🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.57 AU - 0.91 AU

Year: 244 Days

Day: 14.6 Hours

Environment

Temp: 145 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,689,946 km

• M1: 376,538 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.88 AU - 1.32 AU

Year: 442 Days

Day: 12.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 56,689,946 km

• M1: 792,270 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.49 AU - 4.55 AU

Year: 3086 Days

Day: 12.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.1

Radius: 10.3

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.45 AU - 10.13 AU

Year: 10842 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,689,946 km

• M1: 128,205 km (0.059 R)
• M2: 492,027 km (0.076 R)
• M3: 1,088,175 km (0.062 R)
• M4: 1,685,968 km (0.12 R)
• M5: 2,430,517 km (0.113 R)
• M6: 3,182,994 km (0.088 R)
• M7: 4,439,466 km (0.07 R)
• M8: 5,045,487 km (0.116 R)
• M9: 5,420,978 km (0.062 R)
• M10: 6,344,296 km (0.028 R)
• M11: 7,412,574 km (0.088 R)
• M12: 9,955,140 km (0.089 R)
• M13: 11,451,867 km (0.087 R)
• M14: 14,003,557 km (0.067 R)
• M15: 15,661,401 km (0.076 R)
• M16: 16,836,941 km (0.087 R)
• M17: 18,548,042 km (0.114 R)
• M18: 20,976,913 km (0.104 R)
• M19: 22,863,043 km (0.107 R)
• M20: 25,649,752 km (0.088 R)
• M21: 27,803,961 km (0.115 R)
• M22: 30,410,554 km (0.084 R)
• M23: 32,004,071 km (0.105 R)
• M24: 35,356,858 km (0.057 R)
• M25: 36,482,433 km (0.118 R)
• M26: 38,673,443 km (0.093 R)
• M27: 43,742,717 km (0.067 R)
• M28: 51,910,461 km (0.063 R)
• M29: 52,876,265 km (0.096 R)
• M30: 55,009,979 km (0.035 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 17,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit