🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.4 AU - 1.56 AU

Year: 686 Days

Day: 29.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,074,356 km

• M1: 930,349 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.75 AU - 1.83 AU

Year: 912 Days

Day: 40.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 169 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,074,356 km

• M1: 288,724 km (0.028 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.79 AU - 2.79 AU

Year: 1320 Days

Day: 35.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.1

Radius: 12.9

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.78 AU - 4.92 AU

Year: 3455 Days

Day: 14.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,074,356 km

• M1: 160,818 km (0.116 R)
• M2: 581,936 km (0.105 R)
• M3: 1,020,557 km (0.107 R)
• M4: 1,944,772 km (0.11 R)
• M5: 2,609,884 km (0.031 R)
• M6: 3,702,996 km (0.102 R)
• M7: 4,419,121 km (0.06 R)
• M8: 4,915,188 km (0.106 R)
• M9: 5,423,372 km (0.082 R)
• M10: 6,265,308 km (0.085 R)
• M11: 7,102,009 km (0.12 R)
• M12: 8,822,235 km (0.105 R)
• M13: 9,502,008 km (0.053 R)
• M14: 11,965,735 km (0.071 R)
• M15: 13,577,503 km (0.105 R)
• M16: 14,387,126 km (0.047 R)
• M17: 15,584,657 km (0.094 R)
• M18: 17,064,330 km (0.085 R)
• M19: 20,795,600 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.3

Radius: 10

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.88 AU - 6.56 AU

Year: 5209 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,074,356 km

• M1: 152,440 km (0.106 R)
• M2: 539,749 km (0.035 R)
• M3: 1,118,094 km (0.08 R)
• M4: 1,555,369 km (0.119 R)
• M5: 1,963,322 km (0.079 R)
• M6: 2,474,648 km (0.109 R)
• M7: 3,678,312 km (0.107 R)
• M8: 5,542,302 km (0.062 R)
• M9: 6,100,302 km (0.046 R)
• M10: 7,713,416 km (0.041 R)
• M11: 8,409,644 km (0.1 R)
• M12: 10,355,165 km (0.11 R)
• M13: 14,452,052 km (0.067 R)
• M14: 15,002,422 km (0.114 R)
• M15: 17,467,646 km (0.069 R)
• M16: 19,253,844 km (0.101 R)
• M17: 21,582,634 km (0.092 R)
• M18: 23,712,310 km (0.078 R)
• M19: 24,555,443 km (0.095 R)
• M20: 25,737,416 km (0.078 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 12,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit