🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.95 AU - 3.55 AU

Year: 2069 Days

Day: 41.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,475,965 km

• M1: 2,619,010 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.71 AU - 4.73 AU

Year: 3061 Days

Day: 15.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.1

Radius: 11.6

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.69 AU - 9.77 AU

Year: 9108 Days

Day: 14.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,475,965 km

• M1: 144,362 km (0.098 R)
• M2: 671,395 km (0.1 R)
• M3: 1,239,418 km (0.035 R)
• M4: 1,660,237 km (0.088 R)
• M5: 2,114,716 km (0.119 R)
• M6: 4,002,491 km (0.061 R)
• M7: 9,005,941 km (0.118 R)
• M8: 13,384,671 km (0.084 R)
• M9: 17,863,332 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.5

Radius: 11.5

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.97 AU - 12.29 AU

Year: 11384 Days

Day: 7.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,475,965 km

• M1: 145,858 km (0.111 R)
• M2: 655,837 km (0.119 R)
• M3: 1,231,340 km (0.104 R)
• M4: 1,598,752 km (0.049 R)
• M5: 2,880,806 km (0.092 R)
• M6: 3,542,777 km (0.054 R)
• M7: 4,510,376 km (0.102 R)
• M8: 5,105,177 km (0.117 R)
• M9: 6,963,182 km (0.066 R)
• M10: 7,715,809 km (0.104 R)
• M11: 8,201,853 km (0.117 R)
• M12: 9,284,343 km (0.111 R)
• M13: 11,278,183 km (0.086 R)
• M14: 12,435,173 km (0.102 R)
• M15: 22,665,424 km (0.106 R)
• M16: 23,849,042 km (0.093 R)
• M17: 24,221,391 km (0.079 R)
• M18: 26,637,247 km (0.074 R)
• M19: 28,161,350 km (0.119 R)
• M20: 31,160,937 km (0.094 R)
• M21: 37,661,414 km (0.111 R)
• M22: 38,421,072 km (0.12 R)
• M23: 44,588,244 km (0.044 R)
• M24: 48,350,481 km (0.03 R)
• M25: 49,097,423 km (0.033 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 13,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit