🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418

Radius: 14.5

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1 AU - 1.52 AU

Year: 928 Days

Day: 13.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,662,652 km

• M1: 190,288 km (0.093 R)
• M2: 671,395 km (0.08 R)
• M3: 1,145,321 km (0.071 R)
• M4: 1,690,007 km (0.054 R)
• M5: 2,277,478 km (0.082 R)
• M6: 3,223,086 km (0.092 R)
• M7: 4,184,402 km (0.092 R)
• M8: 5,622,935 km (0.094 R)
• M9: 6,404,883 km (0.12 R)
• M10: 7,759,492 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.7

Radius: 11.8

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.08 AU - 1.44 AU

Year: 928 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,662,652 km

• M1: 146,905 km (0.115 R)
• M2: 540,796 km (0.08 R)
• M3: 1,292,825 km (0.076 R)
• M4: 3,092,786 km (0.112 R)
• M5: 3,488,024 km (0.101 R)
• M6: 3,992,019 km (0.081 R)
• M7: 4,365,415 km (0.048 R)
• M8: 5,571,922 km (0.042 R)
• M9: 6,120,498 km (0.115 R)
• M10: 6,597,864 km (0.104 R)
• M11: 7,326,406 km (0.071 R)
• M12: 7,722,092 km (0.098 R)
• M13: 8,607,712 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.7

Radius: 14.8

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.06 AU - 3.4 AU

Year: 2959 Days

Day: 14.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,662,652 km

• M1: 185,053 km (0.071 R)
• M2: 1,031,178 km (0.118 R)
• M3: 2,097,063 km (0.04 R)
• M4: 3,221,889 km (0.069 R)
• M5: 3,792,456 km (0.096 R)
• M6: 4,539,697 km (0.118 R)
• M7: 5,284,844 km (0.107 R)
• M8: 6,698,095 km (0.111 R)
• M9: 8,350,852 km (0.105 R)
• M10: 9,111,707 km (0.064 R)
• M11: 10,772,243 km (0.116 R)
• M12: 11,340,865 km (0.069 R)
• M13: 11,929,383 km (0.116 R)
• M14: 14,296,321 km (0.101 R)
• M15: 15,488,316 km (0.112 R)
• M16: 18,069,927 km (0.092 R)
• M17: 18,584,244 km (0.06 R)
• M18: 19,642,051 km (0.074 R)
• M19: 21,114,692 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.5

Radius: 14.1

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.33 AU - 4.47 AU

Year: 5052 Days

Day: 8 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,662,652 km

• M1: 175,478 km (0.111 R)
• M2: 638,035 km (0.111 R)
• M3: 1,513,482 km (0.119 R)
• M4: 2,382,795 km (0.051 R)
• M5: 3,328,104 km (0.03 R)
• M6: 5,590,024 km (0.102 R)
• M7: 9,193,836 km (0.117 R)
• M8: 14,277,322 km (0.087 R)
• M9: 15,514,646 km (0.118 R)
• M10: 24,861,371 km (0.067 R)
• M11: 25,939,972 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.2

Radius: 11.8

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.25 AU - 4.53 AU

Year: 6034 Days

Day: 9.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,662,652 km

• M1: 147,653 km (0.102 R)
• M2: 550,371 km (0.053 R)
• M3: 999,314 km (0.072 R)
• M4: 1,578,407 km (0.113 R)
• M5: 1,999,824 km (0.101 R)
• M6: 2,833,832 km (0.102 R)
• M7: 3,648,094 km (0.072 R)
• M8: 4,750,630 km (0.032 R)
• M9: 6,786,507 km (0.082 R)
• M10: 7,604,808 km (0.081 R)
• M11: 8,078,135 km (0.086 R)
• M12: 8,446,146 km (0.104 R)
• M13: 8,954,031 km (0.105 R)
• M14: 9,663,125 km (0.093 R)
• M15: 12,068,958 km (0.095 R)
• M16: 13,101,183 km (0.055 R)
• M17: 14,368,875 km (0.11 R)
• M18: 18,240,468 km (0.096 R)
• M19: 20,566,266 km (0.099 R)
• M20: 21,023,438 km (0.083 R)
• M21: 23,994,002 km (0.057 R)
• M22: 24,842,522 km (0.096 R)
• M23: 26,152,700 km (0.116 R)
• M24: 28,532,203 km (0.062 R)
• M25: 32,469,320 km (0.066 R)
• M26: 32,985,582 km (0.083 R)
• M27: 33,402,661 km (0.099 R)
• M28: 37,882,220 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.5

Radius: 6.1

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.25 AU - 8.35 AU

Year: 14291 Days

Day: 21.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,662,652 km

• M1: 75,846 km (0.094 R)
• M2: 277,803 km (0.099 R)
• M3: 574,007 km (0.109 R)
• M4: 790,326 km (0.077 R)
• M5: 1,202,916 km (0.119 R)
• M6: 1,419,684 km (0.107 R)
• M7: 2,146,729 km (0.107 R)
• M8: 3,186,135 km (0.055 R)
• M9: 4,248,131 km (0.101 R)
• M10: 4,756,315 km (0.099 R)
• M11: 7,084,207 km (0.103 R)
• M12: 7,879,918 km (0.113 R)
• M13: 8,601,878 km (0.11 R)
• M14: 9,091,811 km (0.065 R)
• M15: 12,769,973 km (0.052 R)
• M16: 13,231,632 km (0.106 R)
• M17: 14,620,649 km (0.082 R)
• M18: 17,263,145 km (0.058 R)
• M19: 18,042,102 km (0.111 R)
• M20: 18,696,742 km (0.078 R)
• M21: 22,209,001 km (0.051 R)
• M22: 23,989,066 km (0.092 R)
• M23: 25,317,196 km (0.035 R)
• M24: 27,543,212 km (0.09 R)
• M25: 40,650,977 km (0.08 R)
• M26: 41,397,770 km (0.069 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 20,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit