🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.3

Radius: 15

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.72 AU - 0.9 AU

Year: 471 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,514,871 km

• M1: 186,698 km (0.077 R)
• M2: 673,340 km (0.113 R)
• M3: 1,338,602 km (0.086 R)
• M4: 1,822,102 km (0.081 R)
• M5: 2,424,832 km (0.12 R)
• M6: 2,971,163 km (0.095 R)
• M7: 3,538,139 km (0.085 R)
• M8: 4,027,324 km (0.106 R)
• M9: 4,695,279 km (0.06 R)
• M10: 5,469,747 km (0.046 R)
• M11: 6,164,180 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.9

Radius: 8.9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.09 AU - 1.39 AU

Year: 892 Days

Day: 11.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,514,871 km

• M1: 147,952 km (0.092 R)
• M2: 599,588 km (0.09 R)
• M3: 1,011,880 km (0.09 R)
• M4: 1,833,771 km (0.06 R)
• M5: 2,503,820 km (0.108 R)
• M6: 2,993,453 km (0.063 R)
• M7: 4,926,108 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377

Radius: 11.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.81 AU - 2.89 AU

Year: 3107 Days

Day: 8.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,514,871 km

• M1: 143,764 km (0.088 R)
• M2: 665,262 km (0.078 R)
• M3: 1,048,382 km (0.113 R)
• M4: 1,644,978 km (0.063 R)
• M5: 2,157,201 km (0.112 R)
• M6: 3,117,021 km (0.116 R)
• M7: 3,630,591 km (0.108 R)
• M8: 4,200,259 km (0.119 R)
• M9: 5,519,114 km (0.05 R)
• M10: 6,814,781 km (0.104 R)
• M11: 7,534,198 km (0.111 R)
• M12: 10,624,441 km (0.115 R)
• M13: 11,631,833 km (0.101 R)
• M14: 12,407,498 km (0.064 R)
• M15: 13,304,636 km (0.08 R)
• M16: 16,106,305 km (0.103 R)
• M17: 16,659,668 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.2

Radius: 3.8

Gravity: 43.23 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.21 AU - 11.39 AU

Year: 24526 Days

Day: 15.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,514,871 km

• M1: 47,273 km (0.093 R)
• M2: 220,208 km (0.118 R)
• M3: 426,653 km (0.073 R)
• M4: 753,824 km (0.116 R)
• M5: 1,367,025 km (0.107 R)
• M6: 1,921,435 km (0.046 R)
• M7: 2,305,154 km (0.087 R)
• M8: 3,515,849 km (0.091 R)
• M9: 4,021,041 km (0.055 R)
• M10: 5,019,308 km (0.1 R)
• M11: 6,084,445 km (0.099 R)
• M12: 6,669,821 km (0.084 R)
• M13: 7,951,426 km (0.104 R)
• M14: 8,705,399 km (0.063 R)
• M15: 9,388,762 km (0.109 R)
• M16: 13,127,363 km (0.099 R)
• M17: 14,643,986 km (0.082 R)
• M18: 14,960,685 km (0.07 R)
• M19: 16,785,031 km (0.061 R)
• M20: 17,131,799 km (0.063 R)
• M21: 19,219,736 km (0.108 R)
• M22: 28,159,106 km (0.109 R)
• M23: 33,449,785 km (0.079 R)
• M24: 35,397,699 km (0.108 R)
• M25: 38,011,622 km (0.098 R)
• M26: 43,456,985 km (0.067 R)
• M27: 44,110,578 km (0.101 R)
• M28: 53,960,999 km (0.098 R)
• M29: 62,035,544 km (0.074 R)
• M30: 64,966,914 km (0.112 R)
• M31: 68,208,850 km (0.069 R)
• M32: 68,428,609 km (0.045 R)
• M33: 70,653,429 km (0.111 R)
• M34: 73,848,540 km (0.06 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 15,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit