🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.68 AU - 0.7 AU

Year: 214 Days

Day: 35.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.76 AU - 0.92 AU

Year: 287 Days

Day: 43.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,670,753 km

• M1: 24,235 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.21 AU - 1.51 AU

Year: 591 Days

Day: 20.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,670,753 km

• M1: 384,616 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.46 AU - 3.82 AU

Year: 2074 Days

Day: 15.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.5

Radius: 11.9

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.89 AU - 5.21 AU

Year: 3618 Days

Day: 14.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,670,753 km

• M1: 152,739 km (0.109 R)
• M2: 669,151 km (0.109 R)
• M3: 1,900,641 km (0.092 R)
• M4: 2,280,021 km (0.089 R)
• M5: 3,194,962 km (0.082 R)
• M6: 3,635,976 km (0.075 R)
• M7: 4,477,763 km (0.082 R)
• M8: 5,108,019 km (0.038 R)
• M9: 5,964,168 km (0.111 R)
• M10: 6,976,198 km (0.071 R)
• M11: 7,623,059 km (0.086 R)
• M12: 8,559,242 km (0.118 R)
• M13: 9,609,569 km (0.087 R)
• M14: 11,213,108 km (0.086 R)
• M15: 11,651,580 km (0.116 R)
• M16: 12,330,754 km (0.111 R)
• M17: 12,892,943 km (0.051 R)
• M18: 13,521,254 km (0.044 R)
• M19: 15,637,316 km (0.054 R)
• M20: 20,192,870 km (0.103 R)
• M21: 21,439,918 km (0.081 R)
• M22: 23,228,660 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 12,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit