🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.7

Radius: 11.9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.74 AU - 5.14 AU

Year: 4974 Days

Day: 12.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,619,267 km

• M1: 148,102 km (0.102 R)
• M2: 544,536 km (0.114 R)
• M3: 977,024 km (0.097 R)
• M4: 1,464,563 km (0.057 R)
• M5: 2,001,919 km (0.049 R)
• M6: 2,521,173 km (0.097 R)
• M7: 2,892,624 km (0.102 R)
• M8: 3,705,539 km (0.1 R)
• M9: 4,422,562 km (0.076 R)
• M10: 5,176,685 km (0.099 R)
• M11: 5,869,173 km (0.095 R)
• M12: 8,067,514 km (0.042 R)
• M13: 8,505,985 km (0.106 R)
• M14: 9,076,552 km (0.117 R)
• M15: 10,209,905 km (0.117 R)
• M16: 10,810,840 km (0.119 R)
• M17: 13,151,897 km (0.103 R)
• M18: 15,699,997 km (0.085 R)
• M19: 16,385,156 km (0.097 R)
• M20: 17,209,589 km (0.071 R)
• M21: 18,247,649 km (0.065 R)
• M22: 20,114,182 km (0.105 R)
• M23: 24,526,122 km (0.117 R)
• M24: 24,984,640 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912

Radius: 9.8

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.02 AU - 6.62 AU

Year: 6361 Days

Day: 7.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,619,267 km

• M1: 122,072 km (0.095 R)
• M2: 482,004 km (0.102 R)
• M3: 1,099,844 km (0.063 R)
• M4: 1,583,493 km (0.081 R)
• M5: 2,357,962 km (0.07 R)
• M6: 3,712,271 km (0.116 R)
• M7: 4,315,001 km (0.078 R)
• M8: 5,099,343 km (0.047 R)
• M9: 6,661,294 km (0.111 R)
• M10: 7,786,420 km (0.115 R)
• M11: 8,817,298 km (0.047 R)
• M12: 9,477,923 km (0.057 R)
• M13: 11,452,764 km (0.112 R)
• M14: 12,185,794 km (0.108 R)
• M15: 12,509,374 km (0.102 R)
• M16: 13,230,286 km (0.102 R)
• M17: 14,155,250 km (0.091 R)
• M18: 14,512,938 km (0.09 R)
• M19: 15,433,863 km (0.098 R)
• M20: 17,256,563 km (0.044 R)
• M21: 18,219,674 km (0.113 R)
• M22: 18,929,367 km (0.047 R)
• M23: 19,436,952 km (0.114 R)
• M24: 22,192,395 km (0.112 R)
• M25: 22,675,596 km (0.108 R)
• M26: 27,901,948 km (0.118 R)
• M27: 28,844,713 km (0.061 R)
• M28: 30,993,088 km (0.049 R)
• M29: 33,036,895 km (0.107 R)
• M30: 34,627,569 km (0.081 R)
• M31: 35,606,238 km (0.061 R)
• M32: 36,379,958 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.4

Radius: 10

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.49 AU - 8.37 AU

Year: 10117 Days

Day: 9.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,619,267 km

• M1: 134,638 km (0.086 R)
• M2: 687,103 km (0.103 R)
• M3: 1,354,160 km (0.099 R)
• M4: 2,233,945 km (0.025 R)
• M5: 3,606,505 km (0.069 R)
• M6: 3,942,502 km (0.076 R)
• M7: 4,600,583 km (0.103 R)
• M8: 6,420,741 km (0.096 R)
• M9: 7,087,798 km (0.12 R)
• M10: 10,995,294 km (0.112 R)
• M11: 13,968,552 km (0.064 R)
• M12: 14,632,916 km (0.118 R)
• M13: 15,318,373 km (0.074 R)
• M14: 19,003,118 km (0.079 R)
• M15: 19,750,060 km (0.074 R)
• M16: 23,316,923 km (0.103 R)
• M17: 27,894,169 km (0.112 R)
• M18: 28,329,947 km (0.117 R)
• M19: 28,947,487 km (0.069 R)
• M20: 31,040,212 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.3

Radius: 7

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.41 AU - 12.23 AU

Year: 15019 Days

Day: 19.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,619,267 km

• M1: 372,200 km (0.11 R)
• M2: 613,800 km (0.097 R)
• M3: 940,223 km (0.119 R)
• M4: 2,712,509 km (0.074 R)
• M5: 3,930,086 km (0.116 R)
• M6: 6,546,702 km (0.119 R)
• M7: 6,881,352 km (0.114 R)
• M8: 7,131,779 km (0.1 R)
• M9: 8,229,977 km (0.104 R)
• M10: 8,984,998 km (0.081 R)
• M11: 11,266,664 km (0.051 R)
• M12: 15,452,114 km (0.11 R)
• M13: 18,333,219 km (0.118 R)
• M14: 20,570,156 km (0.069 R)
• M15: 20,959,858 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.8

Radius: 8

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.19 AU - 12.69 AU

Year: 18691 Days

Day: 20.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,619,267 km

• M1: 99,632 km (0.108 R)
• M2: 412,890 km (0.055 R)
• M3: 749,186 km (0.119 R)
• M4: 1,338,602 km (0.11 R)
• M5: 1,639,293 km (0.116 R)
• M6: 2,950,668 km (0.063 R)
• M7: 4,603,725 km (0.111 R)
• M8: 5,489,943 km (0.111 R)
• M9: 8,456,618 km (0.039 R)
• M10: 10,551,437 km (0.063 R)
• M11: 14,570,833 km (0.03 R)
• M12: 18,781,115 km (0.048 R)
• M13: 19,233,050 km (0.037 R)
• M14: 21,210,884 km (0.062 R)
• M15: 29,866,916 km (0.041 R)
• M16: 41,522,983 km (0.078 R)
• M17: 42,135,886 km (0.092 R)
• M18: 44,010,796 km (0.06 R)
• M19: 44,488,163 km (0.119 R)
• M20: 57,383,200 km (0.111 R)
• M21: 61,450,317 km (0.051 R)
• M22: 69,721,284 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 15,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit