🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.6

Radius: 9.6

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.68 AU - 0.88 AU

Year: 476 Days

Day: 8.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,927,120 km

• M1: 119,379 km (0.033 R)
• M2: 428,299 km (0.053 R)
• M3: 733,329 km (0.116 R)
• M4: 1,233,285 km (0.08 R)
• M5: 1,565,542 km (0.07 R)
• M6: 1,877,603 km (0.082 R)
• M7: 2,276,730 km (0.041 R)
• M8: 2,670,621 km (0.065 R)
• M9: 3,031,601 km (0.103 R)
• M10: 3,388,990 km (0.081 R)
• M11: 3,852,444 km (0.095 R)
• M12: 4,315,151 km (0.078 R)
• M13: 4,784,290 km (0.089 R)
• M14: 5,110,263 km (0.119 R)
• M15: 5,755,479 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.8

Radius: 8.2

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.63 AU - 2.95 AU

Year: 3217 Days

Day: 13.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,927,120 km

• M1: 102,026 km (0.092 R)
• M2: 429,795 km (0.116 R)
• M3: 929,452 km (0.067 R)
• M4: 1,895,854 km (0.049 R)
• M5: 3,524,825 km (0.098 R)
• M6: 4,786,683 km (0.12 R)
• M7: 6,056,320 km (0.102 R)
• M8: 6,394,561 km (0.108 R)
• M9: 6,937,751 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.1

Radius: 14.7

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.13 AU - 4.21 AU

Year: 4853 Days

Day: 13.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,927,120 km

• M1: 183,407 km (0.109 R)
• M2: 675,135 km (0.118 R)
• M3: 1,435,392 km (0.104 R)
• M4: 1,925,025 km (0.109 R)
• M5: 2,894,120 km (0.093 R)
• M6: 3,418,311 km (0.068 R)
• M7: 4,815,555 km (0.117 R)
• M8: 6,762,572 km (0.116 R)
• M9: 8,868,910 km (0.1 R)
• M10: 10,511,943 km (0.032 R)
• M11: 11,859,670 km (0.101 R)
• M12: 12,854,347 km (0.097 R)
• M13: 16,962,155 km (0.085 R)
• M14: 18,615,660 km (0.067 R)
• M15: 19,279,426 km (0.111 R)
• M16: 22,464,065 km (0.074 R)
• M17: 24,931,832 km (0.107 R)
• M18: 26,981,921 km (0.12 R)
• M19: 28,877,027 km (0.114 R)
• M20: 30,583,789 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.8

Radius: 10.2

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.32 AU - 5.7 AU

Year: 8928 Days

Day: 10.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,927,120 km

• M1: 127,009 km (0.114 R)
• M2: 869,014 km (0.103 R)
• M3: 1,237,773 km (0.09 R)
• M4: 1,712,297 km (0.045 R)
• M5: 2,602,405 km (0.063 R)
• M6: 3,251,510 km (0.096 R)
• M7: 4,110,800 km (0.066 R)
• M8: 4,694,980 km (0.069 R)
• M9: 6,098,507 km (0.073 R)
• M10: 6,934,759 km (0.103 R)
• M11: 7,763,531 km (0.096 R)
• M12: 9,617,348 km (0.111 R)
• M13: 11,058,574 km (0.113 R)
• M14: 12,022,582 km (0.048 R)
• M15: 13,217,121 km (0.085 R)
• M16: 13,995,030 km (0.051 R)
• M17: 16,925,353 km (0.114 R)
• M18: 18,131,561 km (0.049 R)
• M19: 19,167,227 km (0.05 R)
• M20: 20,953,575 km (0.111 R)
• M21: 21,600,137 km (0.075 R)
• M22: 23,968,421 km (0.086 R)
• M23: 24,944,398 km (0.034 R)
• M24: 25,305,826 km (0.063 R)
• M25: 28,226,575 km (0.101 R)
• M26: 30,739,969 km (0.063 R)
• M27: 31,891,723 km (0.112 R)
• M28: 32,532,002 km (0.105 R)
• M29: 35,633,764 km (0.042 R)
• M30: 35,977,390 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961

Radius: 6.7

Gravity: 21.41 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.78 AU - 7.38 AU

Year: 13004 Days

Day: 21 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,927,120 km

• M1: 101,727 km (0.113 R)
• M2: 359,783 km (0.078 R)
• M3: 1,530,386 km (0.081 R)
• M4: 1,807,142 km (0.058 R)
• M5: 3,037,286 km (0.088 R)
• M6: 3,291,004 km (0.039 R)
• M7: 4,515,761 km (0.12 R)
• M8: 5,484,856 km (0.098 R)
• M9: 6,461,132 km (0.084 R)
• M10: 8,905,860 km (0.115 R)
• M11: 9,859,696 km (0.088 R)
• M12: 10,248,501 km (0.039 R)
• M13: 10,647,479 km (0.053 R)
• M14: 12,031,708 km (0.117 R)
• M15: 12,604,518 km (0.108 R)
• M16: 13,736,076 km (0.084 R)
• M17: 20,335,437 km (0.078 R)
• M18: 26,802,553 km (0.047 R)
• M19: 29,116,682 km (0.119 R)
• M20: 48,991,507 km (0.067 R)
• M21: 52,269,197 km (0.048 R)
• M22: 53,450,122 km (0.054 R)
• M23: 59,988,896 km (0.057 R)
• M24: 62,218,802 km (0.12 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: 255 - 17,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit