🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.5

Radius: 8.8

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.75 AU - 0.75 AU

Year: 433 Days

Day: 11.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,516,804 km

• M1: 109,506 km (0.108 R)
• M2: 413,788 km (0.077 R)
• M3: 703,110 km (0.097 R)
• M4: 1,118,094 km (0.073 R)
• M5: 1,421,180 km (0.042 R)
• M6: 1,772,286 km (0.115 R)
• M7: 2,701,438 km (0.082 R)
• M8: 3,144,248 km (0.059 R)
• M9: 3,549,658 km (0.046 R)
• M10: 4,095,242 km (0.108 R)
• M11: 4,451,584 km (0.082 R)
• M12: 4,813,611 km (0.106 R)
• M13: 5,242,508 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516

Radius: 8.4

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.85 AU - 1.31 AU

Year: 748 Days

Day: 5.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 92,516,804 km

• M1: 104,419 km (0.065 R)
• M2: 443,408 km (0.099 R)
• M3: 742,155 km (0.092 R)
• M4: 1,172,698 km (0.058 R)
• M5: 1,453,643 km (0.087 R)
• M6: 1,746,705 km (0.114 R)
• M7: 2,061,010 km (0.078 R)
• M8: 2,507,111 km (0.098 R)
• M9: 3,200,946 km (0.105 R)
• M10: 3,688,934 km (0.106 R)
• M11: 4,333,102 km (0.099 R)
• M12: 4,964,705 km (0.097 R)
• M13: 6,171,810 km (0.078 R)
• M14: 6,718,141 km (0.109 R)
• M15: 7,654,474 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.9

Radius: 10.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.24 AU - 1.36 AU

Year: 988 Days

Day: 5.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,516,804 km

• M1: 134,339 km (0.067 R)
• M2: 539,899 km (0.086 R)
• M3: 911,350 km (0.038 R)
• M4: 1,375,852 km (0.076 R)
• M5: 1,717,084 km (0.109 R)
• M6: 2,055,325 km (0.082 R)
• M7: 2,972,061 km (0.095 R)
• M8: 3,611,741 km (0.094 R)
• M9: 4,723,403 km (0.113 R)
• M10: 5,636,249 km (0.083 R)
• M11: 6,373,019 km (0.064 R)
• M12: 6,753,596 km (0.119 R)
• M13: 7,101,860 km (0.071 R)
• M14: 7,987,180 km (0.101 R)
• M15: 8,377,182 km (0.11 R)
• M16: 8,889,405 km (0.072 R)
• M17: 9,251,880 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.3

Radius: 14.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.39 AU - 1.45 AU

Year: 1128 Days

Day: 9 Hours

Environment

Temp: -195 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,516,804 km

• M1: 184,005 km (0.086 R)
• M2: 656,735 km (0.12 R)
• M3: 1,568,384 km (0.12 R)
• M4: 2,037,673 km (0.092 R)
• M5: 3,131,682 km (0.112 R)
• M6: 3,906,000 km (0.096 R)
• M7: 4,605,071 km (0.097 R)
• M8: 5,313,716 km (0.03 R)
• M9: 6,154,456 km (0.093 R)
• M10: 6,777,232 km (0.077 R)
• M11: 7,238,143 km (0.095 R)
• M12: 7,719,998 km (0.098 R)
• M13: 8,296,997 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.7

Radius: 13.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.39 AU - 3.73 AU

Year: 3570 Days

Day: 13 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,516,804 km

• M1: 171,589 km (0.11 R)
• M2: 705,354 km (0.117 R)
• M3: 1,395,599 km (0.111 R)
• M4: 2,171,263 km (0.119 R)
• M5: 3,470,521 km (0.032 R)
• M6: 4,778,605 km (0.117 R)
• M7: 5,290,080 km (0.115 R)
• M8: 5,809,633 km (0.112 R)
• M9: 6,453,951 km (0.107 R)
• M10: 6,920,397 km (0.112 R)
• M11: 7,991,069 km (0.099 R)
• M12: 9,720,271 km (0.12 R)
• M13: 10,418,744 km (0.117 R)
• M14: 11,194,558 km (0.058 R)
• M15: 12,101,271 km (0.06 R)
• M16: 13,452,439 km (0.069 R)
• M17: 15,554,139 km (0.056 R)
• M18: 16,741,199 km (0.109 R)
• M19: 17,927,210 km (0.066 R)
• M20: 19,295,582 km (0.107 R)
• M21: 22,948,613 km (0.062 R)
• M22: 24,336,731 km (0.029 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.8

Radius: 11.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.52 AU - 3.78 AU

Year: 4650 Days

Day: 9 Hours

Environment

Temp: -224 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,516,804 km

• M1: 143,016 km (0.108 R)
• M2: 623,075 km (0.063 R)
• M3: 1,138,739 km (0.09 R)
• M4: 1,682,228 km (0.102 R)
• M5: 2,141,344 km (0.112 R)
• M6: 2,715,650 km (0.102 R)
• M7: 3,446,735 km (0.101 R)
• M8: 4,348,960 km (0.069 R)
• M9: 5,173,842 km (0.105 R)
• M10: 6,529,498 km (0.102 R)
• M11: 6,887,486 km (0.083 R)
• M12: 7,974,165 km (0.102 R)
• M13: 8,453,476 km (0.064 R)
• M14: 9,698,131 km (0.068 R)
• M15: 10,729,458 km (0.076 R)
• M16: 11,485,377 km (0.068 R)
• M17: 14,065,491 km (0.115 R)
• M18: 15,808,157 km (0.061 R)
• M19: 17,234,722 km (0.096 R)
• M20: 19,106,341 km (0.1 R)
• M21: 20,787,671 km (0.12 R)
• M22: 21,174,382 km (0.088 R)
• M23: 22,363,386 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.3

Radius: 9.4

Gravity: 11.29 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.96 AU - 5.05 AU

Year: 7456 Days

Day: 10.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 92,516,804 km

• M1: 116,986 km (0.117 R)
• M2: 624,422 km (0.096 R)
• M3: 984,055 km (0.12 R)
• M4: 1,522,757 km (0.107 R)
• M5: 2,076,568 km (0.071 R)
• M6: 3,076,480 km (0.102 R)
• M7: 7,651,183 km (0.106 R)
• M8: 11,741,189 km (0.102 R)
• M9: 13,396,789 km (0.119 R)
• M10: 14,249,347 km (0.063 R)
• M11: 17,024,387 km (0.119 R)
• M12: 21,668,204 km (0.061 R)
• M13: 22,082,590 km (0.118 R)
• M14: 29,051,458 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.2

Radius: 7.5

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.52 AU - 8.58 AU

Year: 15231 Days

Day: 20.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,516,804 km

• M1: 95,892 km (0.059 R)
• M2: 361,279 km (0.092 R)
• M3: 1,204,263 km (0.063 R)
• M4: 1,793,230 km (0.084 R)
• M5: 2,136,407 km (0.063 R)
• M6: 2,655,512 km (0.113 R)
• M7: 2,934,811 km (0.041 R)
• M8: 4,148,947 km (0.099 R)
• M9: 4,985,648 km (0.088 R)
• M10: 6,132,615 km (0.053 R)
• M11: 7,139,259 km (0.099 R)
• M12: 8,210,230 km (0.057 R)
• M13: 8,937,426 km (0.095 R)
• M14: 11,690,026 km (0.088 R)
• M15: 15,720,642 km (0.104 R)
• M16: 20,979,007 km (0.086 R)
• M17: 21,371,552 km (0.099 R)
• M18: 23,745,969 km (0.084 R)
• M19: 25,304,929 km (0.063 R)
• M20: 28,721,744 km (0.054 R)
• M21: 29,892,796 km (0.108 R)
• M22: 31,708,465 km (0.045 R)
• M23: 33,064,720 km (0.102 R)
• M24: 39,948,167 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.1

Radius: 4.5

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.01 AU - 8.29 AU

Year: 15516 Days

Day: 16.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,516,804 km

• M1: 56,099 km (0.11 R)
• M2: 226,192 km (0.117 R)
• M3: 1,390,512 km (0.035 R)
• M4: 1,542,803 km (0.119 R)
• M5: 4,804,784 km (0.109 R)
• M6: 5,625,628 km (0.116 R)
• M7: 6,421,788 km (0.086 R)
• M8: 6,768,256 km (0.113 R)
• M9: 12,592,999 km (0.036 R)
• M10: 17,010,175 km (0.104 R)
• M11: 20,330,500 km (0.099 R)
• M12: 20,494,609 km (0.087 R)
• M13: 28,115,125 km (0.093 R)
• M14: 37,427,293 km (0.119 R)
• M15: 39,431,156 km (0.094 R)
• M16: 42,569,271 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.4

Radius: 5.4

Gravity: 33.38 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 9.83 AU - 11.05 AU

Year: 22495 Days

Day: 16.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 92,516,804 km

• M1: 68,217 km (0.108 R)
• M2: 294,558 km (0.091 R)
• M3: 474,973 km (0.084 R)
• M4: 998,865 km (0.039 R)
• M5: 1,410,110 km (0.07 R)
• M6: 1,618,200 km (0.082 R)
• M7: 2,252,645 km (0.096 R)
• M8: 3,211,567 km (0.105 R)
• M9: 3,732,916 km (0.102 R)
• M10: 6,674,907 km (0.09 R)
• M11: 8,718,265 km (0.074 R)
• M12: 9,124,722 km (0.085 R)
• M13: 12,991,528 km (0.117 R)
• M14: 13,830,772 km (0.066 R)
• M15: 14,144,778 km (0.119 R)
• M16: 14,463,421 km (0.086 R)
• M17: 15,032,791 km (0.035 R)
• M18: 15,616,821 km (0.041 R)
• M19: 16,565,122 km (0.105 R)
• M20: 16,830,209 km (0.072 R)
• M21: 17,278,404 km (0.055 R)
• M22: 20,136,322 km (0.12 R)
• M23: 21,676,731 km (0.081 R)
• M24: 23,627,039 km (0.101 R)
• M25: 27,010,195 km (0.067 R)
• M26: 27,748,311 km (0.096 R)
• M27: 27,997,242 km (0.079 R)
• M28: 29,912,543 km (0.111 R)
• M29: 32,877,124 km (0.072 R)
• M30: 33,295,848 km (0.072 R)
• M31: 34,430,249 km (0.097 R)
• M32: 42,934,589 km (0.11 R)
• M33: 50,854,599 km (0.065 R)
• M34: 56,842,853 km (0.093 R)
• M35: 62,001,137 km (0.038 R)
• M36: 63,499,509 km (0.117 R)
• M37: 67,014,610 km (0.094 R)
• M38: 72,527,142 km (0.219 R)
• M39: 73,474,246 km (0.076 R)
• M40: 75,878,284 km (0.115 R)
• M41: 79,581,729 km (0.079 R)
• M42: 91,687,189 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 12,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit