🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.04 AU - 1.08 AU

Year: 385 Days

Day: 23.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.94 AU - 1.26 AU

Year: 407 Days

Day: 25.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.08 AU - 2.14 AU

Year: 1082 Days

Day: 19.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.8

Radius: 3.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 14.72 AU - 20.04 AU

Year: 25584 Days

Day: 22 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 38,158,965 km

• M1: 290,669 km (0.118 R)
• M2: 312,360 km (0.118 R)
• M3: 658,231 km (0.067 R)
• M4: 903,571 km (0.096 R)
• M5: 1,301,053 km (0.09 R)
• M6: 2,595,822 km (0.099 R)
• M7: 3,841,075 km (0.078 R)
• M8: 4,218,211 km (0.104 R)
• M9: 5,388,814 km (0.065 R)
• M10: 6,367,185 km (0.057 R)
• M11: 6,461,730 km (0.076 R)
• M12: 6,620,155 km (0.083 R)
• M13: 6,812,089 km (0.069 R)
• M14: 8,240,300 km (0.059 R)
• M15: 8,308,815 km (0.066 R)
• M16: 8,412,187 km (0.055 R)
• M17: 8,794,410 km (0.065 R)
• M18: 10,048,040 km (0.117 R)
• M19: 10,416,350 km (0.106 R)
• M20: 10,714,199 km (0.095 R)
• M21: 10,977,193 km (0.114 R)
• M22: 11,280,278 km (0.055 R)
• M23: 12,010,914 km (0.046 R)
• M24: 12,088,854 km (0.11 R)
• M25: 12,836,395 km (0.098 R)
• M26: 14,128,771 km (0.062 R)
• M27: 14,582,501 km (0.12 R)
• M28: 14,707,116 km (0.066 R)
• M29: 15,631,482 km (0.109 R)
• M30: 17,009,128 km (0.105 R)
• M31: 17,184,008 km (0.058 R)
• M32: 17,227,840 km (0.064 R)
• M33: 20,432,975 km (0.093 R)
• M34: 21,936,134 km (0.112 R)
• M35: 24,354,982 km (0.103 R)
• M36: 24,453,567 km (0.081 R)
• M37: 24,898,471 km (0.077 R)
• M38: 26,047,532 km (0.064 R)
• M39: 26,249,190 km (0.103 R)
• M40: 27,932,017 km (0.101 R)
• M41: 28,293,445 km (0.101 R)
• M42: 29,020,940 km (0.064 R)
• M43: 30,813,122 km (0.089 R)
• M44: 30,973,042 km (0.08 R)
• M45: 32,967,182 km (0.097 R)
• M46: 33,130,692 km (0.079 R)
• M47: 34,392,999 km (0.111 R)
• M48: 38,101,830 km (0.064 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 12,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit