🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.4

Radius: 12.1

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.61 AU - 1.81 AU

Year: 1444 Days

Day: 11.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,102,319 km

• M1: 150,495 km (0.098 R)
• M2: 858,542 km (0.051 R)
• M3: 1,338,003 km (0.085 R)
• M4: 1,720,824 km (0.106 R)
• M5: 2,665,236 km (0.086 R)
• M6: 3,327,954 km (0.035 R)
• M7: 4,063,527 km (0.11 R)
• M8: 4,943,761 km (0.117 R)
• M9: 5,836,411 km (0.105 R)
• M10: 6,240,774 km (0.06 R)
• M11: 7,673,473 km (0.095 R)
• M12: 8,382,567 km (0.106 R)
• M13: 8,986,793 km (0.097 R)
• M14: 9,588,924 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 13.3

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.31 AU - 3.75 AU

Year: 3405 Days

Day: 9.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,102,319 km

• M1: 165,455 km (0.12 R)
• M2: 579,692 km (0.112 R)
• M3: 1,179,130 km (0.111 R)
• M4: 2,068,340 km (0.104 R)
• M5: 2,702,336 km (0.12 R)
• M6: 3,319,278 km (0.119 R)
• M7: 5,130,908 km (0.081 R)
• M8: 5,963,121 km (0.069 R)
• M9: 6,962,135 km (0.07 R)
• M10: 7,669,434 km (0.06 R)
• M11: 10,217,983 km (0.047 R)
• M12: 10,845,397 km (0.049 R)
• M13: 11,646,942 km (0.053 R)
• M14: 12,331,801 km (0.11 R)
• M15: 13,992,487 km (0.037 R)
• M16: 14,505,608 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434

Radius: 10.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.06 AU - 3.48 AU

Year: 3818 Days

Day: 13.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,102,319 km

• M1: 126,859 km (0.108 R)
• M2: 550,819 km (0.112 R)
• M3: 1,066,334 km (0.101 R)
• M4: 1,547,141 km (0.081 R)
• M5: 1,875,509 km (0.102 R)
• M6: 2,584,154 km (0.075 R)
• M7: 3,333,639 km (0.041 R)
• M8: 3,789,314 km (0.09 R)
• M9: 4,351,353 km (0.082 R)
• M10: 4,687,051 km (0.076 R)
• M11: 5,210,793 km (0.098 R)
• M12: 5,746,952 km (0.093 R)
• M13: 6,152,063 km (0.108 R)
• M14: 7,420,354 km (0.08 R)
• M15: 7,868,848 km (0.099 R)
• M16: 9,141,477 km (0.12 R)
• M17: 12,442,952 km (0.085 R)
• M18: 13,684,465 km (0.114 R)
• M19: 14,019,415 km (0.049 R)
• M20: 14,458,036 km (0.108 R)
• M21: 16,358,527 km (0.048 R)
• M22: 18,478,179 km (0.118 R)
• M23: 18,828,837 km (0.087 R)
• M24: 19,303,212 km (0.066 R)
• M25: 19,846,551 km (0.096 R)
• M26: 21,217,466 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594

Radius: 12.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.21 AU - 4.53 AU

Year: 4916 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,102,319 km

• M1: 156,779 km (0.098 R)
• M2: 695,630 km (0.065 R)
• M3: 1,349,971 km (0.038 R)
• M4: 2,439,343 km (0.058 R)
• M5: 3,058,828 km (0.111 R)
• M6: 5,400,184 km (0.1 R)
• M7: 6,583,204 km (0.067 R)
• M8: 7,544,071 km (0.108 R)
• M9: 9,138,036 km (0.087 R)
• M10: 20,319,131 km (0.071 R)
• M11: 21,422,415 km (0.07 R)
• M12: 24,050,550 km (0.094 R)
• M13: 25,758,360 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.9

Radius: 4

Gravity: 37.68 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.87 AU - 9.93 AU

Year: 15719 Days

Day: 16.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,102,319 km

• M1: 59,540 km (0.059 R)
• M2: 285,283 km (0.069 R)
• M3: 1,793,080 km (0.079 R)
• M4: 2,026,453 km (0.087 R)
• M5: 2,575,776 km (0.098 R)
• M6: 3,117,021 km (0.106 R)
• M7: 3,374,629 km (0.113 R)
• M8: 3,674,273 km (0.07 R)
• M9: 3,816,242 km (0.105 R)
• M10: 5,263,900 km (0.09 R)
• M11: 5,517,917 km (0.071 R)
• M12: 7,485,129 km (0.107 R)
• M13: 7,806,316 km (0.096 R)
• M14: 8,674,582 km (0.086 R)
• M15: 9,392,951 km (0.089 R)
• M16: 9,658,787 km (0.072 R)
• M17: 9,820,801 km (0.093 R)
• M18: 10,205,716 km (0.072 R)
• M19: 12,600,629 km (0.12 R)
• M20: 12,989,434 km (0.112 R)
• M21: 13,186,753 km (0.101 R)
• M22: 17,327,921 km (0.045 R)
• M23: 18,546,246 km (0.084 R)
• M24: 21,151,793 km (0.08 R)
• M25: 21,516,662 km (0.061 R)
• M26: 23,018,325 km (0.109 R)
• M27: 23,501,526 km (0.04 R)
• M28: 24,588,205 km (0.114 R)
• M29: 29,158,420 km (0.048 R)
• M30: 29,724,050 km (0.117 R)
• M31: 30,181,670 km (0.108 R)
• M32: 33,027,021 km (0.117 R)
• M33: 35,402,486 km (0.081 R)
• M34: 38,292,417 km (0.046 R)
• M35: 38,427,355 km (0.037 R)
• M36: 40,770,805 km (0.103 R)
• M37: 51,919,287 km (0.067 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 11,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit