🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.49 AU - 0.59 AU

Year: 256 Days

Day: 25.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.2

Radius: 11.3

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.68 AU - 0.94 AU

Year: 471 Days

Day: 9.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 92,682,861 km

• M1: 141,071 km (0.101 R)
• M2: 229,782 km (0.073 R)
• M3: 341,233 km (0.118 R)
• M4: 418,575 km (0.087 R)
• M5: 493,224 km (0.039 R)
• M6: 566,078 km (0.098 R)
• M7: 758,611 km (0.093 R)
• M8: 922,420 km (0.082 R)
• M9: 1,093,710 km (0.055 R)
• M10: 1,307,336 km (0.096 R)
• M11: 1,408,614 km (0.108 R)
• M12: 1,670,859 km (0.094 R)
• M13: 1,834,818 km (0.066 R)
• M14: 1,936,993 km (0.058 R)
• M15: 2,041,113 km (0.048 R)
• M16: 2,140,895 km (0.117 R)
• M17: 2,293,784 km (0.028 R)
• M18: 2,397,755 km (0.043 R)
• M19: 2,570,241 km (0.059 R)
• M20: 2,651,173 km (0.072 R)
• M21: 2,794,937 km (0.059 R)
• M22: 2,892,325 km (0.093 R)
• M23: 3,083,362 km (0.099 R)
• M24: 3,176,860 km (0.12 R)
• M25: 3,256,746 km (0.046 R)
• M26: 3,590,648 km (0.106 R)
• M27: 3,681,604 km (0.088 R)
• M28: 3,951,179 km (0.063 R)
• M29: 4,108,257 km (0.081 R)
• M30: 4,179,615 km (0.055 R)
• M31: 4,307,371 km (0.115 R)
• M32: 4,452,930 km (0.113 R)
• M33: 4,542,539 km (0.111 R)
• M34: 4,823,634 km (0.071 R)
• M35: 5,033,968 km (0.083 R)
• M36: 5,127,617 km (0.081 R)
• M37: 5,247,445 km (0.11 R)
• M38: 5,754,132 km (0.089 R)
• M39: 5,914,651 km (0.108 R)
• M40: 5,995,434 km (0.098 R)
• M41: 6,103,743 km (0.104 R)
• M42: 6,185,423 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239

Radius: 11.1

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.06 AU - 1.28 AU

Year: 817 Days

Day: 13.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 92,682,861 km

• M1: 161,117 km (0.118 R)
• M2: 311,463 km (0.103 R)
• M3: 416,032 km (0.07 R)
• M4: 513,719 km (0.119 R)
• M5: 593,156 km (0.068 R)
• M6: 702,362 km (0.077 R)
• M7: 819,198 km (0.096 R)
• M8: 901,178 km (0.094 R)
• M9: 981,212 km (0.114 R)
• M10: 1,073,963 km (0.11 R)
• M11: 1,200,673 km (0.084 R)
• M12: 1,364,931 km (0.117 R)
• M13: 1,436,289 km (0.096 R)
• M14: 1,588,430 km (0.087 R)
• M15: 1,710,652 km (0.052 R)
• M16: 1,781,860 km (0.071 R)
• M17: 1,872,517 km (0.1 R)
• M18: 2,002,068 km (0.106 R)
• M19: 2,096,465 km (0.036 R)
• M20: 2,179,491 km (0.115 R)
• M21: 2,322,657 km (0.113 R)
• M22: 2,395,361 km (0.098 R)
• M23: 2,468,963 km (0.1 R)
• M24: 2,577,422 km (0.073 R)
• M25: 2,827,250 km (0.052 R)
• M26: 2,912,222 km (0.117 R)
• M27: 3,268,713 km (0.1 R)
• M28: 3,403,202 km (0.059 R)
• M29: 3,547,115 km (0.067 R)
• M30: 3,685,493 km (0.112 R)
• M31: 3,856,932 km (0.074 R)
• M32: 3,959,556 km (0.029 R)
• M33: 4,031,064 km (0.074 R)
• M34: 4,207,889 km (0.063 R)
• M35: 4,305,427 km (0.098 R)
• M36: 4,387,406 km (0.109 R)
• M37: 4,519,501 km (0.088 R)
• M38: 4,652,943 km (0.095 R)
• M39: 4,787,730 km (0.09 R)
• M40: 4,864,025 km (0.109 R)
• M41: 4,975,176 km (0.082 R)
• M42: 5,165,016 km (0.084 R)
• M43: 5,463,314 km (0.097 R)
• M44: 5,695,191 km (0.094 R)
• M45: 5,839,553 km (0.115 R)
• M46: 5,948,610 km (0.104 R)
• M47: 6,058,265 km (0.036 R)
• M48: 6,270,544 km (0.068 R)
• M49: 6,344,894 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115

Radius: 12.7

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.84 AU - 1.94 AU

Year: 1678 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 92,682,861 km

• M1: 175,478 km (0.069 R)
• M2: 477,516 km (0.073 R)
• M3: 571,015 km (0.07 R)
• M4: 700,866 km (0.079 R)
• M5: 960,568 km (0.084 R)
• M6: 1,276,519 km (0.086 R)
• M7: 1,389,465 km (0.118 R)
• M8: 1,499,270 km (0.062 R)
• M9: 1,578,706 km (0.103 R)
• M10: 1,832,873 km (0.118 R)
• M11: 1,947,016 km (0.112 R)
• M12: 2,197,892 km (0.096 R)
• M13: 2,342,703 km (0.086 R)
• M14: 2,428,123 km (0.097 R)
• M15: 2,514,591 km (0.119 R)
• M16: 2,642,198 km (0.114 R)
• M17: 2,971,014 km (0.095 R)
• M18: 3,106,250 km (0.096 R)
• M19: 3,427,138 km (0.046 R)
• M20: 3,822,824 km (0.105 R)
• M21: 3,951,777 km (0.096 R)
• M22: 4,063,527 km (0.111 R)
• M23: 4,492,125 km (0.097 R)
• M24: 4,589,363 km (0.041 R)
• M25: 4,795,958 km (0.096 R)
• M26: 4,955,429 km (0.064 R)
• M27: 5,320,747 km (0.101 R)
• M28: 5,403,176 km (0.111 R)
• M29: 5,527,492 km (0.045 R)
• M30: 5,842,694 km (0.106 R)
• M31: 5,938,437 km (0.063 R)
• M32: 6,131,418 km (0.1 R)
• M33: 6,250,498 km (0.102 R)
• M34: 6,348,335 km (0.041 R)
• M35: 6,446,920 km (0.051 R)
• M36: 6,634,217 km (0.114 R)
• M37: 6,789,948 km (0.112 R)
• M38: 7,014,495 km (0.088 R)
• M39: 7,505,624 km (0.117 R)
• M40: 7,667,938 km (0.039 R)
• M41: 7,761,287 km (0.095 R)
• M42: 7,972,519 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.3

Radius: 14.5

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.11 AU - 3.49 AU

Year: 3025 Days

Day: 13.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 92,682,861 km

• M1: 181,462 km (0.067 R)
• M2: 331,060 km (0.113 R)
• M3: 526,585 km (0.115 R)
• M4: 655,089 km (0.09 R)
• M5: 836,850 km (0.095 R)
• M6: 1,238,970 km (0.029 R)
• M7: 1,386,623 km (0.096 R)
• M8: 1,531,733 km (0.049 R)
• M9: 1,691,354 km (0.105 R)
• M10: 1,782,459 km (0.109 R)
• M11: 1,913,207 km (0.115 R)
• M12: 2,008,501 km (0.108 R)
• M13: 2,224,221 km (0.105 R)
• M14: 2,468,514 km (0.066 R)
• M15: 3,095,629 km (0.091 R)
• M16: 3,220,094 km (0.087 R)
• M17: 3,771,362 km (0.096 R)
• M18: 4,015,057 km (0.115 R)
• M19: 4,138,924 km (0.031 R)
• M20: 4,339,685 km (0.11 R)
• M21: 4,466,843 km (0.112 R)
• M22: 4,582,482 km (0.099 R)
• M23: 5,148,560 km (0.064 R)
• M24: 5,392,106 km (0.117 R)
• M25: 5,612,015 km (0.077 R)
• M26: 5,723,016 km (0.045 R)
• M27: 5,890,865 km (0.107 R)
• M28: 6,274,883 km (0.066 R)
• M29: 6,535,482 km (0.043 R)
• M30: 6,843,953 km (0.11 R)
• M31: 7,022,423 km (0.103 R)
• M32: 7,323,414 km (0.079 R)
• M33: 7,521,332 km (0.049 R)
• M34: 7,875,879 km (0.055 R)
• M35: 8,172,980 km (0.112 R)
• M36: 8,441,957 km (0.037 R)
• M37: 8,778,253 km (0.066 R)
• M38: 8,907,506 km (0.101 R)
• M39: 9,266,391 km (0.063 R)
• M40: 9,364,976 km (0.032 R)
• M41: 10,679,942 km (0.069 R)
• M42: 10,783,613 km (0.082 R)
• M43: 11,131,129 km (0.025 R)
• M44: 11,271,302 km (0.099 R)
• M45: 11,517,839 km (0.098 R)
• M46: 11,998,497 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.8

Radius: 11.9

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.68 AU - 3.98 AU

Year: 4840 Days

Day: 6.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 92,682,861 km

• M1: 150,795 km (0.043 R)
• M2: 316,399 km (0.037 R)
• M3: 404,213 km (0.104 R)
• M4: 493,075 km (0.105 R)
• M5: 707,299 km (0.105 R)
• M6: 833,260 km (0.101 R)
• M7: 1,094,757 km (0.106 R)
• M8: 1,197,980 km (0.085 R)
• M9: 1,661,733 km (0.072 R)
• M10: 1,799,363 km (0.102 R)
• M11: 2,031,240 km (0.09 R)
• M12: 2,197,593 km (0.108 R)
• M13: 2,272,990 km (0.103 R)
• M14: 2,563,958 km (0.07 R)
• M15: 2,724,028 km (0.101 R)
• M16: 2,928,977 km (0.097 R)
• M17: 3,075,583 km (0.07 R)
• M18: 3,310,750 km (0.105 R)
• M19: 3,552,052 km (0.033 R)
• M20: 3,663,652 km (0.1 R)
• M21: 3,753,859 km (0.11 R)
• M22: 4,145,357 km (0.108 R)
• M23: 4,501,699 km (0.099 R)
• M24: 4,598,489 km (0.116 R)
• M25: 5,067,628 km (0.05 R)
• M26: 5,320,747 km (0.089 R)
• M27: 5,918,690 km (0.073 R)
• M28: 6,158,496 km (0.075 R)
• M29: 6,538,175 km (0.115 R)
• M30: 6,730,707 km (0.096 R)
• M31: 7,178,155 km (0.055 R)
• M32: 7,925,994 km (0.117 R)
• M33: 8,518,103 km (0.04 R)
• M34: 9,216,575 km (0.03 R)
• M35: 9,839,052 km (0.104 R)
• M36: 9,933,598 km (0.083 R)
• M37: 10,250,895 km (0.115 R)
• M38: 10,474,993 km (0.103 R)
• M39: 10,668,423 km (0.11 R)
• M40: 10,765,661 km (0.1 R)
• M41: 10,863,049 km (0.11 R)
• M42: 11,520,382 km (0.072 R)
• M43: 11,620,015 km (0.103 R)
• M44: 12,122,963 km (0.099 R)
• M45: 12,224,390 km (0.07 R)
• M46: 12,428,142 km (0.081 R)
• M47: 12,701,458 km (0.071 R)
• M48: 13,080,688 km (0.098 R)
• M49: 14,347,633 km (0.088 R)
• M50: 14,598,508 km (0.118 R)
• M51: 14,850,880 km (0.053 R)
• M52: 15,032,043 km (0.119 R)
• M53: 15,396,463 km (0.1 R)
• M54: 15,506,418 km (0.034 R)
• M55: 16,097,030 km (0.05 R)
• M56: 16,208,630 km (0.118 R)
• M57: 16,507,377 km (0.11 R)
• M58: 17,376,690 km (0.06 R)
• M59: 17,529,280 km (0.114 R)
• M60: 19,992,559 km (0.117 R)
• M61: 20,594,840 km (0.07 R)
• M62: 21,162,414 km (0.092 R)
• M63: 21,325,476 km (0.075 R)
• M64: 22,312,971 km (0.044 R)
• M65: 23,231,203 km (0.048 R)
• M66: 23,694,956 km (0.108 R)
• M67: 23,906,787 km (0.055 R)
• M68: 24,546,019 km (0.084 R)
• M69: 24,846,262 km (0.082 R)
• M70: 25,363,870 km (0.109 R)
• M71: 25,537,105 km (0.098 R)
• M72: 26,103,033 km (0.111 R)
• M73: 26,453,391 km (0.104 R)
• M74: 27,247,457 km (0.093 R)
• M75: 27,380,599 km (0.091 R)
• M76: 29,130,445 km (0.052 R)
• M77: 29,311,908 km (0.065 R)
• M78: 30,179,276 km (0.111 R)
• M79: 30,869,969 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.2

Radius: 5.1

Gravity: 35.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.35 AU - 11.49 AU

Year: 23300 Days

Day: 16.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 92,682,861 km

• M1: 287,078 km (0.117 R)
• M2: 386,561 km (0.113 R)
• M3: 749,485 km (0.049 R)
• M4: 2,004,013 km (0.086 R)
• M5: 3,125,100 km (0.11 R)
• M6: 3,442,397 km (0.084 R)
• M7: 3,488,622 km (0.101 R)
• M8: 4,505,289 km (0.081 R)
• M9: 4,811,516 km (0.088 R)
• M10: 4,863,277 km (0.085 R)
• M11: 5,283,498 km (0.082 R)
• M12: 6,612,675 km (0.116 R)
• M13: 6,843,953 km (0.082 R)
• M14: 8,472,176 km (0.109 R)
• M15: 10,749,654 km (0.078 R)
• M16: 11,089,541 km (0.099 R)
• M17: 11,226,572 km (0.073 R)
• M18: 11,780,084 km (0.036 R)
• M19: 12,201,053 km (0.062 R)
• M20: 13,274,717 km (0.076 R)
• M21: 14,453,099 km (0.112 R)
• M22: 15,054,632 km (0.086 R)
• M23: 15,818,180 km (0.116 R)
• M24: 17,941,572 km (0.094 R)
• M25: 18,587,685 km (0.077 R)
• M26: 19,241,428 km (0.055 R)
• M27: 20,152,628 km (0.1 R)
• M28: 20,824,173 km (0.078 R)
• M29: 20,908,546 km (0.115 R)
• M30: 21,930,898 km (0.088 R)
• M31: 23,231,353 km (0.085 R)
• M32: 23,406,681 km (0.072 R)
• M33: 23,582,459 km (0.084 R)
• M34: 24,378,619 km (0.118 R)
• M35: 24,645,950 km (0.082 R)
• M36: 24,914,329 km (0.09 R)
• M37: 25,273,663 km (0.073 R)
• M38: 25,363,721 km (0.075 R)
• M39: 26,088,223 km (0.092 R)
• M40: 26,819,607 km (0.075 R)
• M41: 27,743,224 km (0.068 R)
• M42: 29,242,644 km (0.104 R)
• M43: 30,960,626 km (0.096 R)
• M44: 31,153,607 km (0.094 R)
• M45: 31,346,887 km (0.108 R)
• M46: 32,221,736 km (0.097 R)
• M47: 33,203,098 km (0.052 R)
• M48: 33,400,567 km (0.111 R)
• M49: 33,598,335 km (0.095 R)
• M50: 33,697,519 km (0.115 R)
• M51: 34,094,701 km (0.074 R)
• M52: 34,493,529 km (0.072 R)
• M53: 34,593,460 km (0.103 R)
• M54: 34,793,622 km (0.057 R)
• M55: 41,930,787 km (0.114 R)
• M56: 42,679,375 km (0.117 R)
• M57: 43,972,798 km (0.118 R)
• M58: 45,498,098 km (0.085 R)
• M59: 47,595,759 km (0.051 R)
• M60: 47,929,811 km (0.069 R)
• M61: 48,824,556 km (0.111 R)
• M62: 49,161,451 km (0.086 R)
• M63: 49,386,446 km (0.114 R)
• M64: 50,063,675 km (0.028 R)
• M65: 50,744,047 km (0.083 R)
• M66: 51,770,138 km (0.055 R)
• M67: 52,918,302 km (0.105 R)
• M68: 53,842,817 km (0.111 R)
• M69: 55,590,718 km (0.066 R)
• M70: 58,664,207 km (0.107 R)
• M71: 60,703,375 km (0.114 R)
• M72: 62,400,114 km (0.096 R)
• M73: 62,887,803 km (0.1 R)
• M74: 65,592,383 km (0.105 R)
• M75: 66,585,115 km (0.119 R)
• M76: 67,083,425 km (0.11 R)
• M77: 67,333,104 km (0.068 R)
• M78: 70,099,019 km (0.093 R)
• M79: 70,606,006 km (0.079 R)
• M80: 70,986,882 km (0.102 R)
• M81: 77,566,945 km (0.068 R)
• M82: 83,264,080 km (0.065 R)
• M83: 83,398,120 km (0.044 R)
• M84: 84,204,153 km (0.116 R)
• M85: 84,338,792 km (0.032 R)
• M86: 87,181,600 km (0.061 R)
• M87: 87,590,301 km (0.085 R)
• M88: 89,094,358 km (0.094 R)
• M89: 90,606,793 km (0.114 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: 267 - 16,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit