🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.38 AU - 1.4 AU

Year: 605 Days

Day: 12.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.65 AU - 1.93 AU

Year: 884 Days

Day: 19.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,952,917 km

• M1: 35,903 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.82 AU - 2.74 AU

Year: 1270 Days

Day: 37.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.51 AU - 4.81 AU

Year: 3131 Days

Day: 34 Hours

Environment

Temp: -120 °C

Axial Tilt: 106.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,952,917 km

• M1: 334,351 km (0.102 R)
• M2: 781,200 km (0.098 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.9

Radius: 10

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.4 AU - 7.16 AU

Year: 5807 Days

Day: 10.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,952,917 km

• M1: 124,316 km (0.112 R)
• M2: 485,295 km (0.115 R)
• M3: 959,072 km (0.083 R)
• M4: 1,365,380 km (0.068 R)
• M5: 1,703,321 km (0.062 R)
• M6: 2,082,103 km (0.105 R)
• M7: 2,570,839 km (0.106 R)
• M8: 3,011,854 km (0.052 R)
• M9: 3,948,037 km (0.097 R)
• M10: 4,351,952 km (0.114 R)
• M11: 5,213,635 km (0.052 R)
• M12: 5,576,261 km (0.111 R)
• M13: 7,162,447 km (0.111 R)
• M14: 7,611,540 km (0.071 R)
• M15: 10,191,804 km (0.104 R)
• M16: 11,501,234 km (0.11 R)
• M17: 13,029,227 km (0.11 R)
• M18: 18,282,206 km (0.108 R)
• M19: 20,430,432 km (0.119 R)
• M20: 21,874,949 km (0.118 R)
• M21: 22,503,110 km (0.104 R)
• M22: 28,060,671 km (0.103 R)
• M23: 28,522,629 km (0.064 R)
• M24: 30,421,625 km (0.092 R)
• M25: 35,859,058 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 11,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit