🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.2

Radius: 9.8

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.22 AU - 1.9 AU

Year: 1278 Days

Day: 5.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,527,470 km

• M1: 122,221 km (0.086 R)
• M2: 721,211 km (0.097 R)
• M3: 1,070,373 km (0.117 R)
• M4: 1,559,707 km (0.064 R)
• M5: 1,891,815 km (0.043 R)
• M6: 2,204,773 km (0.095 R)
• M7: 2,991,060 km (0.094 R)
• M8: 3,330,497 km (0.041 R)
• M9: 3,791,109 km (0.07 R)
• M10: 4,974,728 km (0.088 R)
• M11: 5,876,055 km (0.072 R)
• M12: 6,184,675 km (0.113 R)
• M13: 6,667,876 km (0.082 R)
• M14: 8,943,709 km (0.108 R)
• M15: 9,412,548 km (0.085 R)
• M16: 10,052,678 km (0.108 R)
• M17: 10,431,310 km (0.109 R)
• M18: 11,050,346 km (0.086 R)
• M19: 11,419,853 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.5

Radius: 9.8

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.41 AU - 1.97 AU

Year: 1441 Days

Day: 12.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,527,470 km

• M1: 121,922 km (0.097 R)
• M2: 472,729 km (0.117 R)
• M3: 953,686 km (0.087 R)
• M4: 1,367,025 km (0.106 R)
• M5: 2,550,644 km (0.11 R)
• M6: 3,329,749 km (0.082 R)
• M7: 3,649,739 km (0.099 R)
• M8: 5,549,782 km (0.067 R)
• M9: 7,373,230 km (0.114 R)
• M10: 11,825,412 km (0.095 R)
• M11: 12,767,729 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.8

Radius: 14.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.87 AU - 4.57 AU

Year: 5687 Days

Day: 14.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,527,470 km

• M1: 184,005 km (0.1 R)
• M2: 968,945 km (0.114 R)
• M3: 1,611,019 km (0.066 R)
• M4: 2,145,981 km (0.103 R)
• M5: 2,849,540 km (0.097 R)
• M6: 3,339,324 km (0.117 R)
• M7: 4,159,718 km (0.081 R)
• M8: 4,818,547 km (0.119 R)
• M9: 5,625,778 km (0.09 R)
• M10: 6,203,525 km (0.109 R)
• M11: 7,254,749 km (0.054 R)
• M12: 8,669,496 km (0.078 R)
• M13: 11,643,352 km (0.111 R)
• M14: 13,577,652 km (0.114 R)
• M15: 14,570,683 km (0.057 R)
• M16: 16,369,298 km (0.12 R)
• M17: 17,094,698 km (0.104 R)
• M18: 17,667,209 km (0.103 R)
• M19: 18,850,828 km (0.117 R)
• M20: 19,400,301 km (0.072 R)
• M21: 21,573,808 km (0.107 R)
• M22: 22,925,874 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.1

Radius: 12.3

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.31 AU - 4.45 AU

Year: 6013 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,527,470 km

• M1: 153,637 km (0.084 R)
• M2: 550,371 km (0.105 R)
• M3: 1,027,737 km (0.102 R)
• M4: 1,603,689 km (0.074 R)
• M5: 2,339,711 km (0.101 R)
• M6: 3,591,845 km (0.108 R)
• M7: 4,227,785 km (0.108 R)
• M8: 4,692,586 km (0.079 R)
• M9: 5,483,809 km (0.075 R)
• M10: 6,629,280 km (0.037 R)
• M11: 7,044,863 km (0.097 R)
• M12: 9,519,810 km (0.079 R)
• M13: 9,960,226 km (0.102 R)
• M14: 11,024,914 km (0.113 R)
• M15: 12,215,414 km (0.106 R)
• M16: 16,615,237 km (0.116 R)
• M17: 18,245,106 km (0.057 R)
• M18: 18,788,445 km (0.109 R)
• M19: 20,923,057 km (0.08 R)
• M20: 21,972,636 km (0.066 R)
• M21: 24,998,403 km (0.053 R)
• M22: 27,842,557 km (0.077 R)
• M23: 29,667,651 km (0.067 R)
• M24: 33,961,559 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.5

Radius: 8.1

Gravity: 14.82 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.48 AU - 6.7 AU

Year: 8670 Days

Day: 12.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,527,470 km

• M1: 100,679 km (0.075 R)
• M2: 446,699 km (0.059 R)
• M3: 837,299 km (0.112 R)
• M4: 1,501,364 km (0.116 R)
• M5: 1,809,985 km (0.052 R)
• M6: 2,160,792 km (0.09 R)
• M7: 3,045,214 km (0.101 R)
• M8: 3,372,086 km (0.051 R)
• M9: 4,124,413 km (0.104 R)
• M10: 5,851,820 km (0.027 R)
• M11: 7,502,632 km (0.093 R)
• M12: 9,837,107 km (0.102 R)
• M13: 11,033,292 km (0.117 R)
• M14: 11,582,615 km (0.115 R)
• M15: 12,440,559 km (0.118 R)
• M16: 14,476,137 km (0.111 R)
• M17: 15,403,345 km (0.095 R)
• M18: 15,675,463 km (0.106 R)
• M19: 19,273,741 km (0.101 R)
• M20: 21,306,028 km (0.077 R)
• M21: 24,385,500 km (0.088 R)
• M22: 26,079,098 km (0.035 R)
• M23: 29,804,234 km (0.101 R)
• M24: 34,794,520 km (0.065 R)
• M25: 39,547,095 km (0.089 R)
• M26: 41,092,142 km (0.117 R)
• M27: 41,747,530 km (0.056 R)
• M28: 42,276,957 km (0.061 R)
• M29: 46,674,685 km (0.1 R)
• M30: 48,983,728 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.4

Radius: 7.4

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.11 AU - 11.19 AU

Year: 19665 Days

Day: 20.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,527,470 km

• M1: 92,152 km (0.077 R)
• M2: 429,645 km (0.095 R)
• M3: 1,353,711 km (0.12 R)
• M4: 2,038,720 km (0.12 R)
• M5: 2,437,697 km (0.083 R)
• M6: 3,158,011 km (0.08 R)
• M7: 3,553,997 km (0.107 R)
• M8: 3,836,138 km (0.111 R)
• M9: 6,050,635 km (0.113 R)
• M10: 6,290,441 km (0.117 R)
• M11: 8,008,572 km (0.1 R)
• M12: 9,797,763 km (0.103 R)
• M13: 10,756,386 km (0.093 R)
• M14: 11,591,591 km (0.078 R)
• M15: 11,900,211 km (0.084 R)
• M16: 12,924,658 km (0.107 R)
• M17: 13,256,466 km (0.034 R)
• M18: 15,221,135 km (0.069 R)
• M19: 17,372,053 km (0.088 R)
• M20: 18,520,067 km (0.108 R)
• M21: 19,630,532 km (0.085 R)
• M22: 20,069,302 km (0.119 R)
• M23: 21,889,759 km (0.045 R)
• M24: 25,336,045 km (0.095 R)
• M25: 28,229,567 km (0.052 R)
• M26: 37,141,411 km (0.1 R)
• M27: 38,491,831 km (0.076 R)
• M28: 40,720,092 km (0.086 R)
• M29: 50,494,517 km (0.12 R)
• M30: 54,701,957 km (0.092 R)
• M31: 64,190,352 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.6

Radius: 3.8

Gravity: 50.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.78 AU - 10.9 AU

Year: 20249 Days

Day: 16.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,527,470 km

• M1: 48,470 km (0.109 R)
• M2: 258,056 km (0.096 R)
• M3: 763,697 km (0.113 R)
• M4: 1,014,573 km (0.079 R)
• M5: 1,379,442 km (0.119 R)
• M6: 1,557,912 km (0.05 R)
• M7: 2,082,552 km (0.117 R)
• M8: 2,716,548 km (0.071 R)
• M9: 3,269,910 km (0.112 R)
• M10: 3,648,094 km (0.07 R)
• M11: 3,894,930 km (0.056 R)
• M12: 4,666,855 km (0.117 R)
• M13: 5,778,966 km (0.098 R)
• M14: 8,511,371 km (0.113 R)
• M15: 9,280,304 km (0.113 R)
• M16: 10,094,565 km (0.12 R)
• M17: 11,665,193 km (0.112 R)
• M18: 12,200,305 km (0.076 R)
• M19: 15,201,836 km (0.107 R)
• M20: 15,920,804 km (0.079 R)
• M21: 21,500,505 km (0.055 R)
• M22: 21,799,402 km (0.115 R)
• M23: 22,101,141 km (0.106 R)
• M24: 23,230,904 km (0.12 R)
• M25: 27,430,116 km (0.108 R)
• M26: 28,613,585 km (0.107 R)
• M27: 28,733,861 km (0.052 R)
• M28: 41,600,625 km (0.051 R)
• M29: 47,062,892 km (0.097 R)
• M30: 47,566,737 km (0.083 R)
• M31: 48,584,900 km (0.083 R)
• M32: 52,083,995 km (0.088 R)
• M33: 52,622,846 km (0.098 R)
• M34: 54,446,145 km (0.115 R)
• M35: 59,578,399 km (0.096 R)
• M36: 65,231,703 km (0.108 R)
• M37: 71,011,566 km (0.111 R)
• M38: 73,460,932 km (0.074 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 12,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit