🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.9

Radius: 11

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 833 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,753,794 km

• M1: 139,724 km (0.112 R)
• M2: 483,949 km (0.056 R)
• M3: 909,705 km (0.06 R)
• M4: 1,333,067 km (0.042 R)
• M5: 1,675,347 km (0.088 R)
• M6: 2,352,875 km (0.1 R)
• M7: 2,745,420 km (0.109 R)
• M8: 3,381,061 km (0.117 R)
• M9: 3,792,306 km (0.112 R)
• M10: 4,167,497 km (0.098 R)
• M11: 4,930,596 km (0.082 R)
• M12: 5,977,033 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.2

Radius: 10.8

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.24 AU - 1.86 AU

Year: 1287 Days

Day: 6.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,753,794 km

• M1: 135,835 km (0.113 R)
• M2: 607,517 km (0.086 R)
• M3: 958,025 km (0.11 R)
• M4: 1,315,564 km (0.114 R)
• M5: 1,654,104 km (0.092 R)
• M6: 2,147,328 km (0.091 R)
• M7: 2,611,081 km (0.105 R)
• M8: 2,974,903 km (0.113 R)
• M9: 3,447,483 km (0.119 R)
• M10: 3,822,226 km (0.086 R)
• M11: 4,599,087 km (0.095 R)
• M12: 5,624,132 km (0.094 R)
• M13: 5,990,497 km (0.099 R)
• M14: 6,916,059 km (0.052 R)
• M15: 7,312,045 km (0.107 R)
• M16: 7,801,828 km (0.081 R)
• M17: 9,020,602 km (0.087 R)
• M18: 9,463,860 km (0.082 R)
• M19: 10,881,450 km (0.039 R)
• M20: 11,520,682 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504

Radius: 11

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.95 AU - 3.77 AU

Year: 4107 Days

Day: 13.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,753,794 km

• M1: 141,968 km (0.072 R)
• M2: 798,105 km (0.118 R)
• M3: 1,462,020 km (0.036 R)
• M4: 2,013,737 km (0.091 R)
• M5: 2,684,534 km (0.059 R)
• M6: 4,070,408 km (0.102 R)
• M7: 5,169,654 km (0.055 R)
• M8: 5,612,763 km (0.119 R)
• M9: 6,427,323 km (0.068 R)
• M10: 7,350,940 km (0.057 R)
• M11: 7,980,448 km (0.081 R)
• M12: 8,466,791 km (0.025 R)
• M13: 9,309,027 km (0.044 R)
• M14: 10,046,095 km (0.116 R)
• M15: 11,813,295 km (0.083 R)
• M16: 13,582,888 km (0.046 R)
• M17: 15,416,360 km (0.103 R)
• M18: 16,783,236 km (0.096 R)
• M19: 18,408,018 km (0.05 R)
• M20: 20,518,994 km (0.046 R)
• M21: 21,499,757 km (0.045 R)
• M22: 22,648,818 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.1

Radius: 14.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.16 AU - 4.2 AU

Year: 4708 Days

Day: 8.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,753,794 km

• M1: 175,927 km (0.039 R)
• M2: 661,372 km (0.062 R)
• M3: 1,610,571 km (0.099 R)
• M4: 2,420,643 km (0.094 R)
• M5: 2,867,342 km (0.101 R)
• M6: 3,449,129 km (0.102 R)
• M7: 4,877,938 km (0.064 R)
• M8: 6,179,140 km (0.065 R)
• M9: 8,493,419 km (0.092 R)
• M10: 8,987,092 km (0.092 R)
• M11: 9,621,088 km (0.114 R)
• M12: 10,671,265 km (0.12 R)
• M13: 11,889,740 km (0.098 R)
• M14: 12,703,402 km (0.108 R)
• M15: 16,509,172 km (0.106 R)
• M16: 18,199,628 km (0.11 R)
• M17: 19,475,997 km (0.098 R)
• M18: 25,028,621 km (0.111 R)
• M19: 27,419,345 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.9

Radius: 13.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5 AU - 5.18 AU

Year: 7658 Days

Day: 8.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,753,794 km

• M1: 165,455 km (0.046 R)
• M2: 799,900 km (0.117 R)
• M3: 1,387,969 km (0.112 R)
• M4: 2,036,775 km (0.116 R)
• M5: 2,963,384 km (0.111 R)
• M6: 3,561,177 km (0.079 R)
• M7: 4,976,672 km (0.099 R)
• M8: 8,817,149 km (0.067 R)
• M9: 11,168,827 km (0.095 R)
• M10: 11,795,493 km (0.115 R)
• M11: 13,441,817 km (0.09 R)
• M12: 13,959,725 km (0.064 R)
• M13: 14,588,784 km (0.11 R)
• M14: 15,035,334 km (0.118 R)
• M15: 15,851,839 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.1

Radius: 3.1

Gravity: 25.61 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.28 AU - 7.26 AU

Year: 11747 Days

Day: 15.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,753,794 km

• M1: 38,895 km (0.074 R)
• M2: 389,553 km (0.069 R)
• M3: 630,705 km (0.104 R)
• M4: 809,624 km (0.105 R)
• M5: 925,113 km (0.043 R)
• M6: 1,303,745 km (0.055 R)
• M7: 1,437,935 km (0.106 R)
• M8: 1,748,350 km (0.1 R)
• M9: 2,321,310 km (0.074 R)
• M10: 2,482,277 km (0.049 R)
• M11: 2,826,203 km (0.113 R)
• M12: 9,026,885 km (0.117 R)
• M13: 9,424,666 km (0.113 R)
• M14: 10,019,766 km (0.069 R)
• M15: 10,446,120 km (0.116 R)
• M16: 11,083,108 km (0.086 R)
• M17: 11,745,527 km (0.104 R)
• M18: 18,581,851 km (0.063 R)
• M19: 21,164,060 km (0.114 R)
• M20: 22,420,233 km (0.106 R)
• M21: 24,396,421 km (0.116 R)
• M22: 25,339,785 km (0.107 R)
• M23: 26,664,923 km (0.071 R)
• M24: 27,573,580 km (0.088 R)
• M25: 27,942,788 km (0.055 R)
• M26: 37,708,836 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.6

Radius: 3.7

Gravity: 44.89 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.5 AU - 8.36 AU

Year: 13506 Days

Day: 19.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,753,794 km

• M1: 46,076 km (0.095 R)
• M2: 375,191 km (0.065 R)
• M3: 769,232 km (0.105 R)
• M4: 1,038,060 km (0.103 R)
• M5: 2,206,120 km (0.035 R)
• M6: 3,740,096 km (0.079 R)
• M7: 4,257,555 km (0.118 R)
• M8: 5,684,270 km (0.057 R)
• M9: 7,358,121 km (0.097 R)
• M10: 7,532,851 km (0.114 R)
• M11: 7,800,183 km (0.118 R)
• M12: 8,213,073 km (0.102 R)
• M13: 8,353,844 km (0.111 R)
• M14: 8,496,261 km (0.112 R)
• M15: 9,746,900 km (0.095 R)
• M16: 10,944,580 km (0.095 R)
• M17: 11,230,013 km (0.061 R)
• M18: 12,793,909 km (0.066 R)
• M19: 13,825,386 km (0.112 R)
• M20: 14,158,690 km (0.089 R)
• M21: 14,497,380 km (0.093 R)
• M22: 18,748,802 km (0.05 R)
• M23: 19,907,138 km (0.119 R)
• M24: 23,289,845 km (0.1 R)
• M25: 23,761,677 km (0.119 R)
• M26: 24,047,708 km (0.107 R)
• M27: 24,724,190 km (0.097 R)
• M28: 25,712,583 km (0.078 R)
• M29: 27,452,705 km (0.108 R)
• M30: 33,259,945 km (0.109 R)
• M31: 36,956,359 km (0.063 R)
• M32: 38,771,280 km (0.058 R)
• M33: 44,860,811 km (0.1 R)
• M34: 45,151,779 km (0.077 R)
• M35: 46,476,917 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.4

Radius: 3.8

Gravity: 64.43 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.72 AU - 11.24 AU

Year: 19464 Days

Day: 17.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,753,794 km

• M1: 49,218 km (0.109 R)
• M2: 418,724 km (0.116 R)
• M3: 976,874 km (0.104 R)
• M4: 1,205,011 km (0.095 R)
• M5: 1,324,091 km (0.081 R)
• M6: 1,824,196 km (0.096 R)
• M7: 1,982,022 km (0.043 R)
• M8: 2,393,865 km (0.086 R)
• M9: 2,681,841 km (0.03 R)
• M10: 2,992,556 km (0.102 R)
• M11: 3,355,630 km (0.065 R)
• M12: 6,131,119 km (0.098 R)
• M13: 6,715,149 km (0.103 R)
• M14: 7,140,606 km (0.034 R)
• M15: 7,434,117 km (0.078 R)
• M16: 7,786,719 km (0.06 R)
• M17: 11,410,129 km (0.105 R)
• M18: 12,430,237 km (0.1 R)
• M19: 12,570,709 km (0.102 R)
• M20: 12,998,409 km (0.065 R)
• M21: 14,109,922 km (0.11 R)
• M22: 14,728,060 km (0.102 R)
• M23: 15,123,298 km (0.07 R)
• M24: 16,017,893 km (0.107 R)
• M25: 17,033,513 km (0.115 R)
• M26: 17,206,747 km (0.077 R)
• M27: 20,433,723 km (0.081 R)
• M28: 23,933,266 km (0.12 R)
• M29: 25,824,033 km (0.104 R)
• M30: 26,864,187 km (0.119 R)
• M31: 28,173,169 km (0.095 R)
• M32: 31,175,299 km (0.105 R)
• M33: 34,939,031 km (0.07 R)
• M34: 36,210,314 km (0.078 R)
• M35: 43,191,897 km (0.115 R)
• M36: 45,649,042 km (0.118 R)
• M37: 52,104,639 km (0.119 R)
• M38: 52,469,957 km (0.045 R)
• M39: 54,886,262 km (0.089 R)
• M40: 56,601,850 km (0.076 R)
• M41: 60,743,168 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 11,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit