🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 14.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.48 AU - 0.66 AU

Year: 297 Days

Day: 12 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,745,826 km

• M1: 181,612 km (0.109 R)
• M2: 656,884 km (0.099 R)
• M3: 1,229,545 km (0.087 R)
• M4: 1,744,162 km (0.097 R)
• M5: 2,419,596 km (0.074 R)
• M6: 2,943,488 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410

Radius: 10.8

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.13 AU - 1.15 AU

Year: 840 Days

Day: 5.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,745,826 km

• M1: 145,559 km (0.099 R)
• M2: 678,576 km (0.084 R)
• M3: 1,030,131 km (0.032 R)
• M4: 1,514,978 km (0.101 R)
• M5: 2,029,295 km (0.1 R)
• M6: 2,603,302 km (0.088 R)
• M7: 3,207,528 km (0.1 R)
• M8: 4,166,151 km (0.101 R)
• M9: 4,794,163 km (0.096 R)
• M10: 6,934,609 km (0.092 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.8

Radius: 3.8

Gravity: 13.21 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.84 AU - 7.58 AU

Year: 10682 Days

Day: 22.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 124.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,745,826 km

• M1: 234,569 km (0.059 R)
• M2: 367,412 km (0.072 R)
• M3: 3,063,615 km (0.094 R)
• M4: 3,226,676 km (0.112 R)
• M5: 3,750,718 km (0.1 R)
• M6: 5,021,103 km (0.072 R)
• M7: 5,481,715 km (0.105 R)
• M8: 6,096,412 km (0.041 R)
• M9: 8,893,893 km (0.075 R)
• M10: 10,684,579 km (0.112 R)
• M11: 12,289,914 km (0.108 R)
• M12: 17,406,161 km (0.064 R)
• M13: 22,535,124 km (0.091 R)
• M14: 22,996,783 km (0.1 R)
• M15: 24,018,237 km (0.048 R)
• M16: 25,899,131 km (0.079 R)
• M17: 29,400,021 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.4

Radius: 5.6

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.86 AU - 12.26 AU

Year: 22025 Days

Day: 19.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,745,826 km

• M1: 69,862 km (0.027 R)
• M2: 433,834 km (0.052 R)
• M3: 921,972 km (0.09 R)
• M4: 1,197,531 km (0.045 R)
• M5: 2,387,133 km (0.081 R)
• M6: 2,651,024 km (0.095 R)
• M7: 4,866,269 km (0.107 R)
• M8: 5,040,401 km (0.12 R)
• M9: 6,420,741 km (0.088 R)
• M10: 7,108,292 km (0.107 R)
• M11: 8,730,532 km (0.029 R)
• M12: 10,183,127 km (0.093 R)
• M13: 11,419,105 km (0.101 R)
• M14: 15,050,294 km (0.093 R)
• M15: 15,571,194 km (0.078 R)
• M16: 16,806,573 km (0.067 R)
• M17: 19,558,426 km (0.038 R)
• M18: 20,000,039 km (0.071 R)
• M19: 24,379,367 km (0.032 R)
• M20: 28,672,975 km (0.085 R)
• M21: 36,813,942 km (0.084 R)
• M22: 38,857,299 km (0.069 R)
• M23: 45,593,392 km (0.084 R)
• M24: 51,545,143 km (0.086 R)
• M25: 51,880,841 km (0.065 R)
• M26: 52,896,760 km (0.11 R)
• M27: 54,968,092 km (0.03 R)
• M28: 60,755,136 km (0.1 R)
• M29: 60,942,283 km (0.058 R)
• M30: 62,643,510 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 16,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit