🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

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: 304.2

Radius: 9.2

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.4 AU - 0.62 AU

Year: 256 Days

Day: 8.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 82,447,407 km

• M1: 114,442 km (0.111 R)
• M2: 428,299 km (0.093 R)
• M3: 1,014,872 km (0.087 R)
• M4: 1,556,416 km (0.037 R)
• M5: 2,151,816 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.7

Radius: 9.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.59 AU - 0.75 AU

Year: 385 Days

Day: 5.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,447,407 km

• M1: 114,442 km (0.088 R)
• M2: 449,990 km (0.118 R)
• M3: 762,052 km (0.118 R)
• M4: 1,054,815 km (0.107 R)
• M5: 1,984,416 km (0.113 R)
• M6: 2,375,315 km (0.108 R)
• M7: 2,936,157 km (0.051 R)
• M8: 3,253,305 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.6

Radius: 9.7

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.68 AU - 1.04 AU

Year: 561 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,447,407 km

• M1: 120,725 km (0.104 R)
• M2: 492,327 km (0.108 R)
• M3: 945,010 km (0.1 R)
• M4: 1,951,355 km (0.1 R)
• M5: 2,559,470 km (0.116 R)
• M6: 4,542,390 km (0.071 R)
• M7: 4,875,843 km (0.111 R)
• M8: 5,556,514 km (0.055 R)
• M9: 5,957,286 km (0.097 R)
• M10: 6,574,527 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.1

Radius: 13.3

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.66 AU - 1.08 AU

Year: 570 Days

Day: 14.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,447,407 km

• M1: 165,455 km (0.067 R)
• M2: 797,656 km (0.11 R)
• M3: 1,227,600 km (0.095 R)
• M4: 1,738,626 km (0.075 R)
• M5: 3,228,771 km (0.048 R)
• M6: 4,107,060 km (0.077 R)
• M7: 4,618,535 km (0.064 R)
• M8: 5,257,767 km (0.08 R)
• M9: 5,880,991 km (0.102 R)
• M10: 6,613,123 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.2

Radius: 10.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.78 AU - 1.22 AU

Year: 703 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 82,447,407 km

• M1: 130,599 km (0.029 R)
• M2: 531,820 km (0.079 R)
• M3: 1,243,308 km (0.08 R)
• M4: 1,576,313 km (0.075 R)
• M5: 2,125,038 km (0.067 R)
• M6: 2,806,157 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.4

Radius: 12.2

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.73 AU - 4.19 AU

Year: 4524 Days

Day: 10.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,447,407 km

• M1: 151,692 km (0.056 R)
• M2: 675,584 km (0.037 R)
• M3: 1,347,129 km (0.096 R)
• M4: 2,169,319 km (0.055 R)
• M5: 2,898,908 km (0.094 R)
• M6: 3,403,202 km (0.049 R)
• M7: 4,221,951 km (0.113 R)
• M8: 4,872,552 km (0.109 R)
• M9: 6,125,734 km (0.088 R)
• M10: 6,566,449 km (0.04 R)
• M11: 7,164,392 km (0.073 R)
• M12: 8,819,094 km (0.087 R)
• M13: 11,451,418 km (0.053 R)
• M14: 12,617,683 km (0.095 R)
• M15: 13,075,003 km (0.051 R)
• M16: 14,959,488 km (0.104 R)
• M17: 15,472,010 km (0.114 R)
• M18: 16,713,673 km (0.074 R)
• M19: 17,766,542 km (0.063 R)
• M20: 18,731,748 km (0.109 R)
• M21: 20,907,649 km (0.096 R)
• M22: 22,276,469 km (0.047 R)
• M23: 23,095,817 km (0.106 R)
• M24: 27,243,717 km (0.09 R)
• M25: 29,671,092 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.8

Radius: 8.7

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.26 AU - 5.82 AU

Year: 7953 Days

Day: 13.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,447,407 km

• M1: 108,309 km (0.08 R)
• M2: 745,446 km (0.096 R)
• M3: 1,180,776 km (0.04 R)
• M4: 1,490,144 km (0.111 R)
• M5: 1,764,956 km (0.087 R)
• M6: 2,106,787 km (0.082 R)
• M7: 2,644,292 km (0.083 R)
• M8: 2,945,881 km (0.086 R)
• M9: 3,361,165 km (0.105 R)
• M10: 4,043,930 km (0.106 R)
• M11: 4,557,798 km (0.11 R)
• M12: 5,949,208 km (0.117 R)
• M13: 7,684,095 km (0.096 R)
• M14: 8,345,018 km (0.039 R)
• M15: 8,909,301 km (0.089 R)
• M16: 9,360,638 km (0.106 R)
• M17: 13,130,205 km (0.112 R)
• M18: 13,833,913 km (0.091 R)
• M19: 15,316,578 km (0.072 R)
• M20: 16,428,988 km (0.083 R)
• M21: 16,834,099 km (0.089 R)
• M22: 17,594,355 km (0.111 R)
• M23: 17,876,347 km (0.116 R)
• M24: 18,522,012 km (0.052 R)
• M25: 18,960,932 km (0.075 R)
• M26: 24,258,641 km (0.055 R)
• M27: 24,608,102 km (0.073 R)
• M28: 26,131,457 km (0.116 R)
• M29: 27,621,751 km (0.12 R)
• M30: 33,607,461 km (0.069 R)
• M31: 40,038,075 km (0.031 R)
• M32: 41,890,097 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799

Radius: 4.4

Gravity: 41.27 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.68 AU - 6.46 AU

Year: 9240 Days

Day: 20.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,447,407 km

• M1: 54,753 km (0.068 R)
• M2: 194,477 km (0.074 R)
• M3: 338,241 km (0.111 R)
• M4: 516,711 km (0.092 R)
• M5: 914,641 km (0.091 R)
• M6: 1,161,627 km (0.103 R)
• M7: 1,984,117 km (0.103 R)
• M8: 2,437,548 km (0.055 R)
• M9: 3,521,683 km (0.064 R)
• M10: 4,588,316 km (0.048 R)
• M11: 9,049,923 km (0.107 R)
• M12: 9,192,041 km (0.061 R)
• M13: 9,824,691 km (0.112 R)
• M14: 11,122,302 km (0.086 R)
• M15: 15,693,714 km (0.056 R)
• M16: 23,183,780 km (0.119 R)
• M17: 26,514,128 km (0.109 R)
• M18: 27,990,958 km (0.076 R)
• M19: 29,418,122 km (0.079 R)
• M20: 32,638,216 km (0.105 R)
• M21: 34,218,269 km (0.111 R)
• M22: 34,678,881 km (0.066 R)
• M23: 37,529,767 km (0.07 R)
• M24: 38,762,454 km (0.112 R)
• M25: 40,021,769 km (0.117 R)
• M26: 41,048,758 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.3

Radius: 4

Gravity: 61.89 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.99 AU - 9.61 AU

Year: 18350 Days

Day: 22.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,447,407 km

• M1: 49,816 km (0.113 R)
• M2: 204,500 km (0.083 R)
• M3: 642,523 km (0.097 R)
• M4: 974,481 km (0.114 R)
• M5: 1,116,898 km (0.08 R)
• M6: 1,719,777 km (0.065 R)
• M7: 1,929,065 km (0.095 R)
• M8: 2,091,827 km (0.072 R)
• M9: 2,241,724 km (0.111 R)
• M10: 2,468,365 km (0.104 R)
• M11: 2,660,449 km (0.104 R)
• M12: 3,383,605 km (0.043 R)
• M13: 3,933,078 km (0.08 R)
• M14: 4,791,919 km (0.091 R)
• M15: 4,940,021 km (0.081 R)
• M16: 5,245,649 km (0.094 R)
• M17: 5,768,943 km (0.12 R)
• M18: 6,459,636 km (0.112 R)
• M19: 7,300,825 km (0.06 R)
• M20: 8,478,759 km (0.038 R)
• M21: 9,254,573 km (0.068 R)
• M22: 13,264,544 km (0.09 R)
• M23: 16,893,788 km (0.04 R)
• M24: 17,939,029 km (0.106 R)
• M25: 19,119,057 km (0.046 R)
• M26: 23,178,844 km (0.113 R)
• M27: 24,032,748 km (0.03 R)
• M28: 27,896,562 km (0.035 R)
• M29: 28,862,216 km (0.085 R)
• M30: 34,300,099 km (0.079 R)
• M31: 39,623,390 km (0.085 R)
• M32: 45,471,320 km (0.109 R)
• M33: 47,145,171 km (0.106 R)
• M34: 59,234,324 km (0.085 R)
• M35: 66,624,309 km (0.072 R)
• M36: 78,110,434 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.8

Radius: 4.1

Gravity: 58.35 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.17 AU - 10.75 AU

Year: 18853 Days

Day: 16.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,447,407 km

• M1: 51,162 km (0.099 R)
• M2: 515,664 km (0.032 R)
• M3: 781,798 km (0.102 R)
• M4: 928,404 km (0.081 R)
• M5: 1,175,839 km (0.119 R)
• M6: 1,323,044 km (0.089 R)
• M7: 1,584,391 km (0.045 R)
• M8: 1,821,204 km (0.088 R)
• M9: 1,978,581 km (0.102 R)
• M10: 2,297,973 km (0.084 R)
• M11: 2,553,486 km (0.094 R)
• M12: 2,725,673 km (0.113 R)
• M13: 5,606,031 km (0.063 R)
• M14: 6,927,279 km (0.065 R)
• M15: 7,966,984 km (0.095 R)
• M16: 11,305,560 km (0.038 R)
• M17: 11,770,809 km (0.069 R)
• M18: 13,170,148 km (0.055 R)
• M19: 13,536,663 km (0.103 R)
• M20: 17,232,927 km (0.108 R)
• M21: 18,297,316 km (0.061 R)
• M22: 19,030,644 km (0.109 R)
• M23: 19,404,639 km (0.116 R)
• M24: 20,752,217 km (0.114 R)
• M25: 22,679,037 km (0.083 R)
• M26: 25,279,347 km (0.073 R)
• M27: 26,188,304 km (0.091 R)
• M28: 28,192,018 km (0.116 R)
• M29: 30,422,522 km (0.109 R)
• M30: 33,440,061 km (0.082 R)
• M31: 35,511,842 km (0.106 R)
• M32: 40,061,711 km (0.115 R)
• M33: 44,328,243 km (0.066 R)
• M34: 50,118,727 km (0.089 R)
• M35: 52,642,743 km (0.095 R)
• M36: 59,718,423 km (0.101 R)
• M37: 60,117,999 km (0.106 R)
• M38: 62,142,507 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 13,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit