🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.5

Radius: 9.4

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.66 AU - 0.8 AU

Year: 409 Days

Day: 9.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,114,454 km

• M1: 116,836 km (0.112 R)
• M2: 415,284 km (0.107 R)
• M3: 709,692 km (0.1 R)
• M4: 1,235,080 km (0.062 R)
• M5: 1,546,244 km (0.119 R)
• M6: 1,879,697 km (0.115 R)
• M7: 2,252,944 km (0.031 R)
• M8: 2,646,087 km (0.1 R)
• M9: 3,063,465 km (0.111 R)
• M10: 3,419,359 km (0.083 R)
• M11: 3,790,511 km (0.055 R)
• M12: 4,815,555 km (0.045 R)
• M13: 5,267,491 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.2

Radius: 14.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.86 AU - 1.18 AU

Year: 676 Days

Day: 10.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,114,454 km

• M1: 184,005 km (0.051 R)
• M2: 804,537 km (0.101 R)
• M3: 1,296,864 km (0.046 R)
• M4: 2,130,274 km (0.12 R)
• M5: 2,691,266 km (0.117 R)
• M6: 3,276,642 km (0.116 R)
• M7: 3,890,891 km (0.031 R)
• M8: 4,427,947 km (0.065 R)
• M9: 4,948,698 km (0.114 R)
• M10: 5,964,018 km (0.117 R)
• M11: 6,823,907 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434

Radius: 8.1

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.14 AU - 1.9 AU

Year: 1229 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,114,454 km

• M1: 100,679 km (0.095 R)
• M2: 456,423 km (0.08 R)
• M3: 820,993 km (0.088 R)
• M4: 1,286,392 km (0.118 R)
• M5: 1,592,619 km (0.108 R)
• M6: 1,918,443 km (0.092 R)
• M7: 3,011,256 km (0.093 R)
• M8: 4,234,368 km (0.101 R)
• M9: 5,088,422 km (0.114 R)
• M10: 6,578,118 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.3

Radius: 12.7

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.66 AU - 3.48 AU

Year: 3529 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,114,454 km

• M1: 158,125 km (0.08 R)
• M2: 608,265 km (0.041 R)
• M3: 1,253,331 km (0.111 R)
• M4: 1,779,167 km (0.032 R)
• M5: 2,301,114 km (0.068 R)
• M6: 2,959,495 km (0.119 R)
• M7: 3,658,566 km (0.088 R)
• M8: 5,629,667 km (0.119 R)
• M9: 6,253,939 km (0.099 R)
• M10: 6,861,007 km (0.063 R)
• M11: 7,276,590 km (0.108 R)
• M12: 8,158,320 km (0.032 R)
• M13: 9,148,209 km (0.061 R)
• M14: 9,652,503 km (0.059 R)
• M15: 10,175,348 km (0.059 R)
• M16: 11,234,202 km (0.108 R)
• M17: 12,179,361 km (0.054 R)
• M18: 13,820,898 km (0.087 R)
• M19: 14,227,655 km (0.062 R)
• M20: 15,714,957 km (0.067 R)
• M21: 16,496,456 km (0.109 R)
• M22: 17,896,094 km (0.092 R)
• M23: 18,318,858 km (0.09 R)
• M24: 21,400,424 km (0.068 R)
• M25: 23,206,370 km (0.109 R)
• M26: 24,663,154 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.4

Radius: 3.7

Gravity: 48.9 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.1 AU - 11.8 AU

Year: 19057 Days

Day: 18.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 73,114,454 km

• M1: 46,076 km (0.091 R)
• M2: 302,636 km (0.101 R)
• M3: 437,574 km (0.027 R)
• M4: 1,565,542 km (0.1 R)
• M5: 1,941,032 km (0.099 R)
• M6: 2,892,624 km (0.068 R)
• M7: 3,342,764 km (0.079 R)
• M8: 3,628,347 km (0.088 R)
• M9: 4,281,042 km (0.088 R)
• M10: 4,687,350 km (0.109 R)
• M11: 5,615,605 km (0.119 R)
• M12: 6,185,722 km (0.039 R)
• M13: 6,793,539 km (0.107 R)
• M14: 8,177,468 km (0.116 R)
• M15: 9,624,977 km (0.082 R)
• M16: 11,424,341 km (0.107 R)
• M17: 11,809,256 km (0.073 R)
• M18: 12,604,967 km (0.037 R)
• M19: 13,435,834 km (0.044 R)
• M20: 14,155,549 km (0.112 R)
• M21: 17,208,692 km (0.073 R)
• M22: 17,460,315 km (0.106 R)
• M23: 21,244,394 km (0.11 R)
• M24: 25,977,670 km (0.089 R)
• M25: 29,296,499 km (0.07 R)
• M26: 29,775,362 km (0.096 R)
• M27: 30,503,305 km (0.078 R)
• M28: 31,994,796 km (0.04 R)
• M29: 33,404,157 km (0.075 R)
• M30: 33,534,307 km (0.074 R)
• M31: 34,720,768 km (0.107 R)
• M32: 35,256,927 km (0.065 R)
• M33: 36,483,630 km (0.076 R)
• M34: 37,316,890 km (0.081 R)
• M35: 37,597,535 km (0.103 R)
• M36: 39,746,957 km (0.092 R)
• M37: 40,777,388 km (0.08 R)
• M38: 42,585,278 km (0.107 R)
• M39: 42,738,167 km (0.115 R)
• M40: 46,683,960 km (0.106 R)
• M41: 47,665,771 km (0.062 R)
• M42: 49,164,143 km (0.119 R)
• M43: 53,490,663 km (0.091 R)
• M44: 64,894,509 km (0.098 R)
• M45: 67,978,768 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 14,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit