🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.7

Radius: 8.2

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.46 AU - 0.56 AU

Year: 243 Days

Day: 12.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,219,623 km

• M1: 102,026 km (0.091 R)
• M2: 384,467 km (0.065 R)
• M3: 795,113 km (0.098 R)
• M4: 1,050,775 km (0.064 R)
• M5: 1,413,700 km (0.108 R)
• M6: 1,690,007 km (0.088 R)
• M7: 2,972,210 km (0.098 R)
• M8: 3,572,098 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.2

Radius: 11.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.65 AU - 1.07 AU

Year: 532 Days

Day: 6.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,219,623 km

• M1: 141,819 km (0.115 R)
• M2: 528,828 km (0.098 R)
• M3: 1,050,775 km (0.115 R)
• M4: 1,435,242 km (0.062 R)
• M5: 2,005,210 km (0.119 R)
• M6: 2,395,660 km (0.112 R)
• M7: 2,805,409 km (0.074 R)
• M8: 3,285,618 km (0.103 R)
• M9: 4,047,370 km (0.071 R)
• M10: 4,485,094 km (0.116 R)
• M11: 5,193,140 km (0.114 R)
• M12: 5,956,538 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.9

Radius: 8.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.79 AU - 1.11 AU

Year: 617 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,219,623 km

• M1: 106,962 km (0.09 R)
• M2: 412,292 km (0.062 R)
• M3: 809,474 km (0.117 R)
• M4: 1,170,603 km (0.104 R)
• M5: 1,493,884 km (0.114 R)
• M6: 1,900,491 km (0.095 R)
• M7: 2,407,329 km (0.119 R)
• M8: 3,351,441 km (0.038 R)
• M9: 3,855,736 km (0.1 R)
• M10: 4,654,738 km (0.081 R)
• M11: 5,693,246 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.6

Radius: 14.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.18 AU - 2.92 AU

Year: 2715 Days

Day: 12.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,219,623 km

• M1: 177,872 km (0.084 R)
• M2: 1,285,046 km (0.116 R)
• M3: 1,996,234 km (0.111 R)
• M4: 2,861,658 km (0.12 R)
• M5: 3,327,206 km (0.038 R)
• M6: 4,153,585 km (0.114 R)
• M7: 5,831,923 km (0.083 R)
• M8: 6,646,484 km (0.118 R)
• M9: 7,567,857 km (0.095 R)
• M10: 11,095,524 km (0.039 R)
• M11: 16,343,268 km (0.066 R)
• M12: 17,448,796 km (0.114 R)
• M13: 20,118,221 km (0.102 R)
• M14: 21,517,859 km (0.058 R)
• M15: 22,575,815 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.1

Radius: 14.9

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.43 AU - 3.85 AU

Year: 4631 Days

Day: 9.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,219,623 km

• M1: 190,288 km (0.046 R)
• M2: 756,666 km (0.074 R)
• M3: 1,388,867 km (0.109 R)
• M4: 1,999,824 km (0.116 R)
• M5: 2,581,910 km (0.027 R)
• M6: 3,101,463 km (0.117 R)
• M7: 4,678,823 km (0.111 R)
• M8: 5,208,100 km (0.101 R)
• M9: 5,836,411 km (0.107 R)
• M10: 7,041,422 km (0.066 R)
• M11: 7,667,489 km (0.078 R)
• M12: 8,254,960 km (0.093 R)
• M13: 11,420,900 km (0.092 R)
• M14: 14,314,871 km (0.043 R)
• M15: 14,925,080 km (0.115 R)
• M16: 15,961,195 km (0.101 R)
• M17: 18,048,385 km (0.094 R)
• M18: 21,154,485 km (0.083 R)
• M19: 21,656,685 km (0.08 R)
• M20: 23,745,072 km (0.106 R)
• M21: 24,287,663 km (0.084 R)
• M22: 24,997,206 km (0.072 R)
• M23: 26,128,465 km (0.054 R)
• M24: 30,267,539 km (0.08 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.8

Radius: 4.4

Gravity: 24.27 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.48 AU - 6.9 AU

Year: 10270 Days

Day: 16.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,219,623 km

• M1: 54,753 km (0.086 R)
• M2: 196,871 km (0.102 R)
• M3: 358,885 km (0.052 R)
• M4: 512,373 km (0.109 R)
• M5: 663,766 km (0.105 R)
• M6: 987,944 km (0.098 R)
• M7: 1,238,371 km (0.08 R)
• M8: 1,449,753 km (0.112 R)
• M9: 1,773,782 km (0.094 R)
• M10: 3,126,147 km (0.101 R)
• M11: 3,567,610 km (0.118 R)
• M12: 3,740,396 km (0.081 R)
• M13: 3,944,597 km (0.094 R)
• M14: 4,516,360 km (0.103 R)
• M15: 4,718,616 km (0.085 R)
• M16: 4,927,006 km (0.071 R)
• M17: 5,330,322 km (0.091 R)
• M18: 6,452,455 km (0.107 R)
• M19: 7,204,334 km (0.093 R)
• M20: 7,440,998 km (0.049 R)
• M21: 7,601,517 km (0.098 R)
• M22: 8,746,539 km (0.044 R)
• M23: 9,665,668 km (0.119 R)
• M24: 15,565,658 km (0.069 R)
• M25: 16,027,617 km (0.099 R)
• M26: 20,526,324 km (0.112 R)
• M27: 23,575,876 km (0.077 R)
• M28: 24,893,684 km (0.092 R)
• M29: 25,434,331 km (0.116 R)
• M30: 29,942,911 km (0.107 R)
• M31: 31,069,982 km (0.026 R)
• M32: 33,082,971 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.7

Radius: 5.7

Gravity: 13.78 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.18 AU - 7.28 AU

Year: 11643 Days

Day: 20 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,219,623 km

• M1: 71,059 km (0.056 R)
• M2: 300,692 km (0.025 R)
• M3: 594,502 km (0.097 R)
• M4: 1,123,779 km (0.027 R)
• M5: 1,768,247 km (0.108 R)
• M6: 4,372,147 km (0.063 R)
• M7: 4,935,084 km (0.108 R)
• M8: 8,763,892 km (0.07 R)
• M9: 9,999,421 km (0.112 R)
• M10: 11,401,003 km (0.071 R)
• M11: 11,784,722 km (0.11 R)
• M12: 13,957,631 km (0.113 R)
• M13: 14,716,092 km (0.063 R)
• M14: 15,568,351 km (0.093 R)
• M15: 16,108,848 km (0.119 R)
• M16: 20,328,406 km (0.11 R)
• M17: 22,052,073 km (0.108 R)
• M18: 22,819,809 km (0.101 R)
• M19: 25,507,634 km (0.095 R)
• M20: 27,804,111 km (0.07 R)
• M21: 29,002,539 km (0.077 R)
• M22: 29,717,318 km (0.067 R)
• M23: 32,694,016 km (0.069 R)
• M24: 34,937,984 km (0.112 R)
• M25: 37,884,614 km (0.058 R)
• M26: 44,671,121 km (0.101 R)
• M27: 45,761,091 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.3

Radius: 3.8

Gravity: 19.55 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.1 AU - 9 AU

Year: 15231 Days

Day: 20.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,219,623 km

• M1: 47,722 km (0.026 R)
• M2: 206,445 km (0.12 R)
• M3: 644,019 km (0.101 R)
• M4: 857,345 km (0.111 R)
• M5: 1,071,719 km (0.115 R)
• M6: 1,727,107 km (0.082 R)
• M7: 1,868,777 km (0.059 R)
• M8: 2,266,557 km (0.031 R)
• M9: 2,867,043 km (0.072 R)
• M10: 3,719,901 km (0.064 R)
• M11: 7,070,145 km (0.09 R)
• M12: 7,392,977 km (0.114 R)
• M13: 9,109,014 km (0.103 R)
• M14: 9,491,237 km (0.069 R)
• M15: 9,637,244 km (0.037 R)
• M16: 11,181,244 km (0.053 R)
• M17: 15,409,478 km (0.093 R)
• M18: 16,717,712 km (0.053 R)
• M19: 17,002,247 km (0.11 R)
• M20: 19,008,055 km (0.084 R)
• M21: 19,631,429 km (0.095 R)
• M22: 20,836,590 km (0.096 R)
• M23: 21,166,154 km (0.067 R)
• M24: 23,660,100 km (0.115 R)
• M25: 25,772,123 km (0.113 R)
• M26: 26,535,222 km (0.085 R)
• M27: 27,313,280 km (0.051 R)
• M28: 32,303,566 km (0.092 R)
• M29: 42,834,508 km (0.119 R)
• M30: 45,403,702 km (0.112 R)
• M31: 46,937,080 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 19,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit