🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.8

Radius: 14.2

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.94 AU - 1.24 AU

Year: 759 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,060,837 km

• M1: 176,825 km (0.116 R)
• M2: 761,752 km (0.1 R)
• M3: 1,247,048 km (0.072 R)
• M4: 1,782,459 km (0.079 R)
• M5: 2,276,880 km (0.105 R)
• M6: 2,897,112 km (0.114 R)
• M7: 4,589,214 km (0.096 R)
• M8: 5,071,368 km (0.101 R)
• M9: 5,534,224 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.4

Radius: 8.2

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.4 AU - 2.26 AU

Year: 1651 Days

Day: 11.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,060,837 km

• M1: 103,223 km (0.106 R)
• M2: 360,680 km (0.116 R)
• M3: 898,784 km (0.082 R)
• M4: 1,241,064 km (0.049 R)
• M5: 1,530,536 km (0.086 R)
• M6: 1,884,634 km (0.041 R)
• M7: 2,172,161 km (0.1 R)
• M8: 2,465,373 km (0.118 R)
• M9: 2,734,051 km (0.114 R)
• M10: 3,174,018 km (0.081 R)
• M11: 3,979,154 km (0.069 R)
• M12: 4,403,264 km (0.109 R)
• M13: 4,764,094 km (0.106 R)
• M14: 5,565,490 km (0.103 R)
• M15: 5,901,636 km (0.115 R)
• M16: 6,431,362 km (0.062 R)
• M17: 7,309,352 km (0.119 R)
• M18: 7,842,070 km (0.052 R)
• M19: 8,319,138 km (0.043 R)
• M20: 8,759,255 km (0.081 R)
• M21: 9,243,802 km (0.115 R)
• M22: 10,805,305 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.8

Radius: 13.2

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.57 AU - 2.09 AU

Year: 1651 Days

Day: 9.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,060,837 km

• M1: 164,258 km (0.117 R)
• M2: 853,605 km (0.059 R)
• M3: 1,302,848 km (0.065 R)
• M4: 2,169,319 km (0.067 R)
• M5: 2,699,494 km (0.117 R)
• M6: 3,821,627 km (0.084 R)
• M7: 4,507,833 km (0.05 R)
• M8: 5,657,791 km (0.043 R)
• M9: 8,445,997 km (0.101 R)
• M10: 9,212,835 km (0.117 R)
• M11: 10,953,556 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.7

Radius: 13.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.53 AU - 5.23 AU

Year: 6113 Days

Day: 14.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,060,837 km

• M1: 167,849 km (0.067 R)
• M2: 891,753 km (0.082 R)
• M3: 1,376,600 km (0.056 R)
• M4: 1,883,736 km (0.096 R)
• M5: 2,414,958 km (0.08 R)
• M6: 3,225,330 km (0.102 R)
• M7: 3,762,536 km (0.038 R)
• M8: 4,460,410 km (0.094 R)
• M9: 5,622,935 km (0.088 R)
• M10: 6,307,944 km (0.082 R)
• M11: 6,772,445 km (0.113 R)
• M12: 9,576,956 km (0.101 R)
• M13: 10,418,445 km (0.075 R)
• M14: 11,212,660 km (0.082 R)
• M15: 13,348,169 km (0.07 R)
• M16: 14,798,969 km (0.116 R)
• M17: 17,296,955 km (0.047 R)
• M18: 18,679,837 km (0.098 R)
• M19: 19,711,913 km (0.086 R)
• M20: 22,496,528 km (0.118 R)
• M21: 22,958,935 km (0.119 R)
• M22: 25,450,487 km (0.102 R)
• M23: 27,412,015 km (0.115 R)
• M24: 28,206,230 km (0.057 R)
• M25: 28,744,333 km (0.057 R)
• M26: 30,681,626 km (0.075 R)
• M27: 32,117,616 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.2

Radius: 7.3

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.7 AU - 10.8 AU

Year: 17260 Days

Day: 16.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,060,837 km

• M1: 90,806 km (0.099 R)
• M2: 518,656 km (0.058 R)
• M3: 776,563 km (0.037 R)
• M4: 1,011,880 km (0.083 R)
• M5: 1,267,543 km (0.05 R)
• M6: 1,751,043 km (0.079 R)
• M7: 2,618,112 km (0.07 R)
• M8: 2,929,725 km (0.064 R)
• M9: 4,431,538 km (0.052 R)
• M10: 4,840,389 km (0.095 R)
• M11: 5,972,845 km (0.111 R)
• M12: 7,272,551 km (0.035 R)
• M13: 8,087,560 km (0.088 R)
• M14: 8,750,877 km (0.107 R)
• M15: 18,521,264 km (0.11 R)
• M16: 19,580,865 km (0.104 R)
• M17: 22,603,490 km (0.109 R)
• M18: 23,710,515 km (0.106 R)
• M19: 25,277,702 km (0.026 R)
• M20: 25,599,188 km (0.096 R)
• M21: 28,270,557 km (0.096 R)
• M22: 29,673,486 km (0.073 R)
• M23: 30,031,324 km (0.054 R)
• M24: 34,290,525 km (0.096 R)
• M25: 38,793,421 km (0.025 R)
• M26: 41,260,140 km (0.118 R)
• M27: 42,758,811 km (0.056 R)
• M28: 47,635,104 km (0.116 R)
• M29: 50,122,467 km (0.058 R)
• M30: 56,078,258 km (0.044 R)
• M31: 59,225,647 km (0.111 R)
• M32: 60,746,759 km (0.087 R)
• M33: 62,098,974 km (0.116 R)
• M34: 62,488,975 km (0.029 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 12,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit