🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679

Radius: 12.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.55 AU - 0.89 AU

Year: 407 Days

Day: 12.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,206,071 km

• M1: 153,039 km (0.077 R)
• M2: 593,754 km (0.038 R)
• M3: 1,044,193 km (0.108 R)
• M4: 1,439,880 km (0.118 R)
• M5: 1,953,748 km (0.075 R)
• M6: 2,715,800 km (0.088 R)
• M7: 3,233,259 km (0.081 R)
• M8: 4,100,029 km (0.084 R)
• M9: 4,740,457 km (0.034 R)
• M10: 5,224,556 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.3

Radius: 14.3

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.68 AU - 0.94 AU

Year: 486 Days

Day: 9.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,206,071 km

• M1: 178,171 km (0.096 R)
• M2: 742,604 km (0.106 R)
• M3: 1,222,065 km (0.06 R)
• M4: 1,693,747 km (0.062 R)
• M5: 2,405,534 km (0.113 R)
• M6: 2,944,385 km (0.06 R)
• M7: 3,616,080 km (0.096 R)
• M8: 4,617,488 km (0.025 R)
• M9: 6,244,514 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795

Radius: 8.2

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.32 AU - 1.5 AU

Year: 1116 Days

Day: 14.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,206,071 km

• M1: 102,026 km (0.093 R)
• M2: 405,261 km (0.07 R)
• M3: 712,535 km (0.092 R)
• M4: 1,149,959 km (0.095 R)
• M5: 1,825,692 km (0.086 R)
• M6: 2,691,266 km (0.028 R)
• M7: 3,010,807 km (0.102 R)
• M8: 3,856,035 km (0.063 R)
• M9: 4,495,715 km (0.117 R)
• M10: 5,244,752 km (0.083 R)
• M11: 6,254,837 km (0.068 R)
• M12: 8,209,034 km (0.111 R)
• M13: 9,029,428 km (0.086 R)
• M14: 9,474,781 km (0.075 R)
• M15: 9,965,911 km (0.1 R)
• M16: 11,472,511 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.1

Radius: 11.3

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.94 AU - 2.14 AU

Year: 1943 Days

Day: 10.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,206,071 km

• M1: 142,118 km (0.101 R)
• M2: 540,647 km (0.091 R)
• M3: 915,539 km (0.096 R)
• M4: 1,320,650 km (0.083 R)
• M5: 2,349,584 km (0.08 R)
• M6: 2,705,627 km (0.116 R)
• M7: 3,425,791 km (0.079 R)
• M8: 4,369,155 km (0.1 R)
• M9: 4,783,542 km (0.12 R)
• M10: 5,619,644 km (0.106 R)
• M11: 7,581,470 km (0.117 R)
• M12: 8,462,452 km (0.069 R)
• M13: 9,444,413 km (0.092 R)
• M14: 10,211,700 km (0.066 R)
• M15: 10,721,231 km (0.05 R)
• M16: 11,362,706 km (0.1 R)
• M17: 12,515,807 km (0.102 R)
• M18: 13,355,500 km (0.083 R)
• M19: 16,741,647 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.1

Radius: 10.2

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.8 AU - 3.74 AU

Year: 3943 Days

Day: 7.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,206,071 km

• M1: 127,009 km (0.109 R)
• M2: 458,069 km (0.085 R)
• M3: 782,098 km (0.074 R)
• M4: 1,174,942 km (0.105 R)
• M5: 1,809,835 km (0.104 R)
• M6: 2,227,811 km (0.05 R)
• M7: 3,002,728 km (0.113 R)
• M8: 4,013,412 km (0.118 R)
• M9: 5,029,929 km (0.062 R)
• M10: 7,007,613 km (0.071 R)
• M11: 9,108,416 km (0.114 R)
• M12: 10,511,644 km (0.047 R)
• M13: 10,980,933 km (0.114 R)
• M14: 14,615,562 km (0.026 R)
• M15: 15,801,425 km (0.028 R)
• M16: 18,180,779 km (0.119 R)
• M17: 18,857,859 km (0.113 R)
• M18: 19,487,666 km (0.091 R)
• M19: 20,856,187 km (0.096 R)
• M20: 22,010,036 km (0.12 R)
• M21: 22,357,402 km (0.079 R)
• M22: 22,779,118 km (0.064 R)
• M23: 23,565,853 km (0.064 R)
• M24: 24,002,530 km (0.072 R)
• M25: 24,967,436 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.5

Radius: 13.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.03 AU - 3.75 AU

Year: 4162 Days

Day: 8.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,206,071 km

• M1: 164,109 km (0.059 R)
• M2: 605,273 km (0.078 R)
• M3: 1,108,221 km (0.115 R)
• M4: 1,946,867 km (0.098 R)
• M5: 2,591,783 km (0.076 R)
• M6: 3,090,243 km (0.066 R)
• M7: 5,452,842 km (0.104 R)
• M8: 5,912,257 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.4

Radius: 13.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.82 AU - 5.06 AU

Year: 7322 Days

Day: 5.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,206,071 km

• M1: 174,132 km (0.051 R)
• M2: 652,247 km (0.099 R)
• M3: 1,085,781 km (0.104 R)
• M4: 1,595,312 km (0.116 R)
• M5: 2,139,549 km (0.116 R)
• M6: 2,641,749 km (0.102 R)
• M7: 3,181,498 km (0.117 R)
• M8: 4,382,170 km (0.113 R)
• M9: 6,252,144 km (0.109 R)
• M10: 6,862,952 km (0.086 R)
• M11: 7,854,038 km (0.102 R)
• M12: 9,064,733 km (0.116 R)
• M13: 9,582,641 km (0.104 R)
• M14: 11,453,213 km (0.097 R)
• M15: 12,370,248 km (0.107 R)
• M16: 13,724,258 km (0.062 R)
• M17: 18,311,827 km (0.092 R)
• M18: 18,931,760 km (0.07 R)
• M19: 23,348,338 km (0.057 R)
• M20: 23,995,798 km (0.072 R)
• M21: 24,489,321 km (0.093 R)
• M22: 26,183,218 km (0.083 R)
• M23: 26,882,289 km (0.068 R)
• M24: 28,135,470 km (0.039 R)
• M25: 29,992,877 km (0.072 R)
• M26: 33,132,787 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.9

Radius: 4.1

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.03 AU - 6.69 AU

Year: 9460 Days

Day: 19 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,206,071 km

• M1: 51,013 km (0.118 R)
• M2: 258,356 km (0.105 R)
• M3: 415,284 km (0.09 R)
• M4: 671,844 km (0.069 R)
• M5: 1,056,759 km (0.114 R)
• M6: 1,522,757 km (0.115 R)
• M7: 2,965,927 km (0.073 R)
• M8: 3,411,879 km (0.028 R)
• M9: 3,639,417 km (0.102 R)
• M10: 4,875,245 km (0.105 R)
• M11: 6,000,969 km (0.054 R)
• M12: 6,924,437 km (0.096 R)
• M13: 7,326,406 km (0.047 R)
• M14: 7,821,575 km (0.11 R)
• M15: 8,137,077 km (0.096 R)
• M16: 8,379,126 km (0.053 R)
• M17: 9,177,829 km (0.109 R)
• M18: 11,269,507 km (0.083 R)
• M19: 12,083,918 km (0.072 R)
• M20: 13,828,827 km (0.103 R)
• M21: 15,061,214 km (0.074 R)
• M22: 15,365,048 km (0.11 R)
• M23: 18,080,698 km (0.093 R)
• M24: 27,838,817 km (0.119 R)
• M25: 30,080,841 km (0.101 R)
• M26: 32,642,255 km (0.086 R)
• M27: 33,253,213 km (0.045 R)
• M28: 33,458,611 km (0.093 R)
• M29: 35,881,648 km (0.042 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: 394 - 12,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit