🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.75 AU - 0.87 AU

Year: 260 Days

Day: 16.8 Hours

Environment

Temp: 179 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,759,653 km

• M1: 415,284 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.32 AU - 1.8 AU

Year: 695 Days

Day: 28 Hours

Environment

Temp: -40 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,759,653 km

• M1: 223,499 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.51 AU - 1.67 AU

Year: 715 Days

Day: 19.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,759,653 km

• M1: 1,261,858 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.81 AU - 2.03 AU

Year: 948 Days

Day: 41.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.3

Radius: 6.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.04 AU - 14.88 AU

Year: 19600 Days

Day: 19 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,759,653 km

• M1: 80,334 km (0.033 R)
• M2: 688,599 km (0.089 R)
• M3: 985,252 km (0.114 R)
• M4: 2,073,875 km (0.084 R)
• M5: 2,296,926 km (0.078 R)
• M6: 3,248,817 km (0.092 R)
• M7: 3,617,875 km (0.065 R)
• M8: 3,966,438 km (0.088 R)
• M9: 4,336,992 km (0.101 R)
• M10: 5,959,680 km (0.092 R)
• M11: 6,716,196 km (0.113 R)
• M12: 7,278,984 km (0.045 R)
• M13: 7,911,035 km (0.119 R)
• M14: 8,947,299 km (0.103 R)
• M15: 10,116,257 km (0.076 R)
• M16: 15,815,936 km (0.085 R)
• M17: 17,712,986 km (0.092 R)
• M18: 19,405,537 km (0.089 R)
• M19: 20,981,700 km (0.115 R)
• M20: 23,266,059 km (0.069 R)
• M21: 24,960,255 km (0.074 R)
• M22: 26,648,617 km (0.088 R)
• M23: 27,963,881 km (0.118 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 12,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit