🌌 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: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.65 AU - 0.71 AU

Year: 208 Days

Day: 46.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,046,553 km

• M1: 16,605 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.79 AU - 0.85 AU

Year: 275 Days

Day: 17.7 Hours

Environment

Temp: 129 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,046,553 km

• M1: 112,049 km (0.054 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.48 AU - 1.78 AU

Year: 772 Days

Day: 38.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.57 AU - 2.89 AU

Year: 1673 Days

Day: 41.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.7

Radius: 5.1

Gravity: 38.09 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 15.62 AU - 18.9 AU

Year: 26593 Days

Day: 19.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 104,046,553 km

• M1: 63,878 km (0.117 R)
• M2: 999,164 km (0.051 R)
• M3: 1,328,579 km (0.108 R)
• M4: 1,707,809 km (0.063 R)
• M5: 1,891,067 km (0.109 R)
• M6: 2,249,653 km (0.099 R)
• M7: 3,251,959 km (0.067 R)
• M8: 4,370,651 km (0.109 R)
• M9: 4,834,405 km (0.104 R)
• M10: 5,119,838 km (0.114 R)
• M11: 5,679,633 km (0.096 R)
• M12: 5,859,749 km (0.073 R)
• M13: 6,326,943 km (0.071 R)
• M14: 6,668,624 km (0.119 R)
• M15: 7,767,271 km (0.118 R)
• M16: 9,602,239 km (0.032 R)
• M17: 11,635,124 km (0.042 R)
• M18: 12,598,983 km (0.106 R)
• M19: 12,828,765 km (0.059 R)
• M20: 16,346,260 km (0.1 R)
• M21: 17,082,132 km (0.109 R)
• M22: 18,032,677 km (0.089 R)
• M23: 20,247,025 km (0.098 R)
• M24: 22,975,989 km (0.116 R)
• M25: 25,328,266 km (0.07 R)
• M26: 26,188,154 km (0.053 R)
• M27: 26,562,448 km (0.065 R)
• M28: 31,901,148 km (0.113 R)
• M29: 33,485,539 km (0.077 R)
• M30: 34,970,746 km (0.054 R)
• M31: 40,183,035 km (0.117 R)
• M32: 40,514,694 km (0.117 R)
• M33: 50,749,282 km (0.054 R)
• M34: 59,519,607 km (0.098 R)
• M35: 60,818,416 km (0.104 R)
• M36: 61,255,391 km (0.115 R)
• M37: 65,972,063 km (0.117 R)
• M38: 70,202,690 km (0.115 R)
• M39: 81,828,539 km (0.051 R)
• M40: 87,815,745 km (0.068 R)
• M41: 90,631,028 km (0.077 R)
• M42: 100,652,739 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 16,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit