🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.9

Radius: 9.7

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.49 AU - 0.57 AU

Year: 257 Days

Day: 10.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,001,219 km

• M1: 121,473 km (0.057 R)
• M2: 476,469 km (0.077 R)
• M3: 899,981 km (0.112 R)
• M4: 1,490,144 km (0.117 R)
• M5: 1,967,810 km (0.115 R)
• M6: 2,626,191 km (0.064 R)
• M7: 2,957,550 km (0.106 R)
• M8: 3,512,857 km (0.083 R)
• M9: 4,198,913 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.3

Radius: 11.6

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.52 AU - 0.6 AU

Year: 279 Days

Day: 12.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 66,001,219 km

• M1: 144,212 km (0.114 R)
• M2: 558,000 km (0.117 R)
• M3: 1,012,329 km (0.113 R)
• M4: 1,806,394 km (0.103 R)
• M5: 2,456,696 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 10

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.64 AU - 0.78 AU

Year: 399 Days

Day: 9.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,001,219 km

• M1: 124,465 km (0.112 R)
• M2: 482,004 km (0.108 R)
• M3: 871,108 km (0.09 R)
• M4: 1,265,149 km (0.12 R)
• M5: 1,630,617 km (0.115 R)
• M6: 2,083,749 km (0.025 R)
• M7: 2,396,707 km (0.108 R)
• M8: 3,268,564 km (0.118 R)
• M9: 3,707,334 km (0.113 R)
• M10: 4,088,959 km (0.096 R)
• M11: 4,526,084 km (0.035 R)
• M12: 5,040,999 km (0.05 R)
• M13: 5,747,849 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231

Radius: 13

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.17 AU - 1.57 AU

Year: 1069 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,001,219 km

• M1: 161,715 km (0.082 R)
• M2: 574,905 km (0.078 R)
• M3: 1,005,896 km (0.111 R)
• M4: 1,460,225 km (0.118 R)
• M5: 1,923,081 km (0.072 R)
• M6: 3,364,905 km (0.102 R)
• M7: 3,969,879 km (0.045 R)
• M8: 4,567,821 km (0.054 R)
• M9: 5,004,797 km (0.103 R)
• M10: 5,704,017 km (0.093 R)
• M11: 6,154,157 km (0.071 R)
• M12: 6,628,083 km (0.055 R)
• M13: 7,472,414 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734

Radius: 4

Gravity: 45.88 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.43 AU - 7.07 AU

Year: 11695 Days

Day: 23.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,001,219 km

• M1: 50,115 km (0.102 R)
• M2: 264,339 km (0.037 R)
• M3: 560,693 km (0.103 R)
• M4: 782,995 km (0.074 R)
• M5: 1,418,038 km (0.105 R)
• M6: 1,733,839 km (0.102 R)
• M7: 2,264,014 km (0.077 R)
• M8: 2,462,830 km (0.082 R)
• M9: 2,673,164 km (0.085 R)
• M10: 2,941,244 km (0.094 R)
• M11: 3,994,114 km (0.084 R)
• M12: 4,558,098 km (0.105 R)
• M13: 5,554,270 km (0.081 R)
• M14: 5,953,397 km (0.08 R)
• M15: 7,096,923 km (0.11 R)
• M16: 8,855,147 km (0.1 R)
• M17: 10,717,939 km (0.097 R)
• M18: 11,164,639 km (0.1 R)
• M19: 12,950,987 km (0.111 R)
• M20: 14,443,226 km (0.105 R)
• M21: 19,110,081 km (0.101 R)
• M22: 19,272,694 km (0.09 R)
• M23: 22,361,291 km (0.079 R)
• M24: 23,274,287 km (0.105 R)
• M25: 23,833,933 km (0.117 R)
• M26: 28,425,690 km (0.115 R)
• M27: 30,593,513 km (0.094 R)
• M28: 32,060,320 km (0.053 R)
• M29: 39,308,785 km (0.072 R)
• M30: 41,856,736 km (0.091 R)
• M31: 41,993,768 km (0.109 R)
• M32: 42,683,564 km (0.061 R)
• M33: 43,380,989 km (0.081 R)
• M34: 43,944,375 km (0.087 R)
• M35: 48,325,797 km (0.084 R)
• M36: 48,627,835 km (0.061 R)
• M37: 53,150,029 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.8

Radius: 7.9

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.91 AU - 8.31 AU

Year: 12643 Days

Day: 15.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,001,219 km

• M1: 100,829 km (0.118 R)
• M2: 384,915 km (0.113 R)
• M3: 663,915 km (0.094 R)
• M4: 1,282,503 km (0.11 R)
• M5: 2,653,717 km (0.082 R)
• M6: 4,180,064 km (0.115 R)
• M7: 5,032,622 km (0.073 R)
• M8: 5,534,523 km (0.029 R)
• M9: 6,143,386 km (0.09 R)
• M10: 6,444,975 km (0.035 R)
• M11: 7,077,924 km (0.046 R)
• M12: 7,579,227 km (0.116 R)
• M13: 8,421,163 km (0.109 R)
• M14: 8,936,378 km (0.098 R)
• M15: 10,878,907 km (0.114 R)
• M16: 11,209,368 km (0.115 R)
• M17: 12,780,744 km (0.072 R)
• M18: 13,148,905 km (0.105 R)
• M19: 13,587,376 km (0.093 R)
• M20: 17,679,327 km (0.09 R)
• M21: 18,523,807 km (0.09 R)
• M22: 19,799,577 km (0.104 R)
• M23: 20,794,104 km (0.092 R)
• M24: 21,561,541 km (0.041 R)
• M25: 21,995,973 km (0.08 R)
• M26: 24,163,198 km (0.105 R)
• M27: 25,684,608 km (0.04 R)
• M28: 27,982,132 km (0.044 R)
• M29: 29,658,975 km (0.084 R)
• M30: 36,544,217 km (0.07 R)
• M31: 39,702,676 km (0.097 R)
• M32: 43,727,308 km (0.064 R)
• M33: 44,423,536 km (0.103 R)
• M34: 46,124,464 km (0.059 R)
• M35: 47,721,422 km (0.072 R)
• M36: 50,261,593 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.4

Radius: 3.6

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7 AU - 7.36 AU

Year: 12830 Days

Day: 20.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,001,219 km

• M1: 44,730 km (0.086 R)
• M2: 227,538 km (0.11 R)
• M3: 443,558 km (0.114 R)
• M4: 650,452 km (0.049 R)
• M5: 863,629 km (0.1 R)
• M6: 1,110,764 km (0.113 R)
• M7: 1,686,716 km (0.12 R)
• M8: 1,834,519 km (0.09 R)
• M9: 2,056,073 km (0.095 R)
• M10: 2,366,788 km (0.097 R)
• M11: 3,080,968 km (0.056 R)
• M12: 5,316,260 km (0.11 R)
• M13: 5,865,583 km (0.034 R)
• M14: 15,679,203 km (0.116 R)
• M15: 17,073,455 km (0.04 R)
• M16: 19,058,320 km (0.06 R)
• M17: 19,502,775 km (0.109 R)
• M18: 22,479,324 km (0.092 R)
• M19: 24,420,656 km (0.116 R)
• M20: 30,808,036 km (0.088 R)
• M21: 35,595,617 km (0.057 R)
• M22: 36,495,597 km (0.065 R)
• M23: 40,611,783 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.6

Radius: 7.3

Gravity: 18.5 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.93 AU - 8.93 AU

Year: 13506 Days

Day: 19.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,001,219 km

• M1: 90,806 km (0.051 R)
• M2: 356,193 km (0.104 R)
• M3: 969,693 km (0.091 R)
• M4: 1,540,260 km (0.114 R)
• M5: 2,274,636 km (0.1 R)
• M6: 2,946,031 km (0.071 R)
• M7: 3,600,522 km (0.089 R)
• M8: 3,917,669 km (0.059 R)
• M9: 4,476,866 km (0.04 R)
• M10: 4,878,387 km (0.085 R)
• M11: 5,376,996 km (0.095 R)
• M12: 6,772,296 km (0.034 R)
• M13: 7,077,924 km (0.09 R)
• M14: 11,075,927 km (0.107 R)
• M15: 13,720,219 km (0.066 R)
• M16: 16,916,826 km (0.073 R)
• M17: 21,127,408 km (0.11 R)
• M18: 26,737,777 km (0.097 R)
• M19: 27,282,313 km (0.105 R)
• M20: 29,074,645 km (0.074 R)
• M21: 32,767,918 km (0.095 R)
• M22: 35,440,334 km (0.11 R)
• M23: 36,495,448 km (0.09 R)
• M24: 36,896,520 km (0.078 R)
• M25: 44,020,520 km (0.05 R)
• M26: 44,474,849 km (0.082 R)
• M27: 46,324,028 km (0.119 R)
• M28: 52,516,931 km (0.107 R)
• M29: 55,634,102 km (0.098 R)
• M30: 57,417,907 km (0.102 R)
• M31: 62,615,236 km (0.104 R)
• M32: 63,768,336 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.5

Radius: 5

Gravity: 36.5 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.85 AU - 8.37 AU

Year: 13999 Days

Day: 23 Hours

Environment

Temp: -240 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,001,219 km

• M1: 62,382 km (0.069 R)
• M2: 397,781 km (0.058 R)
• M3: 630,256 km (0.114 R)
• M4: 896,241 km (0.077 R)
• M5: 1,248,095 km (0.085 R)
• M6: 1,951,504 km (0.094 R)
• M7: 2,410,321 km (0.069 R)
• M8: 2,865,098 km (0.08 R)
• M9: 3,190,175 km (0.112 R)
• M10: 3,429,382 km (0.076 R)
• M11: 3,854,539 km (0.073 R)
• M12: 4,187,992 km (0.062 R)
• M13: 5,640,887 km (0.054 R)
• M14: 5,951,452 km (0.088 R)
• M15: 6,564,504 km (0.096 R)
• M16: 7,678,260 km (0.119 R)
• M17: 9,227,197 km (0.118 R)
• M18: 10,502,967 km (0.101 R)
• M19: 10,854,223 km (0.109 R)
• M20: 11,092,682 km (0.087 R)
• M21: 13,951,946 km (0.099 R)
• M22: 14,809,292 km (0.114 R)
• M23: 15,102,803 km (0.064 R)
• M24: 17,428,900 km (0.118 R)
• M25: 20,072,294 km (0.071 R)
• M26: 20,251,513 km (0.076 R)
• M27: 22,485,906 km (0.038 R)
• M28: 23,167,325 km (0.041 R)
• M29: 27,769,105 km (0.087 R)
• M30: 28,553,147 km (0.099 R)
• M31: 29,236,959 km (0.11 R)
• M32: 29,931,542 km (0.106 R)
• M33: 36,021,222 km (0.117 R)
• M34: 41,565,768 km (0.07 R)
• M35: 49,099,517 km (0.115 R)
• M36: 53,960,850 km (0.117 R)
• M37: 56,240,422 km (0.106 R)
• M38: 57,855,630 km (0.108 R)
• M39: 64,626,131 km (0.108 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: 282 - 13,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit