🌌 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: 904.1

Radius: 10.9

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.76 AU - 0.86 AU

Year: 494 Days

Day: 8.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,071,725 km

• M1: 135,536 km (0.069 R)
• M2: 493,224 km (0.047 R)
• M3: 903,870 km (0.098 R)
• M4: 1,254,079 km (0.097 R)
• M5: 1,674,000 km (0.103 R)
• M6: 2,253,243 km (0.063 R)
• M7: 2,717,894 km (0.102 R)
• M8: 3,548,013 km (0.073 R)
• M9: 5,796,319 km (0.112 R)
• M10: 6,917,705 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.4

Radius: 8.1

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.95 AU - 1.97 AU

Year: 1861 Days

Day: 11.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,071,725 km

• M1: 102,325 km (0.077 R)
• M2: 383,868 km (0.1 R)
• M3: 724,802 km (0.054 R)
• M4: 2,232,898 km (0.115 R)
• M5: 2,708,320 km (0.074 R)
• M6: 3,848,106 km (0.103 R)
• M7: 4,214,322 km (0.101 R)
• M8: 5,154,843 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.2

Radius: 15

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.68 AU - 5.24 AU

Year: 7492 Days

Day: 10.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,071,725 km

• M1: 186,549 km (0.093 R)
• M2: 771,177 km (0.117 R)
• M3: 1,350,719 km (0.078 R)
• M4: 1,830,031 km (0.057 R)
• M5: 2,603,153 km (0.056 R)
• M6: 3,170,727 km (0.048 R)
• M7: 3,990,972 km (0.08 R)
• M8: 6,056,171 km (0.077 R)
• M9: 7,063,413 km (0.057 R)
• M10: 8,549,070 km (0.086 R)
• M11: 9,589,672 km (0.025 R)
• M12: 11,818,681 km (0.057 R)
• M13: 13,054,359 km (0.041 R)
• M14: 13,963,764 km (0.044 R)
• M15: 16,036,144 km (0.106 R)
• M16: 16,552,256 km (0.059 R)
• M17: 23,976,799 km (0.048 R)
• M18: 26,576,211 km (0.071 R)
• M19: 28,692,423 km (0.106 R)
• M20: 36,818,430 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.7

Radius: 3.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.64 AU - 8.3 AU

Year: 13848 Days

Day: 16.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,071,725 km

• M1: 55,950 km (0.119 R)
• M2: 698,173 km (0.071 R)
• M3: 1,505,553 km (0.12 R)
• M4: 1,703,621 km (0.096 R)
• M5: 2,306,949 km (0.089 R)
• M6: 2,436,351 km (0.068 R)
• M7: 2,587,744 km (0.096 R)
• M8: 2,709,816 km (0.067 R)
• M9: 3,567,610 km (0.12 R)
• M10: 4,592,206 km (0.082 R)
• M11: 6,192,005 km (0.101 R)
• M12: 7,584,762 km (0.114 R)
• M13: 8,315,996 km (0.037 R)
• M14: 9,790,881 km (0.1 R)
• M15: 10,790,494 km (0.116 R)
• M16: 13,820,898 km (0.107 R)
• M17: 16,404,304 km (0.097 R)
• M18: 17,997,970 km (0.09 R)
• M19: 20,302,376 km (0.044 R)
• M20: 20,785,727 km (0.095 R)
• M21: 21,489,435 km (0.113 R)
• M22: 22,648,220 km (0.12 R)
• M23: 23,318,119 km (0.112 R)
• M24: 28,638,568 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 12,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit