🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.2

Radius: 9.1

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.56 AU - 0.68 AU

Year: 331 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,604,713 km

• M1: 113,246 km (0.077 R)
• M2: 407,056 km (0.037 R)
• M3: 793,617 km (0.043 R)
• M4: 1,093,112 km (0.039 R)
• M5: 1,390,063 km (0.114 R)
• M6: 1,841,849 km (0.061 R)
• M7: 2,137,006 km (0.084 R)
• M8: 2,447,272 km (0.104 R)
• M9: 3,229,968 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.6

Radius: 9.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.62 AU - 0.94 AU

Year: 467 Days

Day: 10.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,604,713 km

• M1: 123,418 km (0.104 R)
• M2: 412,292 km (0.108 R)
• M3: 1,087,726 km (0.061 R)
• M4: 1,545,645 km (0.095 R)
• M5: 1,988,156 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.1

Radius: 8.1

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.14 AU - 1.52 AU

Year: 1040 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,604,713 km

• M1: 101,727 km (0.11 R)
• M2: 614,548 km (0.077 R)
• M3: 994,676 km (0.074 R)
• M4: 1,286,990 km (0.094 R)
• M5: 1,742,965 km (0.075 R)
• M6: 2,019,272 km (0.113 R)
• M7: 2,472,105 km (0.029 R)
• M8: 2,835,628 km (0.092 R)
• M9: 3,347,252 km (0.099 R)
• M10: 3,840,177 km (0.088 R)
• M11: 4,295,553 km (0.094 R)
• M12: 4,624,818 km (0.066 R)
• M13: 4,896,488 km (0.081 R)
• M14: 5,159,780 km (0.078 R)
• M15: 5,859,599 km (0.119 R)
• M16: 7,897,720 km (0.078 R)
• M17: 8,208,286 km (0.112 R)
• M18: 8,634,939 km (0.108 R)
• M19: 9,648,913 km (0.092 R)
• M20: 10,064,047 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.6

Radius: 10.7

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.6 AU - 4 AU

Year: 4066 Days

Day: 10.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,604,713 km

• M1: 133,142 km (0.103 R)
• M2: 470,485 km (0.098 R)
• M3: 820,245 km (0.078 R)
• M4: 1,683,126 km (0.076 R)
• M5: 3,051,497 km (0.04 R)
• M6: 3,523,927 km (0.034 R)
• M7: 3,976,910 km (0.12 R)
• M8: 5,433,544 km (0.106 R)
• M9: 6,040,164 km (0.07 R)
• M10: 6,469,360 km (0.063 R)
• M11: 7,773,105 km (0.062 R)
• M12: 9,125,021 km (0.066 R)
• M13: 11,163,592 km (0.045 R)
• M14: 11,717,253 km (0.104 R)
• M15: 12,192,675 km (0.05 R)
• M16: 12,829,813 km (0.068 R)
• M17: 13,958,529 km (0.103 R)
• M18: 14,438,887 km (0.032 R)
• M19: 15,208,120 km (0.12 R)
• M20: 19,337,918 km (0.061 R)
• M21: 19,734,802 km (0.11 R)
• M22: 21,447,248 km (0.077 R)
• M23: 21,872,705 km (0.083 R)
• M24: 23,480,583 km (0.106 R)
• M25: 24,466,881 km (0.107 R)
• M26: 28,519,338 km (0.074 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: 339 - 13,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit