🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.7

Radius: 9.9

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.86 AU - 0.98 AU

Year: 561 Days

Day: 7 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,463,719 km

• M1: 123,119 km (0.082 R)
• M2: 500,106 km (0.054 R)
• M3: 993,629 km (0.098 R)
• M4: 1,351,617 km (0.052 R)
• M5: 1,723,816 km (0.112 R)
• M6: 2,118,156 km (0.091 R)
• M7: 3,031,302 km (0.099 R)
• M8: 3,350,095 km (0.114 R)
• M9: 4,679,721 km (0.088 R)
• M10: 5,525,697 km (0.078 R)
• M11: 5,985,411 km (0.049 R)
• M12: 6,450,511 km (0.032 R)
• M13: 6,856,370 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.5

Radius: 14.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.25 AU - 1.45 AU

Year: 997 Days

Day: 13 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,463,719 km

• M1: 185,352 km (0.087 R)
• M2: 683,961 km (0.051 R)
• M3: 1,495,829 km (0.086 R)
• M4: 2,244,267 km (0.038 R)
• M5: 2,759,482 km (0.106 R)
• M6: 3,734,262 km (0.101 R)
• M7: 5,595,559 km (0.105 R)
• M8: 6,114,215 km (0.099 R)
• M9: 7,043,068 km (0.044 R)
• M10: 7,697,259 km (0.099 R)
• M11: 8,189,137 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.2

Radius: 14.6

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.99 AU - 2.43 AU

Year: 2089 Days

Day: 10.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,463,719 km

• M1: 181,612 km (0.12 R)
• M2: 776,114 km (0.087 R)
• M3: 1,678,787 km (0.106 R)
• M4: 2,349,734 km (0.103 R)
• M5: 3,792,306 km (0.11 R)
• M6: 4,631,849 km (0.063 R)
• M7: 5,940,831 km (0.079 R)
• M8: 7,939,608 km (0.05 R)
• M9: 9,772,032 km (0.101 R)
• M10: 11,629,589 km (0.111 R)
• M11: 13,093,853 km (0.037 R)
• M12: 14,397,748 km (0.05 R)
• M13: 15,786,465 km (0.085 R)
• M14: 17,105,918 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.9

Radius: 7.4

Gravity: 12.89 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.01 AU - 7.63 AU

Year: 12592 Days

Day: 23.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,463,719 km

• M1: 92,451 km (0.094 R)
• M2: 331,658 km (0.1 R)
• M3: 584,778 km (0.079 R)
• M4: 880,982 km (0.09 R)
• M5: 1,189,153 km (0.107 R)
• M6: 1,583,643 km (0.119 R)
• M7: 2,307,398 km (0.101 R)
• M8: 4,005,184 km (0.089 R)
• M9: 4,511,124 km (0.081 R)
• M10: 4,926,258 km (0.114 R)
• M11: 5,759,219 km (0.098 R)
• M12: 6,056,769 km (0.052 R)
• M13: 6,364,641 km (0.042 R)
• M14: 8,341,727 km (0.11 R)
• M15: 10,751,749 km (0.067 R)
• M16: 11,845,758 km (0.11 R)
• M17: 12,206,139 km (0.09 R)
• M18: 12,573,701 km (0.064 R)
• M19: 13,203,059 km (0.11 R)
• M20: 17,658,981 km (0.109 R)
• M21: 18,769,895 km (0.067 R)
• M22: 20,180,603 km (0.109 R)
• M23: 21,305,878 km (0.109 R)
• M24: 24,834,892 km (0.108 R)
• M25: 26,634,854 km (0.093 R)
• M26: 29,059,237 km (0.031 R)
• M27: 29,495,315 km (0.112 R)
• M28: 31,741,826 km (0.117 R)
• M29: 35,445,420 km (0.087 R)
• M30: 37,981,703 km (0.072 R)
• M31: 41,870,649 km (0.098 R)
• M32: 42,567,027 km (0.064 R)
• M33: 44,269,600 km (0.05 R)
• M34: 52,013,534 km (0.049 R)
• M35: 54,617,285 km (0.116 R)
• M36: 55,615,701 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.2

Radius: 7.4

Gravity: 18.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.06 AU - 10.52 AU

Year: 18003 Days

Day: 23.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,463,719 km

• M1: 92,003 km (0.064 R)
• M2: 414,536 km (0.092 R)
• M3: 651,050 km (0.095 R)
• M4: 1,375,852 km (0.112 R)
• M5: 2,301,713 km (0.091 R)
• M6: 4,255,162 km (0.058 R)
• M7: 4,670,146 km (0.094 R)
• M8: 5,500,564 km (0.12 R)
• M9: 6,337,714 km (0.094 R)
• M10: 8,315,248 km (0.12 R)
• M11: 9,131,454 km (0.108 R)
• M12: 10,180,285 km (0.087 R)
• M13: 11,307,056 km (0.106 R)
• M14: 12,654,334 km (0.084 R)
• M15: 12,936,027 km (0.04 R)
• M16: 15,583,161 km (0.082 R)
• M17: 17,681,571 km (0.082 R)
• M18: 20,151,581 km (0.12 R)
• M19: 21,719,217 km (0.082 R)
• M20: 25,652,145 km (0.095 R)
• M21: 27,023,210 km (0.04 R)
• M22: 29,170,388 km (0.108 R)
• M23: 31,044,550 km (0.081 R)
• M24: 32,600,518 km (0.079 R)
• M25: 32,864,707 km (0.117 R)
• M26: 36,148,829 km (0.11 R)
• M27: 41,785,677 km (0.078 R)
• M28: 45,962,749 km (0.086 R)
• M29: 49,533,351 km (0.102 R)
• M30: 51,654,499 km (0.088 R)
• M31: 61,951,919 km (0.088 R)
• M32: 71,290,566 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.8

Radius: 3.4

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.61 AU - 12.13 AU

Year: 21233 Days

Day: 22.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,463,719 km

• M1: 42,336 km (0.098 R)
• M2: 409,449 km (0.094 R)
• M3: 531,072 km (0.112 R)
• M4: 1,130,511 km (0.103 R)
• M5: 1,890,169 km (0.065 R)
• M6: 2,299,469 km (0.075 R)
• M7: 3,377,322 km (0.114 R)
• M8: 4,250,524 km (0.105 R)
• M9: 5,842,844 km (0.115 R)
• M10: 7,380,261 km (0.06 R)
• M11: 7,717,156 km (0.077 R)
• M12: 8,142,762 km (0.106 R)
• M13: 11,078,620 km (0.087 R)
• M14: 13,458,273 km (0.096 R)
• M15: 14,245,008 km (0.065 R)
• M16: 16,916,826 km (0.087 R)
• M17: 25,774,516 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.1

Radius: 4.4

Gravity: 21.08 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.76 AU - 12.24 AU

Year: 21633 Days

Day: 18.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,463,719 km

• M1: 96,191 km (0.1 R)
• M2: 247,734 km (0.076 R)
• M3: 488,437 km (0.094 R)
• M4: 782,397 km (0.053 R)
• M5: 1,503,010 km (0.063 R)
• M6: 2,284,359 km (0.116 R)
• M7: 2,499,332 km (0.117 R)
• M8: 3,812,352 km (0.109 R)
• M9: 4,368,856 km (0.094 R)
• M10: 6,362,697 km (0.11 R)
• M11: 7,279,133 km (0.095 R)
• M12: 8,380,174 km (0.037 R)
• M13: 10,204,370 km (0.038 R)
• M14: 11,454,410 km (0.084 R)
• M15: 11,829,452 km (0.071 R)
• M16: 13,207,098 km (0.118 R)
• M17: 16,198,009 km (0.111 R)
• M18: 17,560,396 km (0.093 R)
• M19: 17,975,231 km (0.042 R)
• M20: 18,738,330 km (0.061 R)
• M21: 20,419,810 km (0.077 R)
• M22: 22,586,586 km (0.105 R)
• M23: 23,675,060 km (0.047 R)
• M24: 24,694,420 km (0.045 R)
• M25: 28,265,919 km (0.044 R)
• M26: 29,997,515 km (0.097 R)
• M27: 30,709,451 km (0.106 R)
• M28: 33,925,057 km (0.079 R)
• M29: 37,905,856 km (0.058 R)
• M30: 41,160,807 km (0.111 R)
• M31: 42,187,048 km (0.068 R)
• M32: 42,335,150 km (0.093 R)
• M33: 46,463,453 km (0.084 R)
• M34: 56,222,470 km (0.078 R)
• M35: 57,303,764 km (0.12 R)
• M36: 65,660,001 km (0.053 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 18,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit