🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.9

Radius: 10.9

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.9 AU - 1.26 AU

Year: 775 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,908,600 km

• M1: 135,536 km (0.088 R)
• M2: 580,889 km (0.094 R)
• M3: 959,670 km (0.078 R)
• M4: 1,706,164 km (0.048 R)
• M5: 2,085,843 km (0.091 R)
• M6: 3,096,975 km (0.081 R)
• M7: 3,494,157 km (0.078 R)
• M8: 3,909,740 km (0.058 R)
• M9: 4,275,806 km (0.094 R)
• M10: 5,955,641 km (0.115 R)
• M11: 6,507,507 km (0.096 R)
• M12: 7,046,957 km (0.117 R)
• M13: 8,500,749 km (0.115 R)
• M14: 9,537,313 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.3

Radius: 8.4

Gravity: 12.23 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.16 AU - 1.72 AU

Year: 1193 Days

Day: 5.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,908,600 km

• M1: 104,868 km (0.101 R)
• M2: 417,378 km (0.081 R)
• M3: 709,393 km (0.097 R)
• M4: 1,039,406 km (0.1 R)
• M5: 1,506,301 km (0.05 R)
• M6: 1,925,325 km (0.077 R)
• M7: 2,324,601 km (0.037 R)
• M8: 2,942,291 km (0.087 R)
• M9: 3,350,544 km (0.084 R)
• M10: 3,763,134 km (0.108 R)
• M11: 4,825,878 km (0.119 R)
• M12: 5,501,462 km (0.049 R)
• M13: 5,784,351 km (0.078 R)
• M14: 6,402,938 km (0.101 R)
• M15: 7,065,059 km (0.094 R)
• M16: 7,347,499 km (0.117 R)
• M17: 7,962,646 km (0.057 R)
• M18: 8,410,542 km (0.099 R)
• M19: 9,792,228 km (0.098 R)
• M20: 10,176,395 km (0.039 R)
• M21: 11,671,177 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.8

Radius: 14.3

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.78 AU - 2.62 AU

Year: 2252 Days

Day: 11 Hours

Environment

Temp: -200 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,908,600 km

• M1: 177,872 km (0.053 R)
• M2: 627,114 km (0.117 R)
• M3: 1,320,052 km (0.098 R)
• M4: 2,433,060 km (0.108 R)
• M5: 3,083,212 km (0.11 R)
• M6: 3,531,258 km (0.079 R)
• M7: 4,802,690 km (0.102 R)
• M8: 5,988,253 km (0.096 R)
• M9: 7,360,814 km (0.098 R)
• M10: 8,105,362 km (0.106 R)
• M11: 9,141,028 km (0.118 R)
• M12: 10,721,679 km (0.063 R)
• M13: 11,475,503 km (0.059 R)
• M14: 12,137,474 km (0.112 R)
• M15: 13,950,600 km (0.089 R)
• M16: 14,513,985 km (0.108 R)
• M17: 16,868,357 km (0.084 R)
• M18: 19,121,450 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.1

Radius: 11.1

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.52 AU - 4.78 AU

Year: 5836 Days

Day: 11.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,908,600 km

• M1: 141,520 km (0.12 R)
• M2: 693,835 km (0.097 R)
• M3: 1,103,733 km (0.098 R)
• M4: 1,653,206 km (0.101 R)
• M5: 2,285,855 km (0.039 R)
• M6: 2,943,039 km (0.107 R)
• M7: 3,700,752 km (0.097 R)
• M8: 4,056,795 km (0.117 R)
• M9: 4,608,961 km (0.117 R)
• M10: 5,805,295 km (0.088 R)
• M11: 6,288,346 km (0.084 R)
• M12: 7,438,754 km (0.093 R)
• M13: 8,418,171 km (0.077 R)
• M14: 11,310,646 km (0.112 R)
• M15: 14,863,895 km (0.055 R)
• M16: 17,816,807 km (0.104 R)
• M17: 18,969,459 km (0.104 R)
• M18: 20,999,951 km (0.102 R)
• M19: 24,388,791 km (0.091 R)
• M20: 25,171,039 km (0.106 R)
• M21: 26,539,111 km (0.12 R)
• M22: 26,950,804 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.7

Radius: 12.9

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.42 AU - 5.02 AU

Year: 7078 Days

Day: 11 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,908,600 km

• M1: 188,194 km (0.107 R)
• M2: 746,793 km (0.067 R)
• M3: 1,962,275 km (0.062 R)
• M4: 3,536,494 km (0.046 R)
• M5: 5,326,731 km (0.083 R)
• M6: 5,741,417 km (0.082 R)
• M7: 6,371,523 km (0.093 R)
• M8: 8,073,199 km (0.091 R)
• M9: 10,604,395 km (0.078 R)
• M10: 11,025,213 km (0.108 R)
• M11: 14,122,937 km (0.12 R)
• M12: 14,575,769 km (0.052 R)
• M13: 17,050,567 km (0.098 R)
• M14: 20,076,034 km (0.098 R)
• M15: 21,086,119 km (0.063 R)
• M16: 21,678,377 km (0.05 R)
• M17: 22,896,104 km (0.061 R)
• M18: 29,309,963 km (0.117 R)
• M19: 30,327,827 km (0.093 R)
• M20: 31,177,991 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.6

Radius: 13.9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.46 AU - 5.7 AU

Year: 7903 Days

Day: 13 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,908,600 km

• M1: 172,935 km (0.116 R)
• M2: 860,188 km (0.11 R)
• M3: 2,207,317 km (0.116 R)
• M4: 2,668,377 km (0.096 R)
• M5: 3,693,123 km (0.108 R)
• M6: 4,878,536 km (0.042 R)
• M7: 5,575,812 km (0.081 R)
• M8: 6,872,975 km (0.082 R)
• M9: 9,050,821 km (0.066 R)
• M10: 9,729,995 km (0.077 R)
• M11: 10,737,836 km (0.095 R)
• M12: 11,603,559 km (0.076 R)
• M13: 12,460,605 km (0.09 R)
• M14: 13,416,835 km (0.076 R)
• M15: 14,180,831 km (0.063 R)
• M16: 17,255,217 km (0.107 R)
• M17: 19,835,032 km (0.038 R)
• M18: 20,288,762 km (0.06 R)
• M19: 21,138,628 km (0.073 R)
• M20: 22,662,282 km (0.105 R)
• M21: 26,288,684 km (0.095 R)
• M22: 27,578,966 km (0.095 R)
• M23: 28,334,884 km (0.079 R)
• M24: 30,185,858 km (0.105 R)
• M25: 37,587,363 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.7

Radius: 12.2

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.71 AU - 5.63 AU

Year: 8114 Days

Day: 8.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,908,600 km

• M1: 151,692 km (0.102 R)
• M2: 1,273,227 km (0.053 R)
• M3: 2,414,958 km (0.115 R)
• M4: 5,990,348 km (0.086 R)
• M5: 7,129,685 km (0.103 R)
• M6: 11,315,733 km (0.074 R)
• M7: 13,272,473 km (0.12 R)
• M8: 15,138,706 km (0.066 R)
• M9: 16,071,150 km (0.081 R)
• M10: 16,454,719 km (0.119 R)
• M11: 23,785,014 km (0.105 R)
• M12: 25,996,520 km (0.09 R)
• M13: 27,062,255 km (0.075 R)
• M14: 30,336,803 km (0.114 R)
• M15: 33,243,040 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.8

Radius: 5.7

Gravity: 19.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.22 AU - 7.32 AU

Year: 12159 Days

Day: 24.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,908,600 km

• M1: 71,059 km (0.053 R)
• M2: 313,258 km (0.112 R)
• M3: 723,754 km (0.097 R)
• M4: 1,001,857 km (0.092 R)
• M5: 1,889,272 km (0.112 R)
• M6: 2,080,158 km (0.074 R)
• M7: 2,341,955 km (0.075 R)
• M8: 3,117,320 km (0.072 R)
• M9: 3,435,515 km (0.109 R)
• M10: 5,500,415 km (0.053 R)
• M11: 6,039,416 km (0.11 R)
• M12: 6,417,898 km (0.095 R)
• M13: 7,180,399 km (0.111 R)
• M14: 8,504,639 km (0.087 R)
• M15: 8,692,833 km (0.105 R)
• M16: 9,028,680 km (0.119 R)
• M17: 9,573,965 km (0.109 R)
• M18: 11,005,167 km (0.093 R)
• M19: 15,024,264 km (0.033 R)
• M20: 15,648,087 km (0.096 R)
• M21: 16,726,239 km (0.034 R)
• M22: 18,869,527 km (0.098 R)
• M23: 19,270,599 km (0.063 R)
• M24: 19,759,336 km (0.112 R)
• M25: 22,417,391 km (0.118 R)
• M26: 24,253,256 km (0.038 R)
• M27: 24,442,198 km (0.099 R)
• M28: 26,186,958 km (0.089 R)
• M29: 27,395,110 km (0.077 R)
• M30: 30,139,782 km (0.069 R)
• M31: 32,600,817 km (0.076 R)
• M32: 32,946,388 km (0.082 R)
• M33: 35,434,799 km (0.092 R)
• M34: 41,049,207 km (0.116 R)
• M35: 41,452,224 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.4

Radius: 7.3

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.04 AU - 9.4 AU

Year: 17774 Days

Day: 22.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,908,600 km

• M1: 92,302 km (0.073 R)
• M2: 988,244 km (0.109 R)
• M3: 1,265,748 km (0.033 R)
• M4: 2,228,709 km (0.097 R)
• M5: 3,935,621 km (0.086 R)
• M6: 4,380,824 km (0.117 R)
• M7: 4,749,882 km (0.071 R)
• M8: 14,169,462 km (0.118 R)
• M9: 21,510,229 km (0.07 R)
• M10: 24,239,941 km (0.12 R)
• M11: 24,977,459 km (0.028 R)
• M12: 31,136,702 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.9

Radius: 4.2

Gravity: 44.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.68 AU - 10.9 AU

Year: 21144 Days

Day: 23.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,908,600 km

• M1: 52,210 km (0.041 R)
• M2: 214,075 km (0.098 R)
• M3: 417,677 km (0.068 R)
• M4: 934,538 km (0.067 R)
• M5: 1,141,282 km (0.062 R)
• M6: 1,576,762 km (0.07 R)
• M7: 1,851,722 km (0.116 R)
• M8: 2,072,978 km (0.066 R)
• M9: 2,222,875 km (0.065 R)
• M10: 2,449,665 km (0.113 R)
• M11: 2,896,514 km (0.119 R)
• M12: 4,147,900 km (0.081 R)
• M13: 4,707,247 km (0.119 R)
• M14: 6,147,126 km (0.058 R)
• M15: 6,593,975 km (0.072 R)
• M16: 6,825,403 km (0.055 R)
• M17: 8,275,904 km (0.117 R)
• M18: 8,545,330 km (0.108 R)
• M19: 9,101,385 km (0.081 R)
• M20: 10,101,596 km (0.06 R)
• M21: 10,534,084 km (0.054 R)
• M22: 12,527,774 km (0.09 R)
• M23: 20,378,072 km (0.103 R)
• M24: 22,493,087 km (0.109 R)
• M25: 24,972,373 km (0.094 R)
• M26: 25,875,794 km (0.085 R)
• M27: 30,721,269 km (0.109 R)
• M28: 32,550,402 km (0.084 R)
• M29: 33,900,523 km (0.113 R)
• M30: 40,594,130 km (0.044 R)
• M31: 54,237,905 km (0.037 R)
• M32: 54,990,532 km (0.074 R)
• M33: 55,179,773 km (0.081 R)
• M34: 61,670,675 km (0.115 R)
• M35: 64,571,527 km (0.079 R)
• M36: 67,779,055 km (0.1 R)
• M37: 68,871,419 km (0.069 R)
• M38: 70,197,604 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 15,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit