🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.61 AU - 0.71 AU

Year: 352 Days

Day: 15.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.5

Radius: 10.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.81 AU - 1.17 AU

Year: 646 Days

Day: 10.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,446,542 km

• M1: 134,788 km (0.065 R)
• M2: 259,552 km (0.103 R)
• M3: 337,493 km (0.105 R)
• M4: 522,246 km (0.105 R)
• M5: 628,461 km (0.109 R)
• M6: 719,267 km (0.069 R)
• M7: 790,625 km (0.084 R)
• M8: 859,141 km (0.112 R)
• M9: 1,105,229 km (0.089 R)
• M10: 1,298,510 km (0.041 R)
• M11: 1,499,569 km (0.083 R)
• M12: 1,593,367 km (0.113 R)
• M13: 1,671,457 km (0.115 R)
• M14: 1,798,316 km (0.117 R)
• M15: 1,917,246 km (0.093 R)
• M16: 2,000,572 km (0.119 R)
• M17: 2,077,466 km (0.095 R)
• M18: 2,346,293 km (0.085 R)
• M19: 2,448,020 km (0.097 R)
• M20: 2,567,997 km (0.092 R)
• M21: 2,702,635 km (0.09 R)
• M22: 2,922,095 km (0.082 R)
• M23: 3,089,495 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.3

Radius: 14.3

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.88 AU - 1.24 AU

Year: 716 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 42,446,542 km

• M1: 215,421 km (0.084 R)
• M2: 311,612 km (0.073 R)
• M3: 473,926 km (0.089 R)
• M4: 574,456 km (0.059 R)
• M5: 734,675 km (0.063 R)
• M6: 829,371 km (0.065 R)
• M7: 997,818 km (0.106 R)
• M8: 1,248,095 km (0.095 R)
• M9: 1,338,602 km (0.087 R)
• M10: 1,492,388 km (0.087 R)
• M11: 1,666,520 km (0.065 R)
• M12: 1,818,362 km (0.08 R)
• M13: 1,922,183 km (0.105 R)
• M14: 2,066,545 km (0.111 R)
• M15: 2,262,369 km (0.091 R)
• M16: 2,530,298 km (0.059 R)
• M17: 2,638,757 km (0.102 R)
• M18: 2,912,671 km (0.101 R)
• M19: 3,079,921 km (0.031 R)
• M20: 3,359,519 km (0.079 R)
• M21: 3,470,072 km (0.044 R)
• M22: 3,638,220 km (0.047 R)
• M23: 3,761,489 km (0.119 R)
• M24: 4,012,065 km (0.029 R)
• M25: 4,119,776 km (0.104 R)
• M26: 4,298,246 km (0.112 R)
• M27: 4,529,973 km (0.079 R)
• M28: 4,714,278 km (0.109 R)
• M29: 4,869,859 km (0.083 R)
• M30: 5,037,708 km (0.079 R)
• M31: 5,164,866 km (0.091 R)
• M32: 5,303,843 km (0.104 R)
• M33: 5,422,324 km (0.104 R)
• M34: 5,939,035 km (0.051 R)
• M35: 6,051,084 km (0.067 R)
• M36: 6,288,646 km (0.097 R)
• M37: 6,483,273 km (0.096 R)
• M38: 6,621,800 km (0.069 R)
• M39: 7,079,121 km (0.087 R)
• M40: 7,257,741 km (0.085 R)
• M41: 7,570,849 km (0.058 R)
• M42: 7,717,006 km (0.112 R)
• M43: 7,814,843 km (0.091 R)
• M44: 8,235,662 km (0.04 R)
• M45: 8,373,442 km (0.095 R)
• M46: 8,549,818 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.4

Radius: 12.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.27 AU - 4.99 AU

Year: 5506 Days

Day: 10.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 42,446,542 km

• M1: 258,056 km (0.111 R)
• M2: 655,089 km (0.027 R)
• M3: 811,120 km (0.12 R)
• M4: 960,119 km (0.1 R)
• M5: 1,097,151 km (0.088 R)
• M6: 1,185,114 km (0.071 R)
• M7: 1,275,621 km (0.089 R)
• M8: 1,428,061 km (0.074 R)
• M9: 1,636,750 km (0.113 R)
• M10: 1,751,641 km (0.113 R)
• M11: 2,003,115 km (0.103 R)
• M12: 2,126,534 km (0.079 R)
• M13: 2,266,557 km (0.109 R)
• M14: 2,439,044 km (0.095 R)
• M15: 2,675,708 km (0.114 R)
• M16: 3,060,922 km (0.079 R)
• M17: 3,156,066 km (0.052 R)
• M18: 3,284,571 km (0.108 R)
• M19: 3,563,272 km (0.082 R)
• M20: 3,884,159 km (0.088 R)
• M21: 4,022,088 km (0.112 R)
• M22: 4,736,418 km (0.1 R)
• M23: 4,884,071 km (0.095 R)
• M24: 5,336,306 km (0.062 R)
• M25: 5,880,991 km (0.108 R)
• M26: 6,731,306 km (0.031 R)
• M27: 6,897,808 km (0.082 R)
• M28: 7,192,217 km (0.066 R)
• M29: 7,362,310 km (0.081 R)
• M30: 7,469,422 km (0.102 R)
• M31: 7,750,067 km (0.04 R)
• M32: 7,924,648 km (0.074 R)
• M33: 8,433,580 km (0.052 R)
• M34: 8,613,247 km (0.065 R)
• M35: 9,576,657 km (0.075 R)
• M36: 9,952,597 km (0.063 R)
• M37: 10,047,442 km (0.083 R)
• M38: 10,453,600 km (0.105 R)
• M39: 10,840,759 km (0.053 R)
• M40: 11,109,736 km (0.12 R)
• M41: 11,554,640 km (0.108 R)
• M42: 11,904,849 km (0.12 R)
• M43: 12,258,498 km (0.084 R)
• M44: 12,615,588 km (0.109 R)
• M45: 12,924,358 km (0.105 R)
• M46: 13,209,642 km (0.08 R)
• M47: 13,340,091 km (0.095 R)
• M48: 13,760,162 km (0.098 R)
• M49: 14,051,429 km (0.093 R)
• M50: 14,559,463 km (0.097 R)
• M51: 14,721,178 km (0.054 R)
• M52: 14,883,492 km (0.108 R)
• M53: 15,264,518 km (0.118 R)
• M54: 15,648,835 km (0.066 R)
• M55: 15,814,440 km (0.109 R)
• M56: 16,064,119 km (0.119 R)
• M57: 17,047,126 km (0.084 R)
• M58: 17,132,247 km (0.109 R)
• M59: 17,217,668 km (0.107 R)
• M60: 17,617,692 km (0.106 R)
• M61: 18,078,603 km (0.114 R)
• M62: 18,194,392 km (0.1 R)
• M63: 18,689,561 km (0.055 R)
• M64: 18,806,696 km (0.079 R)
• M65: 19,100,656 km (0.096 R)
• M66: 19,603,903 km (0.11 R)
• M67: 19,752,753 km (0.091 R)
• M68: 20,081,569 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.8

Radius: 5.5

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.6 AU - 7.06 AU

Year: 10448 Days

Day: 21.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 42,446,542 km

• M1: 79,137 km (0.039 R)
• M2: 138,528 km (0.116 R)
• M3: 407,355 km (0.074 R)
• M4: 472,879 km (0.104 R)
• M5: 514,018 km (0.108 R)
• M6: 570,865 km (0.073 R)
• M7: 754,572 km (0.115 R)
• M8: 870,061 km (0.076 R)
• M9: 1,212,640 km (0.047 R)
• M10: 1,289,683 km (0.047 R)
• M11: 2,170,516 km (0.064 R)
• M12: 2,456,846 km (0.094 R)
• M13: 2,554,982 km (0.038 R)
• M14: 2,679,597 km (0.075 R)
• M15: 3,170,876 km (0.095 R)
• M16: 3,224,133 km (0.094 R)
• M17: 3,689,532 km (0.078 R)
• M18: 5,525,397 km (0.103 R)
• M19: 5,589,724 km (0.088 R)
• M20: 5,719,127 km (0.048 R)
• M21: 6,213,099 km (0.025 R)
• M22: 7,632,035 km (0.038 R)
• M23: 8,211,876 km (0.079 R)
• M24: 8,918,726 km (0.107 R)
• M25: 9,606,128 km (0.101 R)
• M26: 9,917,142 km (0.063 R)
• M27: 10,152,609 km (0.1 R)
• M28: 10,429,515 km (0.118 R)
• M29: 10,950,564 km (0.113 R)
• M30: 11,316,181 km (0.086 R)
• M31: 12,184,896 km (0.043 R)
• M32: 12,226,784 km (0.117 R)
• M33: 12,352,745 km (0.109 R)
• M34: 12,690,836 km (0.095 R)
• M35: 13,074,854 km (0.086 R)
• M36: 13,592,762 km (0.046 R)
• M37: 13,766,894 km (0.095 R)
• M38: 14,426,471 km (0.112 R)
• M39: 14,737,784 km (0.083 R)
• M40: 14,871,973 km (0.115 R)
• M41: 15,006,462 km (0.095 R)
• M42: 15,051,341 km (0.116 R)
• M43: 15,276,635 km (0.119 R)
• M44: 15,959,250 km (0.084 R)
• M45: 16,327,411 km (0.081 R)
• M46: 16,558,839 km (0.12 R)
• M47: 17,259,854 km (0.06 R)
• M48: 17,495,621 km (0.118 R)
• M49: 17,732,584 km (0.064 R)
• M50: 18,113,759 km (0.111 R)
• M51: 18,209,502 km (0.102 R)
• M52: 19,469,265 km (0.071 R)
• M53: 20,159,211 km (0.056 R)
• M54: 21,969,794 km (0.105 R)
• M55: 22,430,406 km (0.097 R)
• M56: 22,739,325 km (0.12 R)
• M57: 22,894,309 km (0.086 R)
• M58: 23,205,323 km (0.095 R)
• M59: 23,413,563 km (0.074 R)
• M60: 23,936,557 km (0.116 R)
• M61: 24,305,016 km (0.099 R)
• M62: 27,373,867 km (0.045 R)
• M63: 27,869,485 km (0.101 R)
• M64: 28,090,740 km (0.109 R)
• M65: 28,312,594 km (0.074 R)
• M66: 28,981,446 km (0.114 R)
• M67: 29,205,693 km (0.097 R)
• M68: 29,430,389 km (0.099 R)
• M69: 31,997,489 km (0.108 R)
• M70: 32,869,046 km (0.083 R)
• M71: 33,044,374 km (0.111 R)
• M72: 33,278,495 km (0.081 R)
• M73: 33,748,532 km (0.098 R)
• M74: 34,338,994 km (0.094 R)
• M75: 34,398,235 km (0.112 R)
• M76: 35,710,059 km (0.112 R)
• M77: 35,890,324 km (0.104 R)
• M78: 36,070,739 km (0.115 R)
• M79: 36,493,054 km (0.102 R)
• M80: 36,613,929 km (0.063 R)
• M81: 37,647,351 km (0.028 R)
• M82: 38,444,110 km (0.1 R)
• M83: 39,246,253 km (0.066 R)
• M84: 39,556,370 km (0.101 R)
• M85: 40,178,847 km (0.112 R)
• M86: 40,428,825 km (0.067 R)
• M87: 40,741,933 km (0.094 R)
• M88: 41,244,582 km (0.077 R)
• M89: 41,686,045 km (0.101 R)
• M90: 41,939,015 km (0.105 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 11,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit