🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.2

Radius: 10.2

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.81 AU - 0.99 AU

Year: 579 Days

Day: 14.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,960,393 km

• M1: 126,859 km (0.103 R)
• M2: 495,767 km (0.097 R)
• M3: 815,458 km (0.064 R)
• M4: 1,135,747 km (0.09 R)
• M5: 1,910,365 km (0.099 R)
• M6: 2,634,269 km (0.033 R)
• M7: 4,396,382 km (0.081 R)
• M8: 5,041,598 km (0.076 R)
• M9: 5,635,801 km (0.094 R)
• M10: 6,156,102 km (0.059 R)
• M11: 7,563,668 km (0.075 R)
• M12: 7,982,393 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 15

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.77 AU - 1.09 AU

Year: 608 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,960,393 km

• M1: 186,848 km (0.117 R)
• M2: 958,174 km (0.114 R)
• M3: 1,492,688 km (0.108 R)
• M4: 1,993,541 km (0.104 R)
• M5: 3,213,063 km (0.076 R)
• M6: 3,770,465 km (0.115 R)
• M7: 4,315,599 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.3

Radius: 12.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.93 AU - 1.49 AU

Year: 903 Days

Day: 9.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,960,393 km

• M1: 158,125 km (0.089 R)
• M2: 635,492 km (0.085 R)
• M3: 1,099,544 km (0.051 R)
• M4: 1,583,643 km (0.107 R)
• M5: 2,306,350 km (0.065 R)
• M6: 3,422,949 km (0.097 R)
• M7: 4,070,109 km (0.116 R)
• M8: 4,931,943 km (0.095 R)
• M9: 5,511,784 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.3

Radius: 10.6

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.25 AU - 4.59 AU

Year: 5264 Days

Day: 5.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,960,393 km

• M1: 131,796 km (0.106 R)
• M2: 602,281 km (0.106 R)
• M3: 1,361,789 km (0.086 R)
• M4: 1,726,210 km (0.106 R)
• M5: 2,693,809 km (0.059 R)
• M6: 3,711,224 km (0.071 R)
• M7: 4,564,081 km (0.049 R)
• M8: 5,572,521 km (0.093 R)
• M9: 6,129,623 km (0.119 R)
• M10: 6,588,290 km (0.082 R)
• M11: 7,537,788 km (0.104 R)
• M12: 8,180,909 km (0.092 R)
• M13: 8,656,481 km (0.11 R)
• M14: 9,277,013 km (0.098 R)
• M15: 9,882,735 km (0.109 R)
• M16: 11,709,624 km (0.113 R)
• M17: 15,061,214 km (0.057 R)
• M18: 17,147,357 km (0.097 R)
• M19: 18,059,904 km (0.08 R)
• M20: 21,734,177 km (0.091 R)
• M21: 26,732,691 km (0.104 R)
• M22: 27,166,375 km (0.1 R)
• M23: 28,226,425 km (0.108 R)

Asteroid Belt

Center: 4.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240

Radius: 5.4

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.52 AU - 6.24 AU

Year: 9671 Days

Day: 21.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,960,393 km

• M1: 67,319 km (0.081 R)
• M2: 240,853 km (0.086 R)
• M3: 489,634 km (0.058 R)
• M4: 1,178,532 km (0.119 R)
• M5: 1,684,023 km (0.049 R)
• M6: 1,905,428 km (0.092 R)
• M7: 2,257,881 km (0.101 R)
• M8: 2,563,210 km (0.093 R)
• M9: 3,194,064 km (0.072 R)
• M10: 4,066,968 km (0.093 R)
• M11: 4,364,967 km (0.109 R)
• M12: 4,624,369 km (0.1 R)
• M13: 5,920,934 km (0.05 R)
• M14: 6,206,666 km (0.07 R)
• M15: 7,333,886 km (0.075 R)
• M16: 7,589,549 km (0.091 R)
• M17: 8,551,164 km (0.091 R)
• M18: 8,875,342 km (0.11 R)
• M19: 11,138,010 km (0.111 R)
• M20: 13,593,959 km (0.098 R)
• M21: 14,658,497 km (0.114 R)
• M22: 19,823,663 km (0.08 R)
• M23: 22,694,595 km (0.113 R)
• M24: 23,081,605 km (0.115 R)
• M25: 25,830,765 km (0.081 R)
• M26: 28,610,593 km (0.118 R)
• M27: 29,518,652 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.8

Radius: 3.1

Gravity: 98.63 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.35 AU - 7.27 AU

Year: 10751 Days

Day: 20.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,960,393 km

• M1: 39,494 km (0.11 R)
• M2: 185,801 km (0.09 R)
• M3: 393,143 km (0.052 R)
• M4: 676,631 km (0.089 R)
• M5: 924,365 km (0.092 R)
• M6: 1,856,809 km (0.088 R)
• M7: 2,875,869 km (0.033 R)
• M8: 3,016,192 km (0.034 R)
• M9: 3,955,966 km (0.06 R)
• M10: 4,430,191 km (0.064 R)
• M11: 4,974,578 km (0.096 R)
• M12: 5,314,913 km (0.087 R)
• M13: 5,854,213 km (0.118 R)
• M14: 6,311,085 km (0.089 R)
• M15: 9,459,971 km (0.087 R)
• M16: 9,823,045 km (0.037 R)
• M17: 10,087,833 km (0.06 R)
• M18: 11,368,092 km (0.085 R)
• M19: 13,911,854 km (0.092 R)
• M20: 14,313,225 km (0.071 R)
• M21: 14,929,867 km (0.083 R)
• M22: 15,279,927 km (0.116 R)
• M23: 17,651,352 km (0.114 R)
• M24: 21,561,541 km (0.06 R)
• M25: 22,645,078 km (0.047 R)
• M26: 25,214,572 km (0.102 R)
• M27: 25,611,006 km (0.063 R)
• M28: 26,416,441 km (0.072 R)
• M29: 30,361,636 km (0.084 R)
• M30: 33,002,038 km (0.102 R)
• M31: 35,916,055 km (0.071 R)
• M32: 37,951,185 km (0.114 R)
• M33: 39,128,969 km (0.03 R)
• M34: 40,873,130 km (0.054 R)
• M35: 47,912,458 km (0.096 R)
• M36: 49,133,476 km (0.048 R)
• M37: 52,436,746 km (0.1 R)
• M38: 55,217,023 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.9

Radius: 7.2

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.14 AU - 7.56 AU

Year: 10853 Days

Day: 24.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,960,393 km

• M1: 94,546 km (0.108 R)
• M2: 858,841 km (0.049 R)
• M3: 1,294,470 km (0.071 R)
• M4: 3,054,041 km (0.1 R)
• M5: 5,584,489 km (0.077 R)
• M6: 9,254,723 km (0.06 R)
• M7: 14,018,368 km (0.092 R)
• M8: 17,095,297 km (0.083 R)
• M9: 18,172,850 km (0.084 R)
• M10: 22,795,275 km (0.097 R)
• M11: 25,375,988 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.8

Radius: 3.5

Gravity: 75 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.89 AU - 11.21 AU

Year: 20017 Days

Day: 20.6 Hours

Environment

Temp: -245 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 83,960,393 km

• M1: 43,832 km (0.064 R)
• M2: 524,789 km (0.098 R)
• M3: 999,463 km (0.114 R)
• M4: 1,769,743 km (0.083 R)
• M5: 1,905,428 km (0.055 R)
• M6: 2,616,766 km (0.086 R)
• M7: 2,845,202 km (0.03 R)
• M8: 3,312,845 km (0.104 R)
• M9: 3,797,841 km (0.038 R)
• M10: 4,721,309 km (0.098 R)
• M11: 8,105,512 km (0.093 R)
• M12: 8,264,983 km (0.096 R)
• M13: 10,979,885 km (0.083 R)
• M14: 11,372,729 km (0.101 R)
• M15: 12,536,750 km (0.06 R)
• M16: 12,750,227 km (0.047 R)
• M17: 14,005,203 km (0.114 R)
• M18: 14,859,706 km (0.108 R)
• M19: 16,586,664 km (0.111 R)
• M20: 17,720,167 km (0.116 R)
• M21: 20,728,281 km (0.107 R)
• M22: 21,227,190 km (0.118 R)
• M23: 23,409,823 km (0.092 R)
• M24: 24,059,826 km (0.049 R)
• M25: 25,966,750 km (0.077 R)
• M26: 26,780,412 km (0.119 R)
• M27: 27,134,361 km (0.12 R)
• M28: 31,496,037 km (0.109 R)
• M29: 34,186,704 km (0.068 R)
• M30: 39,713,448 km (0.047 R)
• M31: 41,890,994 km (0.079 R)
• M32: 42,847,972 km (0.095 R)
• M33: 43,494,085 km (0.067 R)
• M34: 46,312,658 km (0.082 R)
• M35: 46,822,338 km (0.045 R)
• M36: 49,959,256 km (0.097 R)
• M37: 58,210,775 km (0.11 R)
• M38: 59,202,310 km (0.059 R)
• M39: 59,802,497 km (0.081 R)
• M40: 60,003,556 km (0.113 R)
• M41: 63,698,773 km (0.116 R)
• M42: 69,299,568 km (0.099 R)
• M43: 74,752,859 km (0.115 R)
• M44: 78,783,923 km (0.08 R)
• M45: 80,975,532 km (0.149 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 15,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit