🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.66 AU - 0.76 AU

Year: 209 Days

Day: 44.4 Hours

Environment

Temp: 170 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.28 AU - 4.48 AU

Year: 2674 Days

Day: 21.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,064,045 km

• M1: 257,907 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.9

Radius: 9.1

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.6 AU - 7.1 AU

Year: 4950 Days

Day: 12.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 22,064,045 km

• M1: 113,246 km (0.084 R)
• M2: 440,267 km (0.088 R)
• M3: 724,951 km (0.117 R)
• M4: 1,045,240 km (0.073 R)
• M5: 1,493,735 km (0.104 R)
• M6: 2,177,995 km (0.066 R)
• M7: 3,004,224 km (0.12 R)
• M8: 3,961,202 km (0.071 R)
• M9: 4,568,869 km (0.108 R)
• M10: 5,211,541 km (0.09 R)
• M11: 5,941,429 km (0.106 R)
• M12: 7,805,718 km (0.08 R)
• M13: 9,133,100 km (0.099 R)
• M14: 10,604,993 km (0.11 R)
• M15: 10,900,299 km (0.094 R)
• M16: 12,091,248 km (0.092 R)
• M17: 13,811,324 km (0.068 R)
• M18: 14,367,978 km (0.03 R)
• M19: 14,730,005 km (0.064 R)
• M20: 15,962,392 km (0.117 R)
• M21: 16,631,992 km (0.083 R)
• M22: 17,730,190 km (0.09 R)
• M23: 18,753,290 km (0.098 R)
• M24: 20,785,128 km (0.095 R)
• M25: 21,248,433 km (0.103 R)
• M26: 21,990,289 km (0.117 R)
• M27: 23,668,777 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 13.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.23 AU - 7.11 AU

Year: 5362 Days

Day: 11.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 22,064,045 km

• M1: 175,329 km (0.056 R)
• M2: 1,659,639 km (0.103 R)
• M3: 3,358,771 km (0.053 R)
• M4: 6,437,944 km (0.054 R)
• M5: 10,402,288 km (0.048 R)
• M6: 18,239,571 km (0.077 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 10,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit