🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 14

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.48 AU - 2.18 AU

Year: 1740 Days

Day: 7.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,115,916 km

• M1: 174,132 km (0.119 R)
• M2: 621,430 km (0.055 R)
• M3: 1,159,084 km (0.111 R)
• M4: 1,968,858 km (0.069 R)
• M5: 2,405,983 km (0.061 R)
• M6: 2,982,084 km (0.086 R)
• M7: 3,683,848 km (0.109 R)
• M8: 5,133,601 km (0.106 R)
• M9: 6,545,356 km (0.096 R)
• M10: 7,480,791 km (0.112 R)
• M11: 8,083,820 km (0.071 R)
• M12: 8,969,888 km (0.087 R)
• M13: 9,617,946 km (0.113 R)
• M14: 10,331,827 km (0.08 R)
• M15: 11,600,268 km (0.087 R)
• M16: 12,568,016 km (0.061 R)
• M17: 14,445,021 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.2

Radius: 9

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.93 AU - 2.05 AU

Year: 1973 Days

Day: 7.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 161.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,115,916 km

• M1: 112,198 km (0.053 R)
• M2: 456,872 km (0.037 R)
• M3: 778,358 km (0.116 R)
• M4: 1,975,440 km (0.087 R)
• M5: 2,781,772 km (0.107 R)
• M6: 3,202,741 km (0.084 R)
• M7: 3,848,106 km (0.077 R)
• M8: 4,854,900 km (0.089 R)
• M9: 5,303,394 km (0.075 R)
• M10: 5,803,949 km (0.115 R)
• M11: 6,129,474 km (0.064 R)
• M12: 6,735,046 km (0.065 R)
• M13: 7,236,498 km (0.118 R)
• M14: 8,314,051 km (0.034 R)
• M15: 8,695,975 km (0.119 R)
• M16: 9,737,026 km (0.076 R)
• M17: 12,349,454 km (0.074 R)
• M18: 13,272,024 km (0.091 R)
• M19: 14,466,413 km (0.07 R)
• M20: 15,973,013 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.1

Radius: 9.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.64 AU - 2.46 AU

Year: 2063 Days

Day: 13.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,115,916 km

• M1: 119,379 km (0.103 R)
• M2: 464,801 km (0.075 R)
• M3: 850,913 km (0.11 R)
• M4: 1,587,233 km (0.092 R)
• M5: 2,025,106 km (0.107 R)
• M6: 2,728,964 km (0.073 R)
• M7: 3,425,193 km (0.087 R)
• M8: 3,876,081 km (0.07 R)
• M9: 4,442,458 km (0.112 R)
• M10: 5,582,095 km (0.109 R)
• M11: 5,947,712 km (0.041 R)
• M12: 6,727,117 km (0.09 R)
• M13: 7,274,496 km (0.104 R)
• M14: 7,936,317 km (0.099 R)
• M15: 8,972,731 km (0.096 R)
• M16: 10,197,488 km (0.106 R)
• M17: 10,503,117 km (0.075 R)
• M18: 11,493,754 km (0.088 R)
• M19: 12,314,747 km (0.112 R)
• M20: 12,622,769 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.4

Radius: 8.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.62 AU - 6.24 AU

Year: 8894 Days

Day: 5.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,115,916 km

• M1: 108,458 km (0.095 R)
• M2: 412,741 km (0.041 R)
• M3: 779,106 km (0.104 R)
• M4: 1,458,579 km (0.108 R)
• M5: 1,774,829 km (0.099 R)
• M6: 4,294,656 km (0.098 R)
• M7: 7,020,179 km (0.104 R)
• M8: 8,029,067 km (0.094 R)
• M9: 9,024,043 km (0.035 R)
• M10: 9,832,021 km (0.101 R)
• M11: 13,134,095 km (0.03 R)
• M12: 13,598,746 km (0.065 R)
• M13: 15,008,556 km (0.084 R)
• M14: 16,088,503 km (0.1 R)
• M15: 17,219,613 km (0.07 R)
• M16: 17,776,416 km (0.106 R)
• M17: 18,518,122 km (0.06 R)

Asteroid Belt

Center: 6.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414

Radius: 5

Gravity: 16.56 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.37 AU - 9.31 AU

Year: 15431 Days

Day: 18.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,115,916 km

• M1: 62,233 km (0.088 R)
• M2: 309,368 km (0.115 R)
• M3: 481,705 km (0.074 R)
• M4: 754,721 km (0.106 R)
• M5: 2,205,521 km (0.046 R)
• M6: 2,626,340 km (0.077 R)
• M7: 3,521,683 km (0.093 R)
• M8: 3,679,659 km (0.099 R)
• M9: 4,038,395 km (0.061 R)
• M10: 5,638,493 km (0.077 R)
• M11: 6,499,728 km (0.026 R)
• M12: 7,794,947 km (0.109 R)
• M13: 12,635,485 km (0.094 R)
• M14: 15,461,538 km (0.105 R)
• M15: 18,444,221 km (0.108 R)
• M16: 25,029,070 km (0.118 R)
• M17: 29,974,925 km (0.069 R)
• M18: 32,444,487 km (0.103 R)
• M19: 37,656,926 km (0.115 R)
• M20: 42,016,058 km (0.117 R)
• M21: 47,438,532 km (0.114 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: 368 - 10,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit