🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.1

Radius: 8

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.8 AU - 0.92 AU

Year: 523 Days

Day: 10.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,953,135 km

• M1: 99,483 km (0.102 R)
• M2: 492,177 km (0.068 R)
• M3: 1,153,998 km (0.056 R)
• M4: 1,651,411 km (0.051 R)
• M5: 2,015,981 km (0.108 R)
• M6: 2,304,406 km (0.092 R)
• M7: 2,652,520 km (0.111 R)
• M8: 3,070,945 km (0.118 R)
• M9: 3,787,369 km (0.056 R)
• M10: 4,040,040 km (0.097 R)
• M11: 4,548,224 km (0.096 R)
• M12: 5,875,157 km (0.077 R)
• M13: 6,253,341 km (0.06 R)
• M14: 6,587,542 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.3

Radius: 12.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.85 AU - 1.05 AU

Year: 607 Days

Day: 12.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,953,135 km

• M1: 153,039 km (0.108 R)
• M2: 580,290 km (0.09 R)
• M3: 963,111 km (0.104 R)
• M4: 1,353,262 km (0.05 R)
• M5: 1,758,224 km (0.078 R)
• M6: 2,263,715 km (0.06 R)
• M7: 3,123,604 km (0.078 R)
• M8: 3,805,770 km (0.038 R)
• M9: 4,377,084 km (0.117 R)
• M10: 5,200,022 km (0.109 R)
• M11: 5,745,306 km (0.11 R)
• M12: 6,160,440 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.7

Radius: 12.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.15 AU - 1.53 AU

Year: 1018 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,953,135 km

• M1: 156,779 km (0.068 R)
• M2: 659,876 km (0.049 R)
• M3: 1,058,854 km (0.116 R)
• M4: 1,665,623 km (0.061 R)
• M5: 2,133,266 km (0.088 R)
• M6: 2,868,090 km (0.038 R)
• M7: 3,456,010 km (0.12 R)
• M8: 4,908,306 km (0.088 R)
• M9: 5,425,616 km (0.069 R)
• M10: 6,964,379 km (0.106 R)
• M11: 7,619,169 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.6

Radius: 11.4

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.53 AU - 1.83 AU

Year: 1428 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,953,135 km

• M1: 141,819 km (0.052 R)
• M2: 547,079 km (0.095 R)
• M3: 951,143 km (0.115 R)
• M4: 1,337,704 km (0.088 R)
• M5: 1,744,012 km (0.105 R)
• M6: 2,221,828 km (0.097 R)
• M7: 3,204,686 km (0.088 R)
• M8: 3,664,998 km (0.12 R)
• M9: 4,082,077 km (0.118 R)
• M10: 4,493,621 km (0.032 R)
• M11: 6,010,543 km (0.065 R)
• M12: 6,497,484 km (0.046 R)
• M13: 6,935,656 km (0.108 R)
• M14: 8,860,083 km (0.089 R)
• M15: 9,897,994 km (0.11 R)
• M16: 10,479,331 km (0.072 R)
• M17: 11,359,116 km (0.077 R)
• M18: 11,996,552 km (0.107 R)
• M19: 12,397,774 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 13.5

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.94 AU - 6.42 AU

Year: 8880 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,953,135 km

• M1: 169,644 km (0.095 R)
• M2: 717,920 km (0.077 R)
• M3: 1,891,815 km (0.087 R)
• M4: 2,410,620 km (0.067 R)
• M5: 2,944,684 km (0.103 R)
• M6: 3,512,408 km (0.103 R)
• M7: 4,028,521 km (0.117 R)
• M8: 4,595,198 km (0.067 R)
• M9: 5,244,153 km (0.036 R)
• M10: 6,315,274 km (0.107 R)
• M11: 7,489,468 km (0.08 R)
• M12: 9,406,714 km (0.108 R)
• M13: 10,175,049 km (0.094 R)
• M14: 12,950,239 km (0.109 R)
• M15: 15,262,124 km (0.117 R)
• M16: 15,755,648 km (0.101 R)
• M17: 17,433,537 km (0.088 R)
• M18: 20,169,832 km (0.106 R)
• M19: 20,689,685 km (0.101 R)
• M20: 21,601,484 km (0.072 R)
• M21: 22,145,870 km (0.12 R)
• M22: 22,939,188 km (0.115 R)
• M23: 24,081,517 km (0.089 R)
• M24: 27,828,196 km (0.056 R)
• M25: 29,127,453 km (0.116 R)
• M26: 34,731,240 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.7

Radius: 4.6

Gravity: 22.29 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.49 AU - 7.71 AU

Year: 12411 Days

Day: 15.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,953,135 km

• M1: 57,296 km (0.089 R)
• M2: 212,279 km (0.05 R)
• M3: 366,365 km (0.075 R)
• M4: 955,631 km (0.105 R)
• M5: 1,260,362 km (0.078 R)
• M6: 1,764,507 km (0.085 R)
• M7: 2,392,668 km (0.109 R)
• M8: 2,611,380 km (0.063 R)
• M9: 2,887,239 km (0.097 R)
• M10: 3,135,422 km (0.091 R)
• M11: 3,349,048 km (0.082 R)
• M12: 3,993,665 km (0.032 R)
• M13: 4,301,986 km (0.119 R)
• M14: 4,747,937 km (0.09 R)
• M15: 4,903,220 km (0.113 R)
• M16: 6,015,031 km (0.063 R)
• M17: 7,244,277 km (0.08 R)
• M18: 9,436,634 km (0.04 R)
• M19: 9,882,435 km (0.039 R)
• M20: 10,187,316 km (0.101 R)
• M21: 10,869,332 km (0.113 R)
• M22: 11,581,418 km (0.092 R)
• M23: 12,265,978 km (0.028 R)
• M24: 12,916,579 km (0.062 R)
• M25: 16,589,955 km (0.12 R)
• M26: 18,281,309 km (0.094 R)
• M27: 19,365,145 km (0.106 R)
• M28: 19,842,512 km (0.113 R)
• M29: 24,682,901 km (0.074 R)
• M30: 29,936,479 km (0.114 R)
• M31: 31,987,765 km (0.085 R)
• M32: 38,325,628 km (0.072 R)
• M33: 42,851,263 km (0.086 R)
• M34: 43,933,454 km (0.098 R)
• M35: 45,311,699 km (0.114 R)
• M36: 48,444,727 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.6

Radius: 3.6

Gravity: 39.48 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.46 AU - 8.28 AU

Year: 13125 Days

Day: 18.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,953,135 km

• M1: 59,690 km (0.053 R)
• M2: 187,745 km (0.064 R)
• M3: 348,563 km (0.086 R)
• M4: 801,396 km (0.109 R)
• M5: 929,003 km (0.079 R)
• M6: 1,328,429 km (0.096 R)
• M7: 1,522,607 km (0.114 R)
• M8: 2,994,201 km (0.113 R)
• M9: 5,248,342 km (0.074 R)
• M10: 5,698,033 km (0.106 R)
• M11: 5,877,700 km (0.097 R)
• M12: 7,284,668 km (0.092 R)
• M13: 7,496,349 km (0.075 R)
• M14: 8,711,084 km (0.08 R)
• M15: 9,539,856 km (0.082 R)
• M16: 9,793,275 km (0.106 R)
• M17: 9,999,122 km (0.098 R)
• M18: 14,749,602 km (0.044 R)
• M19: 15,088,441 km (0.084 R)
• M20: 15,922,599 km (0.11 R)
• M21: 16,351,047 km (0.114 R)
• M22: 17,305,781 km (0.072 R)
• M23: 17,758,614 km (0.103 R)
• M24: 19,486,918 km (0.082 R)
• M25: 22,730,648 km (0.115 R)
• M26: 24,954,421 km (0.11 R)
• M27: 27,217,537 km (0.101 R)
• M28: 30,698,231 km (0.075 R)
• M29: 32,147,086 km (0.077 R)
• M30: 32,373,877 km (0.119 R)
• M31: 34,582,689 km (0.117 R)
• M32: 37,513,760 km (0.044 R)
• M33: 39,427,267 km (0.12 R)
• M34: 43,724,765 km (0.058 R)
• M35: 46,853,754 km (0.074 R)
• M36: 48,324,151 km (0.057 R)
• M37: 51,977,780 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.4

Radius: 5.7

Gravity: 24.76 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.9 AU - 8.98 AU

Year: 13313 Days

Day: 19.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 48,953,135 km

• M1: 72,256 km (0.082 R)
• M2: 289,771 km (0.117 R)
• M3: 926,460 km (0.108 R)
• M4: 1,108,520 km (0.097 R)
• M5: 1,342,192 km (0.113 R)
• M6: 1,561,652 km (0.102 R)
• M7: 2,130,722 km (0.116 R)
• M8: 2,473,451 km (0.031 R)
• M9: 2,899,207 km (0.109 R)
• M10: 3,451,672 km (0.063 R)
• M11: 4,730,285 km (0.116 R)
• M12: 4,965,004 km (0.049 R)
• M13: 5,421,277 km (0.112 R)
• M14: 5,715,686 km (0.084 R)
• M15: 7,943,348 km (0.101 R)
• M16: 8,323,476 km (0.091 R)
• M17: 9,223,008 km (0.099 R)
• M18: 9,431,398 km (0.093 R)
• M19: 10,805,903 km (0.117 R)
• M20: 12,817,695 km (0.106 R)
• M21: 13,877,596 km (0.086 R)
• M22: 16,550,012 km (0.075 R)
• M23: 17,248,335 km (0.117 R)
• M24: 17,804,989 km (0.051 R)
• M25: 25,448,692 km (0.092 R)
• M26: 26,587,880 km (0.116 R)
• M27: 28,086,402 km (0.063 R)
• M28: 32,676,962 km (0.083 R)
• M29: 33,161,809 km (0.113 R)
• M30: 40,046,602 km (0.102 R)
• M31: 41,021,531 km (0.091 R)
• M32: 42,155,034 km (0.049 R)
• M33: 43,309,332 km (0.08 R)
• M34: 44,781,524 km (0.044 R)
• M35: 46,439,218 km (0.096 R)
• M36: 48,450,412 km (0.09 R)
• M37: 50,680,467 km (0.043 R)
• M38: 51,493,233 km (0.116 R)
• M39: 53,983,738 km (0.046 R)
• M40: 56,379,548 km (0.115 R)
• M41: 58,133,583 km (0.118 R)
• M42: 58,666,750 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.5

Radius: 3.4

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.73 AU - 10.81 AU

Year: 18515 Days

Day: 19.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,953,135 km

• M1: 42,336 km (0.114 R)
• M2: 166,951 km (0.075 R)
• M3: 451,486 km (0.084 R)
• M4: 726,597 km (0.071 R)
• M5: 1,050,177 km (0.052 R)
• M6: 1,310,477 km (0.053 R)
• M7: 1,727,257 km (0.041 R)
• M8: 4,602,678 km (0.037 R)
• M9: 5,812,476 km (0.041 R)
• M10: 6,436,448 km (0.056 R)
• M11: 11,195,007 km (0.085 R)
• M12: 11,669,083 km (0.096 R)
• M13: 12,266,577 km (0.075 R)
• M14: 18,809,838 km (0.086 R)
• M15: 21,023,138 km (0.109 R)
• M16: 21,906,215 km (0.099 R)
• M17: 24,968,633 km (0.08 R)
• M18: 30,280,105 km (0.078 R)
• M19: 35,280,713 km (0.058 R)
• M20: 35,392,762 km (0.074 R)
• M21: 37,333,046 km (0.095 R)
• M22: 41,548,565 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.5

Radius: 4.5

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.43 AU - 10.05 AU

Year: 19941 Days

Day: 23.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,953,135 km

• M1: 151,393 km (0.096 R)
• M2: 391,348 km (0.091 R)
• M3: 583,731 km (0.055 R)
• M4: 1,944,174 km (0.069 R)
• M5: 2,738,987 km (0.094 R)
• M6: 4,452,631 km (0.107 R)
• M7: 4,753,622 km (0.12 R)
• M8: 13,422,519 km (0.089 R)
• M9: 13,859,644 km (0.117 R)
• M10: 20,767,027 km (0.085 R)
• M11: 21,775,765 km (0.1 R)
• M12: 26,917,743 km (0.115 R)
• M13: 34,295,013 km (0.086 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 18,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit