🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 13.7

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.74 AU - 1.16 AU

Year: 607 Days

Day: 8.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,970,885 km

• M1: 170,392 km (0.095 R)
• M2: 609,611 km (0.111 R)
• M3: 1,116,150 km (0.079 R)
• M4: 1,604,288 km (0.053 R)
• M5: 2,290,643 km (0.055 R)
• M6: 3,296,389 km (0.032 R)
• M7: 3,974,815 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.5

Radius: 14.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.97 AU - 1.13 AU

Year: 706 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,970,885 km

• M1: 181,612 km (0.08 R)
• M2: 1,067,530 km (0.097 R)
• M3: 1,603,091 km (0.101 R)
• M4: 2,224,520 km (0.079 R)
• M5: 3,245,077 km (0.076 R)
• M6: 4,847,420 km (0.084 R)
• M7: 5,640,737 km (0.083 R)
• M8: 6,165,078 km (0.107 R)
• M9: 6,620,005 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.3

Radius: 13.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.78 AU - 2.38 AU

Year: 1968 Days

Day: 11.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,970,885 km

• M1: 169,195 km (0.113 R)
• M2: 815,458 km (0.046 R)
• M3: 1,331,720 km (0.049 R)
• M4: 2,173,208 km (0.059 R)
• M5: 2,714,902 km (0.085 R)
• M6: 3,427,736 km (0.098 R)
• M7: 3,982,295 km (0.116 R)
• M8: 4,636,786 km (0.059 R)
• M9: 5,076,305 km (0.051 R)
• M10: 6,488,658 km (0.1 R)
• M11: 8,792,465 km (0.118 R)
• M12: 11,222,383 km (0.083 R)
• M13: 12,097,681 km (0.032 R)
• M14: 12,652,390 km (0.116 R)
• M15: 13,100,136 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.5

Radius: 14.6

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.34 AU - 2.44 AU

Year: 2424 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,970,885 km

• M1: 181,911 km (0.115 R)
• M2: 718,818 km (0.108 R)
• M3: 1,351,168 km (0.06 R)
• M4: 2,615,120 km (0.114 R)
• M5: 6,740,282 km (0.029 R)
• M6: 7,408,236 km (0.097 R)
• M7: 9,609,270 km (0.071 R)
• M8: 11,394,122 km (0.058 R)
• M9: 12,344,068 km (0.1 R)
• M10: 12,947,696 km (0.109 R)
• M11: 13,752,831 km (0.093 R)
• M12: 15,120,006 km (0.042 R)
• M13: 15,962,542 km (0.047 R)
• M14: 16,524,282 km (0.058 R)
• M15: 17,099,186 km (0.082 R)
• M16: 18,013,977 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413

Radius: 12.7

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.95 AU - 4.67 AU

Year: 4879 Days

Day: 9.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,970,885 km

• M1: 160,219 km (0.067 R)
• M2: 637,885 km (0.058 R)
• M3: 1,070,522 km (0.111 R)
• M4: 1,548,039 km (0.036 R)
• M5: 1,992,344 km (0.109 R)
• M6: 2,430,367 km (0.075 R)
• M7: 3,485,331 km (0.113 R)
• M8: 4,194,724 km (0.096 R)
• M9: 5,544,247 km (0.071 R)
• M10: 7,327,154 km (0.068 R)
• M11: 8,421,313 km (0.105 R)
• M12: 9,196,679 km (0.08 R)
• M13: 11,855,781 km (0.049 R)
• M14: 13,118,088 km (0.074 R)
• M15: 14,365,136 km (0.085 R)
• M16: 15,257,188 km (0.077 R)
• M17: 17,093,801 km (0.064 R)
• M18: 19,323,856 km (0.048 R)
• M19: 23,270,996 km (0.107 R)
• M20: 23,700,342 km (0.118 R)
• M21: 24,280,931 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.8

Radius: 6.6

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.95 AU - 9.83 AU

Year: 18876 Days

Day: 24.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 91.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 56,970,885 km

• M1: 83,924 km (0.116 R)
• M2: 523,742 km (0.034 R)
• M3: 949,797 km (0.037 R)
• M4: 1,201,869 km (0.088 R)
• M5: 2,182,783 km (0.062 R)
• M6: 2,803,165 km (0.106 R)
• M7: 3,328,553 km (0.111 R)
• M8: 5,765,053 km (0.048 R)
• M9: 6,102,247 km (0.081 R)
• M10: 6,940,294 km (0.096 R)
• M11: 7,584,163 km (0.057 R)
• M12: 9,650,559 km (0.093 R)
• M13: 10,234,140 km (0.062 R)
• M14: 10,784,660 km (0.098 R)
• M15: 14,648,324 km (0.102 R)
• M16: 16,736,561 km (0.089 R)
• M17: 18,287,293 km (0.116 R)
• M18: 19,428,126 km (0.075 R)
• M19: 20,876,383 km (0.091 R)
• M20: 22,855,563 km (0.103 R)
• M21: 26,154,944 km (0.051 R)
• M22: 30,091,761 km (0.101 R)
• M23: 31,219,729 km (0.036 R)
• M24: 37,543,530 km (0.096 R)
• M25: 38,193,084 km (0.103 R)
• M26: 39,381,340 km (0.092 R)
• M27: 40,322,311 km (0.099 R)
• M28: 40,866,698 km (0.086 R)
• M29: 44,236,390 km (0.115 R)
• M30: 47,635,253 km (0.102 R)
• M31: 48,857,169 km (0.081 R)
• M32: 49,631,338 km (0.09 R)
• M33: 51,682,474 km (0.09 R)
• M34: 55,448,600 km (0.094 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: 279 - 14,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit