🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 8.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.43 AU - 1.69 AU

Year: 1299 Days

Day: 10.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,315,115 km

• M1: 109,655 km (0.082 R)
• M2: 505,491 km (0.099 R)
• M3: 842,086 km (0.06 R)
• M4: 1,256,173 km (0.114 R)
• M5: 1,569,581 km (0.081 R)
• M6: 1,846,038 km (0.108 R)
• M7: 2,910,576 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.6

Radius: 9.3

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.87 AU - 2.97 AU

Year: 3327 Days

Day: 10.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,315,115 km

• M1: 116,537 km (0.048 R)
• M2: 415,732 km (0.118 R)
• M3: 1,204,712 km (0.072 R)
• M4: 1,885,831 km (0.114 R)
• M5: 2,465,672 km (0.076 R)
• M6: 3,219,346 km (0.096 R)
• M7: 3,978,855 km (0.081 R)
• M8: 5,388,814 km (0.072 R)
• M9: 8,561,935 km (0.033 R)
• M10: 10,777,479 km (0.08 R)
• M11: 12,239,200 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.8

Radius: 9.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.83 AU - 4.01 AU

Year: 4218 Days

Day: 14.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,315,115 km

• M1: 118,332 km (0.09 R)
• M2: 449,093 km (0.097 R)
• M3: 864,526 km (0.111 R)
• M4: 1,216,829 km (0.052 R)
• M5: 1,805,796 km (0.099 R)
• M6: 2,453,106 km (0.098 R)
• M7: 3,395,722 km (0.096 R)
• M8: 4,820,492 km (0.054 R)
• M9: 5,706,411 km (0.092 R)
• M10: 6,259,325 km (0.077 R)
• M11: 7,931,679 km (0.058 R)
• M12: 8,799,048 km (0.04 R)
• M13: 11,957,208 km (0.093 R)
• M14: 15,536,337 km (0.078 R)
• M15: 15,961,644 km (0.107 R)
• M16: 20,083,963 km (0.095 R)
• M17: 21,492,726 km (0.101 R)
• M18: 22,021,106 km (0.11 R)
• M19: 22,558,013 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.7

Radius: 11

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.76 AU - 4.54 AU

Year: 5638 Days

Day: 8.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 80.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,315,115 km

• M1: 141,669 km (0.109 R)
• M2: 487,689 km (0.103 R)
• M3: 1,233,734 km (0.098 R)
• M4: 2,167,972 km (0.038 R)
• M5: 2,654,913 km (0.097 R)
• M6: 3,174,467 km (0.109 R)
• M7: 4,418,373 km (0.111 R)
• M8: 6,178,242 km (0.069 R)
• M9: 6,790,547 km (0.083 R)
• M10: 7,478,398 km (0.117 R)
• M11: 7,876,178 km (0.109 R)
• M12: 9,195,781 km (0.081 R)
• M13: 11,973,215 km (0.107 R)
• M14: 19,255,640 km (0.093 R)
• M15: 21,561,541 km (0.058 R)
• M16: 22,969,706 km (0.086 R)
• M17: 24,202,243 km (0.112 R)
• M18: 26,464,462 km (0.1 R)
• M19: 29,041,135 km (0.086 R)
• M20: 30,117,043 km (0.052 R)
• M21: 30,941,328 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.6

Radius: 6.5

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.5 AU - 7.22 AU

Year: 9460 Days

Day: 24.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,315,115 km

• M1: 80,932 km (0.088 R)
• M2: 283,039 km (0.062 R)
• M3: 620,682 km (0.068 R)
• M4: 910,901 km (0.118 R)
• M5: 1,522,906 km (0.102 R)
• M6: 1,872,666 km (0.039 R)
• M7: 2,123,841 km (0.107 R)
• M8: 3,185,836 km (0.081 R)
• M9: 3,711,224 km (0.091 R)
• M10: 4,817,500 km (0.082 R)
• M11: 5,796,917 km (0.056 R)
• M12: 6,061,107 km (0.108 R)
• M13: 7,012,999 km (0.054 R)
• M14: 7,275,244 km (0.053 R)
• M15: 8,858,438 km (0.051 R)
• M16: 12,145,103 km (0.038 R)
• M17: 12,360,524 km (0.094 R)
• M18: 13,134,693 km (0.117 R)
• M19: 13,882,084 km (0.063 R)
• M20: 14,718,336 km (0.094 R)
• M21: 15,651,079 km (0.09 R)
• M22: 17,022,293 km (0.086 R)
• M23: 17,496,668 km (0.106 R)
• M24: 20,529,615 km (0.102 R)
• M25: 21,535,062 km (0.078 R)
• M26: 21,851,013 km (0.064 R)
• M27: 23,228,061 km (0.094 R)
• M28: 23,643,943 km (0.031 R)
• M29: 28,741,192 km (0.057 R)
• M30: 33,143,408 km (0.082 R)
• M31: 33,670,292 km (0.074 R)
• M32: 37,063,321 km (0.109 R)
• M33: 38,900,682 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.5

Radius: 5.7

Gravity: 17.41 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.06 AU - 7.6 AU

Year: 10620 Days

Day: 15.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,315,115 km

• M1: 70,909 km (0.051 R)
• M2: 269,575 km (0.115 R)
• M3: 845,826 km (0.116 R)
• M4: 1,463,217 km (0.117 R)
• M5: 1,735,186 km (0.115 R)
• M6: 1,989,951 km (0.027 R)
• M7: 2,929,426 km (0.046 R)
• M8: 3,944,447 km (0.11 R)
• M9: 4,531,469 km (0.097 R)
• M10: 5,239,516 km (0.065 R)
• M11: 5,773,730 km (0.053 R)
• M12: 6,343,548 km (0.115 R)
• M13: 7,187,430 km (0.113 R)
• M14: 7,512,057 km (0.068 R)
• M15: 7,719,998 km (0.093 R)
• M16: 8,278,297 km (0.059 R)
• M17: 8,725,894 km (0.06 R)
• M18: 10,015,129 km (0.089 R)
• M19: 10,731,254 km (0.051 R)
• M20: 11,980,994 km (0.049 R)
• M21: 12,728,684 km (0.102 R)
• M22: 14,896,058 km (0.113 R)
• M23: 16,939,715 km (0.088 R)
• M24: 17,225,596 km (0.108 R)
• M25: 21,241,252 km (0.117 R)
• M26: 23,200,835 km (0.086 R)
• M27: 25,557,450 km (0.114 R)
• M28: 28,168,681 km (0.102 R)
• M29: 30,005,144 km (0.094 R)
• M30: 35,755,836 km (0.08 R)
• M31: 36,226,321 km (0.092 R)
• M32: 40,648,883 km (0.115 R)
• M33: 45,970,079 km (0.026 R)
• M34: 46,387,009 km (0.085 R)
• M35: 46,806,331 km (0.083 R)

Asteroid Belt

Center: 6.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.8

Radius: 3

Gravity: 23.53 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.67 AU - 8.55 AU

Year: 13999 Days

Day: 16.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,315,115 km

• M1: 37,699 km (0.054 R)
• M2: 176,825 km (0.116 R)
• M3: 590,612 km (0.099 R)
• M4: 1,377,647 km (0.092 R)
• M5: 1,520,214 km (0.074 R)
• M6: 1,616,106 km (0.094 R)
• M7: 1,991,746 km (0.041 R)
• M8: 4,491,078 km (0.054 R)
• M9: 4,603,575 km (0.105 R)
• M10: 5,256,420 km (0.108 R)
• M11: 6,070,532 km (0.087 R)
• M12: 7,903,256 km (0.115 R)
• M13: 10,218,582 km (0.076 R)
• M14: 10,511,794 km (0.084 R)
• M15: 11,529,807 km (0.072 R)
• M16: 12,062,525 km (0.077 R)
• M17: 12,225,587 km (0.094 R)
• M18: 12,723,299 km (0.095 R)
• M19: 14,237,229 km (0.086 R)
• M20: 15,289,351 km (0.084 R)
• M21: 17,270,625 km (0.089 R)
• M22: 19,416,607 km (0.067 R)
• M23: 21,653,544 km (0.026 R)
• M24: 22,299,507 km (0.111 R)
• M25: 38,529,979 km (0.064 R)
• M26: 39,001,661 km (0.118 R)
• M27: 40,198,145 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573

Radius: 3.2

Gravity: 55.96 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.24 AU - 9.92 AU

Year: 18246 Days

Day: 22.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 62,315,115 km

• M1: 44,431 km (0.09 R)
• M2: 162,164 km (0.098 R)
• M3: 290,818 km (0.101 R)
• M4: 473,477 km (0.099 R)
• M5: 1,055,413 km (0.108 R)
• M6: 1,583,643 km (0.1 R)
• M7: 1,970,952 km (0.112 R)
• M8: 2,268,951 km (0.099 R)
• M9: 2,619,309 km (0.092 R)
• M10: 3,080,519 km (0.078 R)
• M11: 4,099,580 km (0.111 R)
• M12: 4,550,169 km (0.064 R)
• M13: 4,891,701 km (0.067 R)
• M14: 6,263,513 km (0.064 R)
• M15: 7,728,675 km (0.119 R)
• M16: 9,192,041 km (0.071 R)
• M17: 10,130,469 km (0.071 R)
• M18: 10,889,977 km (0.06 R)
• M19: 12,852,551 km (0.109 R)
• M20: 13,602,037 km (0.09 R)
• M21: 14,093,915 km (0.039 R)
• M22: 15,038,625 km (0.097 R)
• M23: 15,187,475 km (0.073 R)
• M24: 15,488,466 km (0.103 R)
• M25: 16,336,536 km (0.063 R)
• M26: 18,124,680 km (0.093 R)
• M27: 21,325,027 km (0.101 R)
• M28: 21,513,071 km (0.065 R)
• M29: 26,043,344 km (0.094 R)
• M30: 26,150,605 km (0.073 R)
• M31: 26,800,608 km (0.075 R)
• M32: 27,795,733 km (0.094 R)
• M33: 29,392,242 km (0.071 R)
• M34: 30,569,427 km (0.11 R)
• M35: 35,592,475 km (0.117 R)
• M36: 35,989,807 km (0.119 R)
• M37: 40,272,046 km (0.052 R)
• M38: 44,573,882 km (0.077 R)
• M39: 51,669,609 km (0.05 R)
• M40: 53,381,008 km (0.113 R)
• M41: 64,645,129 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407.5

Radius: 5.2

Gravity: 15.07 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.08 AU - 10.72 AU

Year: 19219 Days

Day: 20.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,315,115 km

• M1: 64,626 km (0.053 R)
• M2: 270,623 km (0.056 R)
• M3: 585,376 km (0.102 R)
• M4: 841,937 km (0.109 R)
• M5: 1,146,219 km (0.026 R)
• M6: 2,665,684 km (0.071 R)
• M7: 3,672,777 km (0.056 R)
• M8: 3,989,177 km (0.109 R)
• M9: 4,261,595 km (0.094 R)
• M10: 5,775,076 km (0.053 R)
• M11: 6,486,564 km (0.108 R)
• M12: 6,694,056 km (0.072 R)
• M13: 6,992,204 km (0.073 R)
• M14: 8,177,319 km (0.114 R)
• M15: 11,055,582 km (0.068 R)
• M16: 11,411,924 km (0.101 R)
• M17: 16,768,725 km (0.107 R)
• M18: 18,453,945 km (0.084 R)
• M19: 19,898,462 km (0.101 R)
• M20: 20,962,252 km (0.101 R)
• M21: 21,877,342 km (0.04 R)
• M22: 23,396,509 km (0.096 R)
• M23: 23,591,135 km (0.062 R)
• M24: 23,786,959 km (0.097 R)
• M25: 24,380,863 km (0.119 R)
• M26: 25,701,363 km (0.055 R)
• M27: 28,043,467 km (0.068 R)
• M28: 28,263,227 km (0.103 R)
• M29: 37,092,642 km (0.116 R)
• M30: 53,100,213 km (0.109 R)
• M31: 54,113,589 km (0.028 R)
• M32: 55,831,122 km (0.1 R)
• M33: 56,703,427 km (0.117 R)
• M34: 62,128,594 km (0.096 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: 170 - 18,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit