🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 8.4

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.12 AU - 1.38 AU

Year: 889 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 63.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,761,240 km

• M1: 104,419 km (0.09 R)
• M2: 386,411 km (0.111 R)
• M3: 669,450 km (0.099 R)
• M4: 934,687 km (0.118 R)
• M5: 1,272,330 km (0.103 R)
• M6: 1,734,887 km (0.071 R)
• M7: 2,025,854 km (0.103 R)
• M8: 2,316,822 km (0.109 R)
• M9: 2,647,583 km (0.12 R)
• M10: 3,505,228 km (0.037 R)
• M11: 4,282,538 km (0.103 R)
• M12: 5,020,205 km (0.107 R)
• M13: 6,111,223 km (0.111 R)
• M14: 7,893,831 km (0.077 R)
• M15: 8,251,669 km (0.097 R)
• M16: 8,781,694 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.3

Radius: 9.1

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.66 AU - 2.58 AU

Year: 1963 Days

Day: 6.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,761,240 km

• M1: 113,246 km (0.038 R)
• M2: 542,891 km (0.113 R)
• M3: 1,018,163 km (0.109 R)
• M4: 1,332,767 km (0.048 R)
• M5: 1,713,045 km (0.068 R)
• M6: 3,062,418 km (0.106 R)
• M7: 3,898,969 km (0.111 R)
• M8: 4,642,172 km (0.066 R)
• M9: 5,669,610 km (0.072 R)
• M10: 6,095,066 km (0.084 R)
• M11: 6,676,852 km (0.088 R)
• M12: 6,981,583 km (0.102 R)
• M13: 7,768,767 km (0.096 R)
• M14: 9,075,804 km (0.095 R)
• M15: 9,799,409 km (0.112 R)
• M16: 11,013,395 km (0.069 R)
• M17: 11,876,725 km (0.045 R)
• M18: 13,342,036 km (0.066 R)
• M19: 14,506,057 km (0.047 R)
• M20: 14,830,684 km (0.1 R)
• M21: 15,980,793 km (0.115 R)
• M22: 16,627,953 km (0.063 R)
• M23: 17,500,707 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.6

Radius: 8.4

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.64 AU - 4.38 AU

Year: 5106 Days

Day: 6.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,761,240 km

• M1: 105,018 km (0.03 R)
• M2: 397,033 km (0.096 R)
• M3: 803,041 km (0.088 R)
• M4: 1,164,021 km (0.075 R)
• M5: 1,486,404 km (0.106 R)
• M6: 1,980,975 km (0.073 R)
• M7: 3,380,164 km (0.096 R)
• M8: 3,724,688 km (0.101 R)
• M9: 5,064,337 km (0.085 R)
• M10: 6,534,884 km (0.04 R)
• M11: 7,037,084 km (0.055 R)
• M12: 7,856,731 km (0.087 R)
• M13: 9,515,771 km (0.096 R)
• M14: 9,856,405 km (0.075 R)
• M15: 10,337,961 km (0.037 R)
• M16: 14,830,684 km (0.103 R)
• M17: 15,173,562 km (0.079 R)
• M18: 16,234,211 km (0.08 R)
• M19: 16,537,297 km (0.112 R)
• M20: 16,968,138 km (0.118 R)
• M21: 17,596,450 km (0.117 R)
• M22: 18,634,060 km (0.047 R)
• M23: 19,302,912 km (0.098 R)
• M24: 21,045,129 km (0.092 R)
• M25: 21,991,336 km (0.095 R)
• M26: 22,437,586 km (0.109 R)
• M27: 22,813,974 km (0.05 R)
• M28: 23,812,241 km (0.095 R)
• M29: 24,599,874 km (0.11 R)
• M30: 29,155,578 km (0.104 R)
• M31: 30,056,755 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.2

Radius: 4.9

Gravity: 27.75 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.71 AU - 9.25 AU

Year: 13007 Days

Day: 18.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,761,240 km

• M1: 61,186 km (0.119 R)
• M2: 607,218 km (0.113 R)
• M3: 822,938 km (0.088 R)
• M4: 2,092,425 km (0.105 R)
• M5: 2,764,718 km (0.093 R)
• M6: 3,337,379 km (0.055 R)
• M7: 3,597,978 km (0.114 R)
• M8: 4,810,768 km (0.077 R)
• M9: 5,855,261 km (0.043 R)
• M10: 7,963,394 km (0.081 R)
• M11: 9,776,819 km (0.089 R)
• M12: 10,419,641 km (0.111 R)
• M13: 13,663,821 km (0.044 R)
• M14: 14,534,780 km (0.075 R)
• M15: 23,718,294 km (0.091 R)
• M16: 25,170,291 km (0.099 R)
• M17: 26,783,255 km (0.118 R)
• M18: 27,825,503 km (0.117 R)
• M19: 32,734,408 km (0.043 R)
• M20: 33,326,366 km (0.112 R)
• M21: 34,775,970 km (0.116 R)
• M22: 35,640,646 km (0.097 R)
• M23: 37,284,577 km (0.025 R)
• M24: 45,236,601 km (0.112 R)
• M25: 45,823,324 km (0.109 R)
• M26: 52,292,983 km (0.059 R)
• M27: 55,744,804 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691

Radius: 5.3

Gravity: 24.6 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.38 AU - 12.54 AU

Year: 24667 Days

Day: 17.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,761,240 km

• M1: 66,870 km (0.119 R)
• M2: 276,906 km (0.039 R)
• M3: 459,864 km (0.116 R)
• M4: 648,656 km (0.117 R)
• M5: 1,118,992 km (0.048 R)
• M6: 1,469,350 km (0.109 R)
• M7: 1,990,998 km (0.09 R)
• M8: 2,806,905 km (0.113 R)
• M9: 3,160,405 km (0.108 R)
• M10: 4,616,889 km (0.1 R)
• M11: 5,678,436 km (0.111 R)
• M12: 5,848,529 km (0.083 R)
• M13: 8,326,468 km (0.063 R)
• M14: 10,070,629 km (0.105 R)
• M15: 14,418,841 km (0.093 R)
• M16: 14,816,024 km (0.109 R)
• M17: 18,076,659 km (0.099 R)
• M18: 21,993,879 km (0.059 R)
• M19: 22,203,316 km (0.106 R)
• M20: 24,260,586 km (0.105 R)
• M21: 25,049,415 km (0.057 R)
• M22: 26,797,317 km (0.058 R)
• M23: 27,518,678 km (0.106 R)
• M24: 28,252,904 km (0.117 R)
• M25: 31,453,102 km (0.052 R)
• M26: 32,797,987 km (0.094 R)
• M27: 42,325,426 km (0.049 R)
• M28: 44,462,731 km (0.034 R)
• M29: 50,208,935 km (0.087 R)
• M30: 58,413,032 km (0.086 R)
• M31: 59,218,766 km (0.059 R)
• M32: 59,624,326 km (0.109 R)
• M33: 62,936,273 km (0.12 R)
• M34: 63,147,206 km (0.039 R)
• M35: 65,067,295 km (0.084 R)
• M36: 66,806,370 km (0.063 R)
• M37: 75,729,584 km (0.057 R)
• M38: 79,116,928 km (0.12 R)
• M39: 86,452,310 km (0.097 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: 472 - 18,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit