 R)
• M21: 7,044,713 km (0.108 R)
• M22: 7,296,187 km (0.1 R)
• M23: 8,068,112 km (0.085 R)
• M24: 8,225,489 km (0.087 R)
• M25: 9,082,685 km (0.029 R)
• M26: 9,301,397 km (0.116 R)
• M27: 9,855,807 km (0.073 R)
• M28: 10,221,873 km (0.045 R)
• M29: 11,434,962 km (0.093 R)
• M30: 11,552,845 km (0.087 R)
• M31: 13,462,312 km (0.041 R)
• M32: 13,962,717 km (0.084 R)
• M33: 14,342,097 km (0.112 R)
• M34: 14,949,614 km (0.1 R)
• M35: 15,794,394 km (0.041 R)
• M36: 16,288,964 km (0.072 R)
• M37: 16,554,650 km (0.066 R)
• M38: 18,042,102 km (0.111 R)
• M39: 21,323,680 km (0.099 R)
• M40: 21,396,385 km (0.089 R)
• M41: 21,723,855 km (0.046 R)
• M42: 22,163,224 km (0.085 R)
• M43: 23,573,932 km (0.091 R)
• M44: 23,686,429 km (0.08 R)
• M45: 24,517,595 km (0.081 R)
• M46: 25,281,591 km (0.102 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 13,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit