🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.7

Radius: 10.5

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.76 AU - 1 AU

Year: 533 Days

Day: 6.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,759,240 km

• M1: 131,197 km (0.101 R)
• M2: 572,361 km (0.04 R)
• M3: 1,293,573 km (0.07 R)
• M4: 2,108,881 km (0.102 R)
• M5: 2,635,615 km (0.027 R)
• M6: 3,953,872 km (0.119 R)
• M7: 4,357,786 km (0.052 R)
• M8: 5,248,791 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.2

Radius: 11.4

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.97 AU - 2.03 AU

Year: 1826 Days

Day: 8.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,759,240 km

• M1: 143,016 km (0.115 R)
• M2: 530,474 km (0.074 R)
• M3: 1,047,484 km (0.091 R)
• M4: 1,732,343 km (0.075 R)
• M5: 2,212,403 km (0.087 R)
• M6: 5,916,596 km (0.119 R)
• M7: 7,650,136 km (0.104 R)
• M8: 8,818,944 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.3

Radius: 10.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.26 AU - 2.84 AU

Year: 2629 Days

Day: 11.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,759,240 km

• M1: 134,339 km (0.078 R)
• M2: 566,677 km (0.047 R)
• M3: 935,435 km (0.096 R)
• M4: 1,986,959 km (0.044 R)
• M5: 2,485,269 km (0.11 R)
• M6: 2,988,517 km (0.092 R)
• M7: 3,507,322 km (0.111 R)
• M8: 3,898,072 km (0.117 R)
• M9: 4,259,051 km (0.092 R)
• M10: 5,294,717 km (0.072 R)
• M11: 6,702,134 km (0.077 R)
• M12: 7,652,230 km (0.098 R)
• M13: 10,239,974 km (0.086 R)
• M14: 11,345,503 km (0.105 R)
• M15: 12,165,598 km (0.106 R)
• M16: 13,024,589 km (0.096 R)
• M17: 14,276,873 km (0.034 R)
• M18: 14,636,057 km (0.073 R)
• M19: 15,093,378 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.5

Radius: 8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.66 AU - 3.24 AU

Year: 3272 Days

Day: 7.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,759,240 km

• M1: 99,483 km (0.067 R)
• M2: 360,680 km (0.047 R)
• M3: 745,297 km (0.031 R)
• M4: 1,986,809 km (0.113 R)
• M5: 2,267,754 km (0.101 R)
• M6: 3,607,253 km (0.083 R)
• M7: 3,878,923 km (0.04 R)
• M8: 4,740,009 km (0.03 R)
• M9: 8,005,132 km (0.1 R)
• M10: 8,722,603 km (0.098 R)
• M11: 9,243,952 km (0.075 R)
• M12: 9,633,205 km (0.066 R)
• M13: 10,221,873 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.3

Radius: 12.3

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.6 AU - 4.94 AU

Year: 5697 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,759,240 km

• M1: 153,039 km (0.113 R)
• M2: 968,048 km (0.083 R)
• M3: 1,438,683 km (0.103 R)
• M4: 3,573,295 km (0.087 R)
• M5: 5,833,868 km (0.117 R)
• M6: 7,591,344 km (0.119 R)
• M7: 9,068,025 km (0.111 R)
• M8: 10,234,439 km (0.106 R)
• M9: 12,351,399 km (0.038 R)
• M10: 14,539,417 km (0.084 R)
• M11: 15,429,524 km (0.098 R)
• M12: 16,691,233 km (0.046 R)
• M13: 17,961,468 km (0.112 R)
• M14: 20,954,922 km (0.092 R)
• M15: 21,417,778 km (0.095 R)
• M16: 23,691,815 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.2

Radius: 3.6

Gravity: 77.02 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 9.08 AU - 12.36 AU

Year: 22662 Days

Day: 22.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 93,759,240 km

• M1: 46,076 km (0.083 R)
• M2: 318,793 km (0.054 R)
• M3: 582,235 km (0.11 R)
• M4: 900,280 km (0.109 R)
• M5: 1,029,084 km (0.108 R)
• M6: 1,155,494 km (0.091 R)
• M7: 3,202,741 km (0.057 R)
• M8: 3,826,414 km (0.092 R)
• M9: 4,062,779 km (0.065 R)
• M10: 4,564,530 km (0.092 R)
• M11: 5,187,007 km (0.086 R)
• M12: 5,351,116 km (0.03 R)
• M13: 6,646,484 km (0.11 R)
• M14: 8,137,077 km (0.092 R)
• M15: 9,528,188 km (0.102 R)
• M16: 14,556,770 km (0.109 R)
• M17: 15,298,776 km (0.085 R)
• M18: 15,892,979 km (0.116 R)
• M19: 17,860,789 km (0.095 R)
• M20: 18,424,324 km (0.079 R)
• M21: 19,785,216 km (0.105 R)
• M22: 21,631,553 km (0.079 R)
• M23: 29,511,621 km (0.067 R)
• M24: 31,640,997 km (0.063 R)
• M25: 32,882,510 km (0.045 R)
• M26: 35,023,554 km (0.118 R)
• M27: 35,609,679 km (0.102 R)
• M28: 36,202,535 km (0.06 R)
• M29: 39,108,025 km (0.049 R)
• M30: 39,738,879 km (0.085 R)
• M31: 41,345,710 km (0.097 R)
• M32: 42,165,207 km (0.103 R)
• M33: 44,688,474 km (0.108 R)
• M34: 49,480,543 km (0.113 R)
• M35: 58,208,681 km (0.118 R)
• M36: 58,618,729 km (0.117 R)
• M37: 63,257,609 km (0.098 R)
• M38: 71,131,992 km (0.065 R)
• M39: 83,216,658 km (0.112 R)
• M40: 83,476,659 km (0.046 R)
• M41: 89,605,085 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 16,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit