🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.4

Radius: 10.7

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.86 AU - 1.3 AU

Year: 725 Days

Day: 7.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,791,796 km

• M1: 133,142 km (0.084 R)
• M2: 712,983 km (0.118 R)
• M3: 1,098,946 km (0.094 R)
• M4: 1,800,261 km (0.034 R)
• M5: 2,629,781 km (0.108 R)
• M6: 3,299,680 km (0.094 R)
• M7: 3,768,370 km (0.104 R)
• M8: 5,102,035 km (0.076 R)
• M9: 8,421,163 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.2

Radius: 10.1

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.82 AU - 2.38 AU

Year: 1965 Days

Day: 6.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,791,796 km

• M1: 125,662 km (0.105 R)
• M2: 485,295 km (0.084 R)
• M3: 955,332 km (0.1 R)
• M4: 1,470,996 km (0.092 R)
• M5: 2,080,158 km (0.12 R)
• M6: 2,760,829 km (0.106 R)
• M7: 3,226,676 km (0.039 R)
• M8: 3,929,038 km (0.113 R)
• M9: 5,079,745 km (0.077 R)
• M10: 5,660,634 km (0.038 R)
• M11: 6,131,269 km (0.088 R)
• M12: 6,708,717 km (0.083 R)
• M13: 7,321,918 km (0.095 R)
• M14: 7,671,977 km (0.117 R)
• M15: 8,822,385 km (0.048 R)
• M16: 10,444,774 km (0.106 R)
• M17: 11,230,611 km (0.117 R)
• M18: 11,975,010 km (0.109 R)
• M19: 12,338,982 km (0.066 R)
• M20: 12,710,284 km (0.119 R)
• M21: 13,259,906 km (0.117 R)
• M22: 15,522,425 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.4

Radius: 8.1

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.04 AU - 4.5 AU

Year: 4726 Days

Day: 9.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,791,796 km

• M1: 100,829 km (0.066 R)
• M2: 471,832 km (0.094 R)
• M3: 1,022,950 km (0.069 R)
• M4: 1,308,682 km (0.096 R)
• M5: 1,765,704 km (0.075 R)
• M6: 2,018,973 km (0.089 R)
• M7: 2,647,434 km (0.104 R)
• M8: 3,554,745 km (0.071 R)
• M9: 3,983,492 km (0.11 R)
• M10: 4,846,821 km (0.077 R)
• M11: 5,720,174 km (0.034 R)
• M12: 6,080,555 km (0.098 R)
• M13: 6,456,046 km (0.11 R)
• M14: 7,842,818 km (0.088 R)
• M15: 8,534,708 km (0.07 R)
• M16: 12,024,976 km (0.078 R)
• M17: 12,295,898 km (0.118 R)
• M18: 13,228,790 km (0.052 R)
• M19: 14,818,567 km (0.106 R)
• M20: 16,810,612 km (0.108 R)
• M21: 17,609,016 km (0.114 R)
• M22: 23,565,704 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.2

Radius: 8.2

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.1 AU - 5.06 AU

Year: 5321 Days

Day: 9.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,791,796 km

• M1: 102,624 km (0.102 R)
• M2: 436,527 km (0.095 R)
• M3: 957,277 km (0.106 R)
• M4: 2,083,150 km (0.044 R)
• M5: 3,168,932 km (0.091 R)
• M6: 3,754,907 km (0.074 R)
• M7: 4,013,412 km (0.051 R)
• M8: 4,410,893 km (0.052 R)
• M9: 4,834,405 km (0.074 R)
• M10: 5,610,519 km (0.102 R)
• M11: 6,269,647 km (0.073 R)
• M12: 9,430,650 km (0.038 R)
• M13: 11,255,145 km (0.08 R)
• M14: 13,357,295 km (0.12 R)
• M15: 14,876,760 km (0.09 R)
• M16: 16,074,142 km (0.083 R)
• M17: 18,389,318 km (0.111 R)
• M18: 18,659,492 km (0.105 R)
• M19: 21,435,281 km (0.103 R)
• M20: 25,885,518 km (0.091 R)
• M21: 30,535,917 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.2

Radius: 8.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.43 AU - 6.19 AU

Year: 7901 Days

Day: 12.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 31,791,796 km

• M1: 107,411 km (0.071 R)
• M2: 438,471 km (0.071 R)
• M3: 862,581 km (0.09 R)
• M4: 2,133,565 km (0.049 R)
• M5: 2,750,058 km (0.072 R)
• M6: 3,501,637 km (0.1 R)
• M7: 3,995,610 km (0.071 R)
• M8: 4,383,517 km (0.093 R)
• M9: 5,122,829 km (0.104 R)
• M10: 5,670,358 km (0.078 R)
• M11: 6,224,319 km (0.106 R)
• M12: 6,847,693 km (0.061 R)
• M13: 7,157,361 km (0.11 R)
• M14: 7,804,521 km (0.095 R)
• M15: 10,881,151 km (0.105 R)
• M16: 11,736,402 km (0.118 R)
• M17: 12,381,617 km (0.069 R)
• M18: 13,260,505 km (0.1 R)
• M19: 15,787,512 km (0.062 R)
• M20: 16,573,499 km (0.079 R)
• M21: 17,768,786 km (0.107 R)
• M22: 18,288,938 km (0.104 R)
• M23: 19,155,708 km (0.06 R)
• M24: 20,049,705 km (0.089 R)
• M25: 20,400,811 km (0.098 R)
• M26: 20,755,957 km (0.1 R)
• M27: 22,218,276 km (0.088 R)
• M28: 23,669,973 km (0.113 R)
• M29: 25,428,496 km (0.12 R)
• M30: 25,757,462 km (0.101 R)
• M31: 31,131,018 km (0.065 R)
• M32: 31,602,101 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 11,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit