🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.56 AU - 0.68 AU

Year: 185 Days

Day: 24.8 Hours

Environment

Temp: 209 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,349,746 km

• M1: 21,841 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.64 AU - 0.76 AU

Year: 222 Days

Day: 27.7 Hours

Environment

Temp: 116 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,349,746 km

• M1: 103,522 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.15 AU - 2.43 AU

Year: 1313 Days

Day: 13.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.75 AU - 4.19 AU

Year: 2448 Days

Day: 41 Hours

Environment

Temp: -126 °C

Axial Tilt: 104.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.3

Radius: 3.3

Gravity: 60.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 11.8 AU - 13.1 AU

Year: 16638 Days

Day: 17.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 66,349,746 km

• M1: 41,588 km (0.04 R)
• M2: 186,698 km (0.046 R)
• M3: 1,193,043 km (0.045 R)
• M4: 1,317,359 km (0.087 R)
• M5: 1,419,983 km (0.069 R)
• M6: 2,213,899 km (0.074 R)
• M7: 2,317,271 km (0.101 R)
• M8: 3,318,679 km (0.1 R)
• M9: 3,708,382 km (0.091 R)
• M10: 4,158,821 km (0.068 R)
• M11: 4,988,939 km (0.078 R)
• M12: 5,167,260 km (0.063 R)
• M13: 5,424,120 km (0.107 R)
• M14: 5,574,765 km (0.112 R)
• M15: 6,537,427 km (0.112 R)
• M16: 6,665,034 km (0.089 R)
• M17: 7,420,204 km (0.111 R)
• M18: 7,842,220 km (0.12 R)
• M19: 8,034,752 km (0.089 R)
• M20: 9,310,822 km (0.091 R)
• M21: 10,138,098 km (0.078 R)
• M22: 12,385,657 km (0.101 R)
• M23: 13,113,001 km (0.1 R)
• M24: 14,292,281 km (0.054 R)
• M25: 18,419,687 km (0.072 R)
• M26: 22,687,564 km (0.042 R)
• M27: 26,048,879 km (0.092 R)
• M28: 27,129,424 km (0.047 R)
• M29: 28,805,668 km (0.082 R)
• M30: 30,077,849 km (0.119 R)
• M31: 31,266,553 km (0.074 R)
• M32: 34,502,954 km (0.063 R)
• M33: 34,890,113 km (0.075 R)
• M34: 39,906,578 km (0.088 R)
• M35: 40,333,232 km (0.107 R)
• M36: 43,705,467 km (0.077 R)
• M37: 44,310,590 km (0.058 R)
• M38: 45,692,276 km (0.12 R)
• M39: 46,159,171 km (0.106 R)
• M40: 50,339,534 km (0.099 R)
• M41: 56,713,151 km (0.115 R)
• M42: 57,072,186 km (0.09 R)
• M43: 57,794,893 km (0.065 R)
• M44: 58,523,585 km (0.084 R)
• M45: 61,878,915 km (0.061 R)
• M46: 63,217,517 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 16,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit