🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.4

Radius: 9.2

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.39 AU - 0.63 AU

Year: 243 Days

Day: 6.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,328,498 km

• M1: 114,742 km (0.106 R)
• M2: 447,746 km (0.1 R)
• M3: 791,522 km (0.102 R)
• M4: 1,136,495 km (0.062 R)
• M5: 1,441,226 km (0.101 R)
• M6: 1,893,460 km (0.042 R)
• M7: 2,221,379 km (0.076 R)
• M8: 2,895,467 km (0.113 R)
• M9: 3,376,873 km (0.086 R)
• M10: 3,676,966 km (0.109 R)
• M11: 4,142,066 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.7

Radius: 11.5

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.82 AU - 0.84 AU

Year: 504 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 110.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,328,498 km

• M1: 143,016 km (0.116 R)
• M2: 525,986 km (0.067 R)
• M3: 1,095,505 km (0.115 R)
• M4: 1,469,201 km (0.112 R)
• M5: 1,921,435 km (0.077 R)
• M6: 2,456,397 km (0.113 R)
• M7: 4,392,941 km (0.05 R)
• M8: 5,029,480 km (0.065 R)
• M9: 5,726,606 km (0.08 R)
• M10: 6,525,758 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.2

Radius: 14.5

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.07 AU - 1.27 AU

Year: 844 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 92.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,328,498 km

• M1: 182,061 km (0.025 R)
• M2: 749,485 km (0.079 R)
• M3: 1,250,040 km (0.102 R)
• M4: 1,748,799 km (0.106 R)
• M5: 2,436,650 km (0.044 R)
• M6: 3,207,229 km (0.089 R)
• M7: 3,694,619 km (0.077 R)
• M8: 4,715,923 km (0.103 R)
• M9: 5,350,069 km (0.1 R)
• M10: 5,817,412 km (0.102 R)
• M11: 6,548,198 km (0.086 R)
• M12: 7,316,084 km (0.087 R)
• M13: 7,770,861 km (0.094 R)
• M14: 8,501,647 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.8

Radius: 13.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.66 AU - 2.18 AU

Year: 1774 Days

Day: 5.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,328,498 km

• M1: 174,730 km (0.096 R)
• M2: 698,622 km (0.12 R)
• M3: 1,618,499 km (0.025 R)
• M4: 2,262,817 km (0.12 R)
• M5: 3,351,441 km (0.087 R)
• M6: 4,044,229 km (0.066 R)
• M7: 6,300,464 km (0.036 R)
• M8: 7,315,037 km (0.12 R)
• M9: 7,792,104 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.6

Radius: 15

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.91 AU - 2.43 AU

Year: 2132 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,328,498 km

• M1: 187,297 km (0.118 R)
• M2: 1,414,149 km (0.085 R)
• M3: 2,185,475 km (0.044 R)
• M4: 3,242,534 km (0.068 R)
• M5: 3,870,097 km (0.067 R)
• M6: 4,742,402 km (0.078 R)
• M7: 5,718,827 km (0.085 R)
• M8: 6,719,338 km (0.112 R)
• M9: 8,971,534 km (0.113 R)
• M10: 9,732,688 km (0.118 R)
• M11: 10,973,153 km (0.1 R)
• M12: 13,596,352 km (0.096 R)
• M13: 14,557,070 km (0.078 R)
• M14: 15,191,514 km (0.025 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.8

Radius: 8.5

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.17 AU - 4.65 AU

Year: 5156 Days

Day: 8 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,328,498 km

• M1: 105,766 km (0.093 R)
• M2: 428,299 km (0.062 R)
• M3: 833,859 km (0.052 R)
• M4: 1,190,051 km (0.097 R)
• M5: 1,553,424 km (0.038 R)
• M6: 1,857,557 km (0.105 R)
• M7: 2,366,040 km (0.114 R)
• M8: 3,397,368 km (0.075 R)
• M9: 7,427,983 km (0.103 R)
• M10: 8,300,139 km (0.062 R)
• M11: 8,593,201 km (0.106 R)
• M12: 9,395,644 km (0.084 R)
• M13: 11,916,966 km (0.119 R)
• M14: 12,290,512 km (0.069 R)
• M15: 12,865,267 km (0.114 R)
• M16: 13,407,859 km (0.111 R)
• M17: 13,760,910 km (0.109 R)
• M18: 14,644,435 km (0.089 R)
• M19: 15,676,062 km (0.089 R)
• M20: 16,639,472 km (0.059 R)
• M21: 18,005,151 km (0.111 R)
• M22: 20,555,495 km (0.1 R)
• M23: 21,847,423 km (0.111 R)
• M24: 22,407,367 km (0.075 R)
• M25: 22,690,855 km (0.107 R)
• M26: 25,351,154 km (0.096 R)
• M27: 25,969,293 km (0.119 R)

Asteroid Belt

Center: 4.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302

Radius: 12.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.02 AU - 5.86 AU

Year: 7322 Days

Day: 10.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,328,498 km

• M1: 156,779 km (0.078 R)
• M2: 1,636,601 km (0.075 R)
• M3: 2,202,230 km (0.099 R)
• M4: 3,456,758 km (0.108 R)
• M5: 3,907,197 km (0.11 R)
• M6: 4,324,575 km (0.104 R)
• M7: 4,720,561 km (0.086 R)
• M8: 5,848,080 km (0.081 R)
• M9: 12,394,632 km (0.037 R)
• M10: 14,199,381 km (0.106 R)
• M11: 23,868,340 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.6

Radius: 7.9

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.66 AU - 8.14 AU

Year: 12087 Days

Day: 18.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,328,498 km

• M1: 98,435 km (0.093 R)
• M2: 652,247 km (0.074 R)
• M3: 1,246,150 km (0.105 R)
• M4: 1,706,463 km (0.083 R)
• M5: 2,012,540 km (0.077 R)
• M6: 3,359,819 km (0.103 R)
• M7: 3,788,117 km (0.069 R)
• M8: 4,754,370 km (0.106 R)
• M9: 5,053,566 km (0.096 R)
• M10: 5,913,604 km (0.098 R)
• M11: 7,425,590 km (0.114 R)
• M12: 9,230,338 km (0.089 R)
• M13: 14,221,073 km (0.07 R)
• M14: 18,805,051 km (0.082 R)
• M15: 21,383,968 km (0.063 R)
• M16: 25,176,723 km (0.112 R)
• M17: 27,126,133 km (0.082 R)
• M18: 29,395,234 km (0.051 R)
• M19: 29,841,484 km (0.059 R)
• M20: 30,519,013 km (0.083 R)
• M21: 32,613,682 km (0.085 R)
• M22: 34,678,133 km (0.083 R)
• M23: 36,699,499 km (0.092 R)
• M24: 40,286,258 km (0.104 R)
• M25: 46,470,035 km (0.032 R)
• M26: 54,589,310 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384

Radius: 7.1

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.89 AU - 10.83 AU

Year: 17587 Days

Day: 21.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,328,498 km

• M1: 88,263 km (0.101 R)
• M2: 341,981 km (0.063 R)
• M3: 933,790 km (0.115 R)
• M4: 1,868,328 km (0.111 R)
• M5: 4,853,703 km (0.109 R)
• M6: 5,292,773 km (0.109 R)
• M7: 6,095,814 km (0.088 R)
• M8: 7,449,076 km (0.119 R)
• M9: 8,455,720 km (0.112 R)
• M10: 9,395,644 km (0.07 R)
• M11: 12,820,388 km (0.108 R)
• M12: 15,231,158 km (0.083 R)
• M13: 17,380,879 km (0.072 R)
• M14: 18,166,717 km (0.089 R)
• M15: 19,306,503 km (0.105 R)
• M16: 20,063,917 km (0.056 R)
• M17: 29,525,982 km (0.102 R)
• M18: 39,269,890 km (0.089 R)
• M19: 44,277,978 km (0.098 R)
• M20: 45,889,147 km (0.051 R)
• M21: 48,301,861 km (0.115 R)
• M22: 52,725,321 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.1

Radius: 3.8

Gravity: 64.69 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.04 AU - 9.34 AU

Year: 18578 Days

Day: 20.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,328,498 km

• M1: 54,154 km (0.072 R)
• M2: 223,649 km (0.084 R)
• M3: 689,497 km (0.031 R)
• M4: 974,032 km (0.1 R)
• M5: 1,171,052 km (0.045 R)
• M6: 1,609,972 km (0.119 R)
• M7: 3,489,370 km (0.107 R)
• M8: 5,661,681 km (0.104 R)
• M9: 5,785,249 km (0.074 R)
• M10: 6,430,165 km (0.093 R)
• M11: 9,377,094 km (0.107 R)
• M12: 11,597,874 km (0.108 R)
• M13: 12,067,013 km (0.118 R)
• M14: 12,409,891 km (0.106 R)
• M15: 15,955,361 km (0.108 R)
• M16: 18,180,031 km (0.105 R)
• M17: 18,904,085 km (0.108 R)
• M18: 20,025,919 km (0.075 R)
• M19: 22,504,008 km (0.096 R)
• M20: 25,513,618 km (0.086 R)
• M21: 27,465,870 km (0.066 R)
• M22: 28,538,636 km (0.071 R)
• M23: 28,780,835 km (0.099 R)
• M24: 32,447,479 km (0.108 R)
• M25: 35,149,815 km (0.055 R)
• M26: 49,524,225 km (0.114 R)
• M27: 49,873,836 km (0.076 R)
• M28: 50,578,142 km (0.116 R)
• M29: 52,548,945 km (0.086 R)
• M30: 55,506,046 km (0.105 R)
• M31: 59,159,525 km (0.103 R)
• M32: 68,444,616 km (0.077 R)
• M33: 68,661,234 km (0.102 R)
• M34: 71,966,449 km (0.138 R)
• M35: 72,640,088 km (0.042 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 14,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit