🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.52 AU - 0.68 AU

Year: 305 Days

Day: 29.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.1

Radius: 14.5

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.54 AU - 0.88 AU

Year: 392 Days

Day: 8.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,334,598 km

• M1: 184,903 km (0.095 R)
• M2: 347,665 km (0.101 R)
• M3: 444,455 km (0.069 R)
• M4: 586,872 km (0.091 R)
• M5: 684,709 km (0.064 R)
• M6: 803,041 km (0.113 R)
• M7: 952,490 km (0.118 R)
• M8: 1,107,922 km (0.046 R)
• M9: 1,232,387 km (0.099 R)
• M10: 1,481,169 km (0.117 R)
• M11: 1,599,052 km (0.096 R)
• M12: 1,712,148 km (0.104 R)
• M13: 1,833,621 km (0.105 R)
• M14: 1,924,726 km (0.079 R)
• M15: 2,074,324 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.7

Radius: 13.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.79 AU - 0.91 AU

Year: 514 Days

Day: 11.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 24,334,598 km

• M1: 182,809 km (0.09 R)
• M2: 276,906 km (0.058 R)
• M3: 411,245 km (0.039 R)
• M4: 511,924 km (0.084 R)
• M5: 619,335 km (0.114 R)
• M6: 792,570 km (0.105 R)
• M7: 885,919 km (0.087 R)
• M8: 988,692 km (0.047 R)
• M9: 1,276,519 km (0.111 R)
• M10: 1,406,669 km (0.095 R)
• M11: 1,535,473 km (0.11 R)
• M12: 1,713,344 km (0.069 R)
• M13: 1,824,944 km (0.07 R)
• M14: 1,932,356 km (0.093 R)
• M15: 2,245,913 km (0.119 R)
• M16: 2,464,326 km (0.095 R)
• M17: 2,735,846 km (0.116 R)
• M18: 2,890,979 km (0.086 R)
• M19: 2,993,453 km (0.117 R)
• M20: 3,121,210 km (0.088 R)
• M21: 3,242,683 km (0.09 R)
• M22: 3,515,700 km (0.099 R)
• M23: 3,625,355 km (0.111 R)
• M24: 3,996,358 km (0.102 R)
• M25: 4,155,380 km (0.094 R)
• M26: 4,370,651 km (0.118 R)
• M27: 4,571,412 km (0.092 R)
• M28: 4,709,939 km (0.091 R)
• M29: 4,812,564 km (0.095 R)
• M30: 4,925,211 km (0.101 R)
• M31: 5,019,906 km (0.088 R)
• M32: 5,153,347 km (0.099 R)
• M33: 5,239,815 km (0.054 R)
• M34: 5,385,075 km (0.063 R)
• M35: 5,492,486 km (0.086 R)
• M36: 5,600,495 km (0.076 R)
• M37: 5,778,966 km (0.086 R)
• M38: 6,263,962 km (0.085 R)
• M39: 6,407,875 km (0.117 R)
• M40: 6,573,779 km (0.084 R)
• M41: 6,762,123 km (0.032 R)
• M42: 6,888,832 km (0.084 R)
• M43: 7,005,519 km (0.116 R)
• M44: 7,262,528 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 8.6

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.99 AU - 0.99 AU

Year: 646 Days

Day: 13 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 24,334,598 km

• M1: 108,159 km (0.115 R)
• M2: 166,353 km (0.074 R)
• M3: 375,939 km (0.1 R)
• M4: 594,652 km (0.061 R)
• M5: 737,667 km (0.118 R)
• M6: 882,627 km (0.093 R)
• M7: 943,364 km (0.085 R)
• M8: 1,079,947 km (0.036 R)
• M9: 1,280,109 km (0.108 R)
• M10: 1,456,186 km (0.097 R)
• M11: 1,510,490 km (0.065 R)
• M12: 1,609,075 km (0.112 R)
• M13: 1,665,473 km (0.091 R)
• M14: 1,722,470 km (0.084 R)
• M15: 1,970,802 km (0.061 R)
• M16: 2,051,585 km (0.067 R)
• M17: 2,300,815 km (0.076 R)
• M18: 2,407,628 km (0.062 R)
• M19: 2,501,426 km (0.064 R)
• M20: 2,559,919 km (0.084 R)
• M21: 2,693,061 km (0.059 R)
• M22: 2,958,447 km (0.087 R)
• M23: 3,137,516 km (0.081 R)
• M24: 3,232,361 km (0.078 R)
• M25: 3,312,246 km (0.106 R)
• M26: 3,392,581 km (0.114 R)
• M27: 3,547,414 km (0.036 R)
• M28: 3,830,005 km (0.066 R)
• M29: 3,957,163 km (0.118 R)
• M30: 4,111,398 km (0.117 R)
• M31: 4,408,500 km (0.038 R)
• M32: 4,577,396 km (0.09 R)
• M33: 4,658,328 km (0.081 R)
• M34: 4,876,143 km (0.115 R)
• M35: 4,995,522 km (0.065 R)
• M36: 5,265,396 km (0.098 R)
• M37: 5,321,944 km (0.066 R)
• M38: 5,454,338 km (0.104 R)
• M39: 5,626,376 km (0.096 R)
• M40: 5,790,485 km (0.064 R)
• M41: 5,848,678 km (0.091 R)
• M42: 5,917,045 km (0.083 R)
• M43: 6,034,629 km (0.066 R)
• M44: 6,272,340 km (0.084 R)
• M45: 6,472,651 km (0.082 R)
• M46: 6,533,238 km (0.076 R)
• M47: 6,777,232 km (0.072 R)
• M48: 6,859,212 km (0.043 R)
• M49: 6,931,169 km (0.078 R)
• M50: 6,993,252 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.8

Radius: 11.3

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.23 AU - 2.01 AU

Year: 1353 Days

Day: 13.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 24,334,598 km

• M1: 172,935 km (0.119 R)
• M2: 272,717 km (0.119 R)
• M3: 357,389 km (0.081 R)
• M4: 484,248 km (0.096 R)
• M5: 570,417 km (0.086 R)
• M6: 676,482 km (0.082 R)
• M7: 1,013,825 km (0.102 R)
• M8: 1,087,577 km (0.059 R)
• M9: 1,356,553 km (0.111 R)
• M10: 1,457,233 km (0.09 R)
• M11: 1,560,455 km (0.079 R)
• M12: 1,705,416 km (0.118 R)
• M13: 1,824,795 km (0.111 R)
• M14: 2,030,043 km (0.079 R)
• M15: 2,103,795 km (0.031 R)
• M16: 2,452,358 km (0.046 R)
• M17: 2,531,046 km (0.059 R)
• M18: 2,668,078 km (0.111 R)
• M19: 2,842,808 km (0.108 R)
• M20: 3,069,748 km (0.088 R)
• M21: 3,490,866 km (0.114 R)
• M22: 3,605,458 km (0.1 R)
• M23: 3,864,562 km (0.108 R)
• M24: 4,009,672 km (0.085 R)
• M25: 4,237,659 km (0.095 R)
• M26: 4,332,803 km (0.065 R)
• M27: 4,483,747 km (0.092 R)
• M28: 4,692,436 km (0.104 R)
• M29: 5,004,348 km (0.117 R)
• M30: 5,264,648 km (0.029 R)
• M31: 5,440,575 km (0.094 R)
• M32: 5,678,286 km (0.044 R)
• M33: 5,874,110 km (0.102 R)
• M34: 6,026,101 km (0.079 R)
• M35: 6,210,406 km (0.074 R)
• M36: 6,287,748 km (0.077 R)
• M37: 6,380,948 km (0.117 R)
• M38: 6,790,247 km (0.091 R)
• M39: 6,933,861 km (0.119 R)
• M40: 7,159,455 km (0.069 R)
• M41: 7,617,823 km (0.086 R)
• M42: 7,733,911 km (0.116 R)
• M43: 7,817,237 km (0.065 R)
• M44: 7,967,882 km (0.11 R)
• M45: 8,102,669 km (0.079 R)
• M46: 8,221,151 km (0.077 R)
• M47: 8,614,743 km (0.095 R)
• M48: 8,996,966 km (0.066 R)
• M49: 9,207,899 km (0.112 R)
• M50: 10,013,184 km (0.1 R)
• M51: 10,104,139 km (0.118 R)
• M52: 10,250,147 km (0.105 R)
• M53: 10,525,706 km (0.116 R)
• M54: 10,878,308 km (0.098 R)
• M55: 11,046,756 km (0.087 R)
• M56: 11,310,497 km (0.073 R)
• M57: 11,500,037 km (0.088 R)
• M58: 11,786,517 km (0.095 R)
• M59: 12,347,060 km (0.104 R)
• M60: 12,620,824 km (0.065 R)
• M61: 13,074,854 km (0.117 R)
• M62: 13,393,797 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.8

Radius: 8.3

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.29 AU - 2.75 AU

Year: 2624 Days

Day: 9.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 24,334,598 km

• M1: 108,010 km (0.117 R)
• M2: 164,109 km (0.095 R)
• M3: 269,725 km (0.08 R)
• M4: 377,585 km (0.12 R)
• M5: 441,613 km (0.051 R)
• M6: 720,463 km (0.072 R)
• M7: 908,657 km (0.063 R)
• M8: 1,029,383 km (0.104 R)
• M9: 1,113,008 km (0.096 R)
• M10: 1,253,780 km (0.096 R)
• M11: 1,354,758 km (0.104 R)
• M12: 1,412,054 km (0.116 R)
• M13: 1,517,371 km (0.109 R)
• M14: 1,613,114 km (0.114 R)
• M15: 1,938,788 km (0.076 R)
• M16: 2,136,108 km (0.111 R)
• M17: 2,353,773 km (0.093 R)
• M18: 2,465,373 km (0.075 R)
• M19: 2,550,195 km (0.082 R)
• M20: 2,854,926 km (0.048 R)
• M21: 2,974,155 km (0.111 R)
• M22: 3,232,960 km (0.105 R)
• M23: 3,310,451 km (0.101 R)
• M24: 3,530,959 km (0.068 R)
• M25: 3,626,851 km (0.118 R)
• M26: 4,373,943 km (0.097 R)
• M27: 4,459,961 km (0.087 R)
• M28: 4,563,782 km (0.058 R)
• M29: 5,077,202 km (0.069 R)
• M30: 5,149,458 km (0.102 R)
• M31: 5,222,013 km (0.12 R)
• M32: 5,313,268 km (0.055 R)
• M33: 5,515,973 km (0.066 R)
• M34: 5,702,372 km (0.073 R)
• M35: 5,871,866 km (0.112 R)
• M36: 6,254,687 km (0.101 R)
• M37: 6,312,881 km (0.119 R)
• M38: 6,371,074 km (0.079 R)
• M39: 6,586,495 km (0.061 R)
• M40: 6,824,056 km (0.063 R)
• M41: 7,145,393 km (0.082 R)
• M42: 7,307,856 km (0.026 R)
• M43: 7,533,300 km (0.101 R)
• M44: 7,719,549 km (0.101 R)
• M45: 7,970,126 km (0.1 R)
• M46: 8,329,759 km (0.082 R)
• M47: 8,565,376 km (0.096 R)
• M48: 8,630,002 km (0.086 R)
• M49: 8,846,620 km (0.083 R)
• M50: 9,021,200 km (0.076 R)
• M51: 9,108,865 km (0.09 R)
• M52: 9,395,943 km (0.094 R)
• M53: 9,484,804 km (0.113 R)
• M54: 10,297,719 km (0.053 R)
• M55: 11,062,463 km (0.061 R)
• M56: 11,297,781 km (0.101 R)
• M57: 11,606,102 km (0.076 R)
• M58: 12,182,802 km (0.111 R)
• M59: 12,425,898 km (0.099 R)
• M60: 12,572,504 km (0.099 R)
• M61: 13,389,009 km (0.12 R)
• M62: 13,690,300 km (0.084 R)
• M63: 14,120,693 km (0.106 R)
• M64: 14,607,185 km (0.107 R)
• M65: 14,684,527 km (0.099 R)
• M66: 14,761,869 km (0.062 R)
• M67: 15,021,122 km (0.088 R)
• M68: 15,203,332 km (0.104 R)
• M69: 15,992,910 km (0.082 R)
• M70: 16,526,675 km (0.116 R)
• M71: 16,687,942 km (0.083 R)
• M72: 16,768,874 km (0.062 R)
• M73: 16,957,966 km (0.07 R)
• M74: 17,392,847 km (0.1 R)
• M75: 17,693,987 km (0.099 R)
• M76: 18,107,476 km (0.091 R)
• M77: 18,162,827 km (0.048 R)
• M78: 18,440,630 km (0.102 R)
• M79: 18,775,730 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.6

Radius: 9.4

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.58 AU - 3.3 AU

Year: 3307 Days

Day: 5.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 24,334,598 km

• M1: 303,384 km (0.113 R)
• M2: 395,836 km (0.091 R)
• M3: 481,705 km (0.118 R)
• M4: 565,480 km (0.079 R)
• M5: 749,037 km (0.1 R)
• M6: 859,889 km (0.036 R)
• M7: 1,061,397 km (0.033 R)
• M8: 1,136,196 km (0.057 R)
• M9: 1,344,885 km (0.084 R)
• M10: 1,426,565 km (0.103 R)
• M11: 1,814,323 km (0.061 R)
• M12: 1,920,238 km (0.115 R)
• M13: 2,122,644 km (0.109 R)
• M14: 2,447,421 km (0.063 R)
• M15: 2,565,005 km (0.1 R)
• M16: 2,718,792 km (0.099 R)
• M17: 2,928,827 km (0.058 R)
• M18: 3,476,804 km (0.111 R)
• M19: 3,879,372 km (0.077 R)
• M20: 4,256,508 km (0.087 R)
• M21: 4,357,786 km (0.084 R)
• M22: 4,418,822 km (0.117 R)
• M23: 4,687,051 km (0.074 R)
• M24: 5,239,366 km (0.109 R)
• M25: 5,567,434 km (0.072 R)
• M26: 5,722,867 km (0.101 R)
• M27: 5,834,616 km (0.101 R)
• M28: 6,083,397 km (0.115 R)
• M29: 6,708,717 km (0.084 R)
• M30: 7,354,531 km (0.107 R)
• M31: 7,945,143 km (0.055 R)
• M32: 8,859,635 km (0.093 R)
• M33: 8,937,276 km (0.107 R)
• M34: 9,145,666 km (0.034 R)
• M35: 9,250,384 km (0.061 R)
• M36: 9,355,552 km (0.109 R)
• M37: 9,833,816 km (0.066 R)
• M38: 10,292,932 km (0.103 R)
• M39: 10,429,216 km (0.117 R)
• M40: 10,538,721 km (0.093 R)
• M41: 10,869,632 km (0.113 R)
• M42: 11,569,750 km (0.119 R)
• M43: 11,711,569 km (0.104 R)
• M44: 12,111,743 km (0.117 R)
• M45: 12,342,423 km (0.09 R)
• M46: 12,429,339 km (0.076 R)
• M47: 12,749,628 km (0.095 R)
• M48: 13,220,263 km (0.094 R)
• M49: 13,279,504 km (0.1 R)
• M50: 13,457,824 km (0.041 R)
• M51: 14,057,862 km (0.12 R)
• M52: 14,209,255 km (0.111 R)
• M53: 14,820,063 km (0.03 R)
• M54: 14,881,697 km (0.073 R)
• M55: 15,004,966 km (0.075 R)
• M56: 15,314,932 km (0.064 R)
• M57: 15,846,753 km (0.119 R)
• M58: 16,067,559 km (0.092 R)
• M59: 16,320,978 km (0.026 R)
• M60: 17,024,986 km (0.053 R)
• M61: 17,089,462 km (0.037 R)
• M62: 17,283,491 km (0.061 R)
• M63: 17,380,729 km (0.068 R)
• M64: 17,445,655 km (0.078 R)
• M65: 17,738,867 km (0.109 R)
• M66: 18,794,728 km (0.103 R)
• M67: 19,769,059 km (0.116 R)
• M68: 20,519,293 km (0.108 R)
• M69: 20,587,958 km (0.112 R)
• M70: 20,656,624 km (0.041 R)
• M71: 20,725,439 km (0.101 R)
• M72: 21,452,634 km (0.104 R)
• M73: 22,082,441 km (0.082 R)
• M74: 22,399,738 km (0.072 R)
• M75: 22,576,563 km (0.101 R)
• M76: 22,718,381 km (0.112 R)
• M77: 23,360,455 km (0.077 R)
• M78: 23,432,113 km (0.103 R)
• M79: 23,611,780 km (0.106 R)
• M80: 23,755,693 km (0.053 R)
• M81: 24,334,637 km (0.109 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 18,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit