🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.1

Radius: 14.6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.49 AU - 0.81 AU

Year: 368 Days

Day: 5.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,793,900 km

• M1: 181,612 km (0.055 R)
• M2: 690,993 km (0.1 R)
• M3: 1,160,580 km (0.049 R)
• M4: 1,714,541 km (0.096 R)
• M5: 2,372,173 km (0.113 R)
• M6: 3,128,241 km (0.09 R)
• M7: 4,001,145 km (0.109 R)
• M8: 4,773,219 km (0.084 R)
• M9: 5,743,960 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.3

Radius: 13.7

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.88 AU - 1.06 AU

Year: 672 Days

Day: 14.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,793,900 km

• M1: 170,392 km (0.114 R)
• M2: 806,781 km (0.08 R)
• M3: 1,314,666 km (0.066 R)
• M4: 2,002,367 km (0.037 R)
• M5: 2,431,115 km (0.079 R)
• M6: 3,294,594 km (0.075 R)
• M7: 3,769,866 km (0.116 R)
• M8: 4,626,913 km (0.113 R)
• M9: 5,780,462 km (0.074 R)
• M10: 7,706,983 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.4

Radius: 13

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.39 AU - 4.37 AU

Year: 5372 Days

Day: 13.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,793,900 km

• M1: 162,463 km (0.092 R)
• M2: 907,909 km (0.102 R)
• M3: 1,560,605 km (0.076 R)
• M4: 2,409,573 km (0.071 R)
• M5: 2,830,093 km (0.067 R)
• M6: 3,591,695 km (0.108 R)
• M7: 6,464,124 km (0.07 R)
• M8: 7,993,164 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.8

Radius: 13.4

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.39 AU - 5.39 AU

Year: 6466 Days

Day: 8.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,793,900 km

• M1: 166,652 km (0.07 R)
• M2: 626,815 km (0.112 R)
• M3: 1,081,593 km (0.103 R)
• M4: 2,281,218 km (0.111 R)
• M5: 3,051,797 km (0.091 R)
• M6: 4,110,800 km (0.105 R)
• M7: 7,052,792 km (0.096 R)
• M8: 10,894,166 km (0.086 R)
• M9: 11,327,700 km (0.103 R)
• M10: 14,519,820 km (0.113 R)
• M11: 15,950,275 km (0.058 R)
• M12: 16,384,557 km (0.109 R)
• M13: 19,368,736 km (0.064 R)
• M14: 22,310,578 km (0.119 R)
• M15: 24,786,572 km (0.073 R)
• M16: 32,805,915 km (0.032 R)
• M17: 34,018,406 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.2

Radius: 7.1

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.39 AU - 9.49 AU

Year: 20388 Days

Day: 22.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,793,900 km

• M1: 95,443 km (0.026 R)
• M2: 364,420 km (0.062 R)
• M3: 597,793 km (0.109 R)
• M4: 935,136 km (0.105 R)
• M5: 2,276,880 km (0.102 R)
• M6: 2,765,017 km (0.119 R)
• M7: 3,978,555 km (0.041 R)
• M8: 4,452,631 km (0.093 R)
• M9: 4,963,508 km (0.106 R)
• M10: 5,704,765 km (0.092 R)
• M11: 7,544,969 km (0.11 R)
• M12: 7,781,932 km (0.026 R)
• M13: 8,676,527 km (0.107 R)
• M14: 9,148,658 km (0.092 R)
• M15: 9,748,844 km (0.105 R)
• M16: 11,333,086 km (0.047 R)
• M17: 13,562,992 km (0.052 R)
• M18: 14,415,400 km (0.055 R)
• M19: 17,680,224 km (0.117 R)
• M20: 19,131,324 km (0.043 R)
• M21: 21,501,552 km (0.1 R)
• M22: 27,816,677 km (0.056 R)
• M23: 28,497,646 km (0.043 R)
• M24: 32,193,611 km (0.076 R)
• M25: 33,450,832 km (0.101 R)
• M26: 35,530,093 km (0.05 R)
• M27: 36,331,488 km (0.092 R)
• M28: 36,601,213 km (0.046 R)
• M29: 37,693,876 km (0.11 R)
• M30: 44,247,909 km (0.059 R)
• M31: 45,019,834 km (0.114 R)
• M32: 48,523,565 km (0.082 R)
• M33: 49,841,523 km (0.11 R)
• M34: 53,240,386 km (0.096 R)
• M35: 56,972,105 km (0.094 R)
• M36: 62,406,996 km (0.095 R)
• M37: 63,377,587 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 17,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit