🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.2

Radius: 9.3

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.69 AU - 1.77 AU

Year: 1517 Days

Day: 5.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,490,208 km

• M1: 115,639 km (0.095 R)
• M2: 405,560 km (0.118 R)
• M3: 708,645 km (0.117 R)
• M4: 1,226,104 km (0.09 R)
• M5: 2,025,406 km (0.112 R)
• M6: 2,633,072 km (0.1 R)
• M7: 2,957,999 km (0.101 R)
• M8: 3,438,507 km (0.089 R)
• M9: 3,898,820 km (0.071 R)
• M10: 5,048,479 km (0.085 R)
• M11: 5,806,043 km (0.077 R)
• M12: 6,510,499 km (0.091 R)
• M13: 7,800,332 km (0.099 R)
• M14: 8,355,340 km (0.115 R)
• M15: 9,125,321 km (0.09 R)
• M16: 9,874,806 km (0.085 R)
• M17: 10,454,797 km (0.048 R)
• M18: 11,833,341 km (0.112 R)
• M19: 12,566,221 km (0.045 R)
• M20: 13,084,877 km (0.041 R)
• M21: 13,534,867 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.1

Radius: 9.8

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.24 AU - 3.22 AU

Year: 3008 Days

Day: 7.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,490,208 km

• M1: 122,072 km (0.098 R)
• M2: 470,336 km (0.054 R)
• M3: 907,760 km (0.051 R)
• M4: 1,222,215 km (0.105 R)
• M5: 1,639,892 km (0.062 R)
• M6: 3,748,773 km (0.063 R)
• M7: 4,661,021 km (0.091 R)
• M8: 6,260,970 km (0.09 R)
• M9: 7,375,474 km (0.113 R)
• M10: 8,466,043 km (0.115 R)
• M11: 9,529,983 km (0.112 R)
• M12: 10,822,060 km (0.089 R)
• M13: 14,557,967 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.8

Radius: 9.6

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.01 AU - 4.29 AU

Year: 4650 Days

Day: 13.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,490,208 km

• M1: 119,379 km (0.117 R)
• M2: 425,008 km (0.075 R)
• M3: 752,926 km (0.103 R)
• M4: 1,628,971 km (0.102 R)
• M5: 2,423,037 km (0.056 R)
• M6: 2,969,219 km (0.113 R)
• M7: 3,358,173 km (0.091 R)
• M8: 3,780,937 km (0.109 R)
• M9: 4,540,894 km (0.089 R)
• M10: 5,346,030 km (0.066 R)
• M11: 5,981,521 km (0.087 R)
• M12: 6,422,386 km (0.069 R)
• M13: 7,569,652 km (0.093 R)
• M14: 8,923,513 km (0.112 R)
• M15: 9,857,602 km (0.094 R)
• M16: 10,183,127 km (0.058 R)
• M17: 10,898,654 km (0.08 R)
• M18: 11,783,076 km (0.058 R)
• M19: 15,693,116 km (0.093 R)
• M20: 17,640,132 km (0.097 R)
• M21: 18,303,150 km (0.058 R)
• M22: 19,360,358 km (0.077 R)
• M23: 20,195,862 km (0.095 R)
• M24: 22,846,886 km (0.038 R)
• M25: 25,037,747 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.3

Radius: 8.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.29 AU - 5.31 AU

Year: 5946 Days

Day: 5.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,490,208 km

• M1: 102,026 km (0.086 R)
• M2: 406,009 km (0.061 R)
• M3: 732,431 km (0.067 R)
• M4: 1,136,046 km (0.076 R)
• M5: 1,569,282 km (0.077 R)
• M6: 2,134,163 km (0.101 R)
• M7: 2,422,738 km (0.114 R)
• M8: 2,905,041 km (0.1 R)
• M9: 3,485,032 km (0.098 R)
• M10: 4,424,058 km (0.116 R)
• M11: 4,963,657 km (0.117 R)
• M12: 5,261,208 km (0.083 R)
• M13: 5,692,947 km (0.099 R)
• M14: 6,096,412 km (0.082 R)
• M15: 9,371,409 km (0.117 R)
• M16: 10,078,708 km (0.081 R)
• M17: 11,921,006 km (0.117 R)
• M18: 13,842,141 km (0.109 R)
• M19: 14,994,344 km (0.103 R)
• M20: 15,328,097 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.7

Radius: 4.8

Gravity: 26.68 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.17 AU - 11.11 AU

Year: 18427 Days

Day: 17.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,490,208 km

• M1: 65,225 km (0.117 R)
• M2: 365,916 km (0.115 R)
• M3: 574,456 km (0.102 R)
• M4: 759,359 km (0.062 R)
• M5: 1,068,278 km (0.104 R)
• M6: 1,224,608 km (0.069 R)
• M7: 2,646,686 km (0.07 R)
• M8: 3,113,730 km (0.117 R)
• M9: 3,991,122 km (0.116 R)
• M10: 5,058,054 km (0.119 R)
• M11: 5,314,614 km (0.064 R)
• M12: 6,260,820 km (0.063 R)
• M13: 7,500,688 km (0.088 R)
• M14: 8,583,178 km (0.107 R)
• M15: 8,738,460 km (0.08 R)
• M16: 10,221,723 km (0.105 R)
• M17: 11,993,411 km (0.119 R)
• M18: 12,515,956 km (0.079 R)
• M19: 14,102,890 km (0.072 R)
• M20: 14,611,224 km (0.119 R)
• M21: 14,907,278 km (0.071 R)
• M22: 16,848,311 km (0.093 R)
• M23: 18,090,422 km (0.094 R)
• M24: 18,603,842 km (0.098 R)
• M25: 19,749,761 km (0.083 R)
• M26: 20,202,744 km (0.064 R)
• M27: 20,477,854 km (0.071 R)
• M28: 20,662,607 km (0.048 R)
• M29: 22,375,952 km (0.08 R)
• M30: 23,670,871 km (0.117 R)
• M31: 28,308,854 km (0.104 R)
• M32: 30,779,313 km (0.074 R)
• M33: 32,629,390 km (0.076 R)
• M34: 33,517,553 km (0.096 R)
• M35: 36,957,855 km (0.09 R)
• M36: 37,645,407 km (0.117 R)
• M37: 38,341,485 km (0.059 R)
• M38: 42,849,318 km (0.108 R)
• M39: 43,000,412 km (0.073 R)
• M40: 58,838,937 km (0.115 R)
• M41: 66,210,522 km (0.109 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: 304 - 15,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit