🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.4

Radius: 11.3

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.09 AU - 1.55 AU

Year: 1066 Days

Day: 9.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,103,504 km

• M1: 140,622 km (0.118 R)
• M2: 821,442 km (0.069 R)
• M3: 1,494,932 km (0.066 R)
• M4: 1,913,955 km (0.11 R)
• M5: 2,543,164 km (0.107 R)
• M6: 3,082,913 km (0.068 R)
• M7: 4,279,397 km (0.098 R)
• M8: 4,746,292 km (0.112 R)
• M9: 6,460,833 km (0.11 R)
• M10: 6,897,060 km (0.099 R)
• M11: 7,612,138 km (0.111 R)
• M12: 8,025,028 km (0.108 R)
• M13: 9,082,386 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.5

Radius: 10.8

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.57 AU - 1.79 AU

Year: 1531 Days

Day: 6.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,103,504 km

• M1: 134,339 km (0.116 R)
• M2: 566,826 km (0.105 R)
• M3: 902,823 km (0.077 R)
• M4: 1,378,993 km (0.074 R)
• M5: 1,783,057 km (0.058 R)
• M6: 2,313,381 km (0.06 R)
• M7: 2,795,236 km (0.073 R)
• M8: 3,610,844 km (0.107 R)
• M9: 4,030,915 km (0.09 R)
• M10: 4,371,998 km (0.11 R)
• M11: 4,732,229 km (0.052 R)
• M12: 5,278,561 km (0.106 R)
• M13: 5,621,888 km (0.085 R)
• M14: 7,045,162 km (0.06 R)
• M15: 7,785,971 km (0.094 R)
• M16: 9,673,896 km (0.038 R)
• M17: 10,860,955 km (0.074 R)
• M18: 11,454,111 km (0.095 R)
• M19: 12,743,495 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.8

Radius: 10.8

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.64 AU - 3.06 AU

Year: 3382 Days

Day: 11.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,103,504 km

• M1: 134,339 km (0.029 R)
• M2: 664,663 km (0.117 R)
• M3: 1,152,352 km (0.072 R)
• M4: 1,595,162 km (0.066 R)
• M5: 2,359,009 km (0.104 R)
• M6: 2,777,584 km (0.118 R)
• M7: 3,985,437 km (0.084 R)
• M8: 4,377,533 km (0.033 R)
• M9: 5,645,076 km (0.098 R)
• M10: 6,071,729 km (0.112 R)
• M11: 6,814,033 km (0.111 R)
• M12: 7,832,645 km (0.062 R)
• M13: 8,624,616 km (0.076 R)
• M14: 9,879,294 km (0.045 R)
• M15: 11,966,034 km (0.026 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.7

Radius: 8.7

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.39 AU - 3.55 AU

Year: 3598 Days

Day: 13.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,103,504 km

• M1: 108,309 km (0.111 R)
• M2: 574,755 km (0.063 R)
• M3: 1,307,336 km (0.115 R)
• M4: 2,361,103 km (0.087 R)
• M5: 4,893,047 km (0.106 R)
• M6: 5,177,582 km (0.12 R)
• M7: 7,711,621 km (0.115 R)
• M8: 8,599,484 km (0.056 R)
• M9: 9,263,998 km (0.118 R)
• M10: 10,190,009 km (0.101 R)
• M11: 11,095,225 km (0.063 R)
• M12: 11,381,256 km (0.039 R)
• M13: 12,618,431 km (0.091 R)
• M14: 13,292,519 km (0.081 R)
• M15: 14,324,295 km (0.064 R)
• M16: 16,283,130 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.6

Radius: 11.4

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.75 AU - 3.23 AU

Year: 3634 Days

Day: 13.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,103,504 km

• M1: 141,819 km (0.082 R)
• M2: 620,083 km (0.105 R)
• M3: 1,032,375 km (0.086 R)
• M4: 1,392,457 km (0.11 R)
• M5: 1,779,467 km (0.109 R)
• M6: 2,365,741 km (0.112 R)
• M7: 2,744,971 km (0.032 R)
• M8: 3,512,708 km (0.095 R)
• M9: 3,886,253 km (0.057 R)
• M10: 4,807,627 km (0.101 R)
• M11: 5,708,356 km (0.104 R)
• M12: 7,049,500 km (0.088 R)
• M13: 7,487,074 km (0.109 R)
• M14: 8,766,734 km (0.068 R)
• M15: 10,625,338 km (0.081 R)
• M16: 11,201,589 km (0.105 R)
• M17: 12,461,503 km (0.055 R)
• M18: 14,751,098 km (0.074 R)
• M19: 16,371,093 km (0.08 R)
• M20: 17,196,126 km (0.113 R)
• M21: 18,632,564 km (0.066 R)
• M22: 19,229,011 km (0.102 R)
• M23: 19,776,689 km (0.101 R)
• M24: 20,460,052 km (0.087 R)
• M25: 22,005,847 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378.8

Radius: 4.5

Gravity: 18.71 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.74 AU - 8.02 AU

Year: 12685 Days

Day: 19.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,103,504 km

• M1: 56,099 km (0.095 R)
• M2: 214,523 km (0.107 R)
• M3: 392,246 km (0.067 R)
• M4: 855,999 km (0.088 R)
• M5: 1,133,204 km (0.114 R)
• M6: 1,593,367 km (0.053 R)
• M7: 1,834,070 km (0.12 R)
• M8: 3,252,856 km (0.099 R)
• M9: 4,032,261 km (0.106 R)
• M10: 4,280,145 km (0.109 R)
• M11: 4,867,316 km (0.099 R)
• M12: 6,530,545 km (0.078 R)
• M13: 7,266,567 km (0.044 R)
• M14: 7,551,252 km (0.071 R)
• M15: 8,809,968 km (0.026 R)
• M16: 11,570,049 km (0.092 R)
• M17: 15,918,111 km (0.025 R)
• M18: 16,958,265 km (0.092 R)
• M19: 19,560,071 km (0.086 R)
• M20: 20,833,448 km (0.101 R)
• M21: 21,992,084 km (0.063 R)
• M22: 23,544,012 km (0.051 R)
• M23: 26,385,324 km (0.115 R)
• M24: 28,235,252 km (0.079 R)
• M25: 28,635,426 km (0.068 R)
• M26: 31,010,143 km (0.103 R)
• M27: 33,736,713 km (0.116 R)
• M28: 36,737,347 km (0.043 R)
• M29: 39,785,853 km (0.111 R)
• M30: 40,036,729 km (0.07 R)
• M31: 43,130,712 km (0.066 R)
• M32: 45,007,118 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 11,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit