🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.45 AU - 0.59 AU

Year: 238 Days

Day: 40.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.3

Radius: 11.9

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.75 AU - 0.79 AU

Year: 430 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,865,235 km

• M1: 147,952 km (0.038 R)
• M2: 563,086 km (0.113 R)
• M3: 1,147,715 km (0.12 R)
• M4: 1,526,048 km (0.091 R)
• M5: 2,169,618 km (0.062 R)
• M6: 2,831,738 km (0.089 R)
• M7: 3,352,638 km (0.107 R)
• M8: 3,797,243 km (0.093 R)
• M9: 4,349,708 km (0.117 R)
• M10: 4,732,678 km (0.059 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.6

Radius: 5.4

Gravity: 19.09 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.25 AU - 9.15 AU

Year: 13585 Days

Day: 20.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,865,235 km

• M1: 68,366 km (0.101 R)
• M2: 824,733 km (0.101 R)
• M3: 1,110,166 km (0.104 R)
• M4: 1,546,692 km (0.073 R)
• M5: 2,457,145 km (0.118 R)
• M6: 2,731,807 km (0.103 R)
• M7: 3,074,087 km (0.064 R)
• M8: 3,843,917 km (0.044 R)
• M9: 4,640,227 km (0.026 R)
• M10: 5,366,225 km (0.084 R)
• M11: 5,939,933 km (0.105 R)
• M12: 7,251,009 km (0.069 R)
• M13: 8,179,264 km (0.101 R)
• M14: 9,085,079 km (0.097 R)
• M15: 9,742,262 km (0.093 R)
• M16: 10,055,969 km (0.07 R)
• M17: 10,430,562 km (0.1 R)
• M18: 13,190,343 km (0.094 R)
• M19: 14,098,103 km (0.064 R)
• M20: 14,839,959 km (0.09 R)
• M21: 15,965,085 km (0.064 R)
• M22: 18,147,269 km (0.107 R)
• M23: 21,736,870 km (0.074 R)
• M24: 24,027,363 km (0.092 R)
• M25: 25,971,836 km (0.097 R)
• M26: 27,705,077 km (0.028 R)
• M27: 29,405,406 km (0.106 R)
• M28: 30,949,107 km (0.104 R)
• M29: 35,656,353 km (0.087 R)
• M30: 38,438,275 km (0.106 R)
• M31: 42,183,608 km (0.069 R)
• M32: 49,617,275 km (0.028 R)
• M33: 50,389,948 km (0.119 R)
• M34: 51,642,681 km (0.066 R)
• M35: 53,884,704 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 12,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit