🌌 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: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.56 AU - 0.78 AU

Year: 194 Days

Day: 15 Hours

Environment

Temp: 227 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.79 AU - 1.09 AU

Year: 322 Days

Day: 19.3 Hours

Environment

Temp: 86 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.26 AU - 1.3 AU

Year: 511 Days

Day: 39.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.82 AU - 3.48 AU

Year: 1974 Days

Day: 44.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.66 AU - 5.48 AU

Year: 3450 Days

Day: 47.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909

Radius: 14.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.21 AU - 9.93 AU

Year: 8095 Days

Day: 11.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,750,622 km

• M1: 180,415 km (0.05 R)
• M2: 675,285 km (0.114 R)
• M3: 1,134,700 km (0.111 R)
• M4: 2,164,232 km (0.087 R)
• M5: 2,757,089 km (0.053 R)
• M6: 3,433,870 km (0.101 R)
• M7: 4,301,836 km (0.072 R)
• M8: 5,604,235 km (0.081 R)
• M9: 6,151,165 km (0.076 R)
• M10: 9,160,925 km (0.077 R)
• M11: 10,168,915 km (0.072 R)
• M12: 10,777,479 km (0.05 R)
• M13: 11,356,573 km (0.101 R)
• M14: 14,006,699 km (0.084 R)
• M15: 15,409,927 km (0.108 R)
• M16: 17,329,118 km (0.108 R)
• M17: 18,794,429 km (0.068 R)
• M18: 23,075,771 km (0.106 R)
• M19: 24,128,341 km (0.066 R)
• M20: 25,121,222 km (0.072 R)
• M21: 28,561,674 km (0.11 R)
• M22: 36,012,845 km (0.087 R)
• M23: 36,834,437 km (0.117 R)
• M24: 39,497,877 km (0.118 R)
• M25: 42,939,376 km (0.1 R)
• M26: 43,597,906 km (0.059 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 15,747 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit