🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.53 AU - 0.87 AU

Year: 211 Days

Day: 12.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,855,383 km

• M1: 105,466 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.28 AU - 1.54 AU

Year: 603 Days

Day: 36.3 Hours

Environment

Temp: -13 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.25 AU - 2.05 AU

Year: 763 Days

Day: 40.1 Hours

Environment

Temp: -43 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.27 AU - 4.27 AU

Year: 3176 Days

Day: 27.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 137.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,855,383 km

• M1: 102,325 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 13.9

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.92 AU - 6.06 AU

Year: 4629 Days

Day: 6.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 45,855,383 km

• M1: 441,912 km (0.113 R)
• M2: 572,810 km (0.103 R)
• M3: 768,185 km (0.099 R)
• M4: 920,775 km (0.108 R)
• M5: 1,304,194 km (0.091 R)
• M6: 1,459,028 km (0.059 R)
• M7: 1,703,321 km (0.095 R)
• M8: 1,839,306 km (0.041 R)
• M9: 2,050,388 km (0.052 R)
• M10: 2,195,798 km (0.113 R)
• M11: 2,458,641 km (0.114 R)
• M12: 2,933,315 km (0.119 R)
• M13: 3,743,687 km (0.053 R)
• M14: 3,855,436 km (0.079 R)
• M15: 4,082,227 km (0.111 R)
• M16: 4,910,700 km (0.114 R)
• M17: 5,082,737 km (0.079 R)
• M18: 5,306,835 km (0.101 R)
• M19: 5,920,485 km (0.088 R)
• M20: 6,156,401 km (0.103 R)
• M21: 6,368,830 km (0.066 R)
• M22: 6,993,102 km (0.106 R)
• M23: 7,270,756 km (0.113 R)
• M24: 7,382,805 km (0.104 R)
• M25: 7,580,274 km (0.116 R)
• M26: 8,329,460 km (0.118 R)
• M27: 8,594,248 km (0.085 R)
• M28: 8,742,649 km (0.064 R)
• M29: 9,071,914 km (0.104 R)
• M30: 9,223,008 km (0.106 R)
• M31: 9,344,481 km (0.117 R)
• M32: 9,650,559 km (0.077 R)
• M33: 9,743,010 km (0.082 R)
• M34: 9,835,761 km (0.059 R)
• M35: 10,430,263 km (0.087 R)
• M36: 11,100,760 km (0.053 R)
• M37: 11,262,476 km (0.046 R)
• M38: 11,457,701 km (0.094 R)
• M39: 11,653,824 km (0.073 R)
• M40: 12,450,133 km (0.092 R)
• M41: 12,820,986 km (0.109 R)
• M42: 13,058,847 km (0.117 R)
• M43: 13,677,285 km (0.104 R)
• M44: 14,800,316 km (0.042 R)
• M45: 15,014,241 km (0.061 R)
• M46: 15,265,116 km (0.105 R)
• M47: 15,734,554 km (0.065 R)
• M48: 16,025,971 km (0.073 R)
• M49: 16,208,929 km (0.11 R)
• M50: 16,319,033 km (0.094 R)
• M51: 16,947,793 km (0.103 R)
• M52: 18,420,285 km (0.114 R)
• M53: 18,611,920 km (0.117 R)
• M54: 19,113,671 km (0.106 R)
• M55: 19,424,536 km (0.098 R)
• M56: 19,580,716 km (0.11 R)
• M57: 19,776,390 km (0.118 R)
• M58: 20,565,668 km (0.099 R)
• M59: 21,566,927 km (0.101 R)
• M60: 22,134,501 km (0.028 R)
• M61: 22,420,083 km (0.102 R)
• M62: 22,789,141 km (0.075 R)
• M63: 23,243,021 km (0.091 R)
• M64: 23,450,364 km (0.101 R)
• M65: 24,117,720 km (0.076 R)
• M66: 24,622,463 km (0.109 R)
• M67: 25,727,842 km (0.034 R)
• M68: 26,114,253 km (0.102 R)
• M69: 26,286,739 km (0.104 R)
• M70: 26,589,226 km (0.112 R)
• M71: 27,110,575 km (0.075 R)
• M72: 27,416,353 km (0.088 R)
• M73: 28,207,576 km (0.079 R)
• M74: 28,295,988 km (0.096 R)
• M75: 28,561,824 km (0.069 R)
• M76: 28,783,827 km (0.115 R)
• M77: 29,677,824 km (0.119 R)
• M78: 30,128,263 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.6

Radius: 11

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.34 AU - 12.02 AU

Year: 10839 Days

Day: 11.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 45,855,383 km

• M1: 197,619 km (0.083 R)
• M2: 482,304 km (0.086 R)
• M3: 574,755 km (0.082 R)
• M4: 817,253 km (0.057 R)
• M5: 1,031,328 km (0.081 R)
• M6: 1,113,906 km (0.071 R)
• M7: 1,444,218 km (0.092 R)
• M8: 1,657,245 km (0.078 R)
• M9: 2,357,363 km (0.042 R)
• M10: 2,667,031 km (0.106 R)
• M11: 3,019,783 km (0.078 R)
• M12: 3,545,170 km (0.086 R)
• M13: 3,672,927 km (0.078 R)
• M14: 3,802,329 km (0.106 R)
• M15: 5,506,997 km (0.045 R)
• M16: 5,692,797 km (0.103 R)
• M17: 5,842,844 km (0.087 R)
• M18: 6,108,829 km (0.093 R)
• M19: 6,185,573 km (0.116 R)
• M20: 6,613,423 km (0.095 R)
• M21: 6,771,398 km (0.064 R)
• M22: 6,850,834 km (0.103 R)
• M23: 7,212,263 km (0.053 R)
• M24: 7,953,670 km (0.116 R)
• M25: 8,037,594 km (0.053 R)
• M26: 8,936,378 km (0.04 R)
• M27: 9,067,426 km (0.073 R)
• M28: 9,199,072 km (0.086 R)
• M29: 9,287,185 km (0.062 R)
• M30: 10,366,534 km (0.093 R)
• M31: 10,688,917 km (0.116 R)
• M32: 10,921,093 km (0.099 R)
• M33: 11,061,267 km (0.069 R)
• M34: 12,789,421 km (0.037 R)
• M35: 12,887,857 km (0.091 R)
• M36: 13,284,291 km (0.084 R)
• M37: 15,013,343 km (0.037 R)
• M38: 15,587,799 km (0.079 R)
• M39: 16,329,356 km (0.055 R)
• M40: 16,704,547 km (0.104 R)
• M41: 17,517,911 km (0.065 R)
• M42: 18,067,384 km (0.079 R)
• M43: 18,399,790 km (0.105 R)
• M44: 18,622,392 km (0.083 R)
• M45: 19,465,525 km (0.103 R)
• M46: 20,091,892 km (0.106 R)
• M47: 20,551,456 km (0.08 R)
• M48: 20,782,585 km (0.095 R)
• M49: 21,539,550 km (0.081 R)
• M50: 22,128,068 km (0.087 R)
• M51: 22,543,202 km (0.119 R)
• M52: 23,804,013 km (0.034 R)
• M53: 24,412,428 km (0.062 R)
• M54: 24,718,505 km (0.114 R)
• M55: 26,018,062 km (0.101 R)
• M56: 27,149,620 km (0.112 R)
• M57: 27,785,261 km (0.119 R)
• M58: 28,683,297 km (0.106 R)
• M59: 29,395,533 km (0.114 R)
• M60: 29,721,207 km (0.093 R)
• M61: 31,168,567 km (0.115 R)
• M62: 31,700,537 km (0.035 R)
• M63: 32,638,665 km (0.087 R)
• M64: 33,382,166 km (0.114 R)
• M65: 34,473,633 km (0.08 R)
• M66: 35,230,747 km (0.1 R)
• M67: 35,438,240 km (0.062 R)
• M68: 35,784,858 km (0.113 R)
• M69: 36,272,098 km (0.103 R)
• M70: 38,384,869 km (0.109 R)
• M71: 39,528,096 km (0.094 R)
• M72: 40,392,771 km (0.102 R)
• M73: 42,360,881 km (0.099 R)
• M74: 45,333,840 km (0.096 R)
• M75: 45,634,830 km (0.052 R)
• M76: 46,238,757 km (0.081 R)
• M77: 46,921,372 km (0.1 R)
• M78: 47,989,800 km (0.059 R)
• M79: 48,373,369 km (0.035 R)
• M80: 48,527,006 km (0.088 R)
• M81: 48,680,942 km (0.119 R)
• M82: 50,306,323 km (0.114 R)
• M83: 50,539,995 km (0.104 R)
• M84: 52,817,024 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.8

Radius: 12.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.76 AU - 12.48 AU

Year: 12455 Days

Day: 14.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 45,855,383 km

• M1: 752,627 km (0.03 R)
• M2: 1,158,785 km (0.039 R)
• M3: 1,287,140 km (0.092 R)
• M4: 1,466,059 km (0.057 R)
• M5: 1,701,526 km (0.115 R)
• M6: 2,104,393 km (0.099 R)
• M7: 2,236,488 km (0.068 R)
• M8: 2,398,802 km (0.04 R)
• M9: 3,516,298 km (0.115 R)
• M10: 3,610,694 km (0.119 R)
• M11: 4,228,683 km (0.03 R)
• M12: 4,567,373 km (0.035 R)
• M13: 4,670,595 km (0.054 R)
• M14: 5,379,390 km (0.098 R)
• M15: 7,134,921 km (0.071 R)
• M16: 7,335,831 km (0.1 R)
• M17: 8,622,372 km (0.055 R)
• M18: 9,182,616 km (0.11 R)
• M19: 9,269,832 km (0.042 R)
• M20: 9,533,274 km (0.085 R)
• M21: 10,887,135 km (0.095 R)
• M22: 11,445,434 km (0.036 R)
• M23: 11,822,869 km (0.064 R)
• M24: 12,687,096 km (0.113 R)
• M25: 13,721,117 km (0.076 R)
• M26: 14,833,227 km (0.049 R)
• M27: 15,038,476 km (0.098 R)
• M28: 15,193,160 km (0.087 R)
• M29: 15,503,875 km (0.109 R)
• M30: 15,607,995 km (0.083 R)
• M31: 15,921,552 km (0.092 R)
• M32: 16,714,720 km (0.066 R)
• M33: 16,928,495 km (0.107 R)
• M34: 17,250,729 km (0.094 R)
• M35: 18,010,536 km (0.057 R)
• M36: 18,284,600 km (0.086 R)
• M37: 18,560,009 km (0.104 R)
• M38: 18,725,913 km (0.099 R)
• M39: 19,394,466 km (0.114 R)
• M40: 19,619,162 km (0.11 R)
• M41: 19,731,810 km (0.115 R)
• M42: 20,014,250 km (0.106 R)
• M43: 20,640,617 km (0.062 R)
• M44: 20,812,505 km (0.11 R)
• M45: 21,331,160 km (0.119 R)
• M46: 22,146,319 km (0.039 R)
• M47: 22,439,980 km (0.058 R)
• M48: 22,734,837 km (0.054 R)
• M49: 23,328,591 km (0.045 R)
• M50: 23,747,316 km (0.12 R)
• M51: 24,592,095 km (0.106 R)
• M52: 25,140,371 km (0.048 R)
• M53: 25,754,171 km (0.065 R)
• M54: 25,877,589 km (0.06 R)
• M55: 26,809,285 km (0.104 R)
• M56: 27,059,562 km (0.056 R)
• M57: 27,436,399 km (0.117 R)
• M58: 27,941,741 km (0.104 R)
• M59: 28,195,459 km (0.081 R)
• M60: 28,833,194 km (0.045 R)
• M61: 29,604,820 km (0.082 R)
• M62: 30,448,552 km (0.098 R)
• M63: 30,579,002 km (0.047 R)
• M64: 31,629,627 km (0.059 R)
• M65: 32,358,767 km (0.062 R)
• M66: 32,558,630 km (0.094 R)
• M67: 32,758,792 km (0.069 R)
• M68: 33,227,632 km (0.097 R)
• M69: 33,968,889 km (0.117 R)
• M70: 34,783,749 km (0.112 R)
• M71: 35,193,497 km (0.045 R)
• M72: 35,399,045 km (0.065 R)
• M73: 35,605,041 km (0.076 R)
• M74: 38,458,920 km (0.098 R)
• M75: 39,236,978 km (0.12 R)
• M76: 41,313,247 km (0.106 R)
• M77: 42,182,860 km (0.085 R)
• M78: 44,013,788 km (0.044 R)
• M79: 44,383,145 km (0.107 R)
• M80: 44,827,600 km (0.109 R)
• M81: 46,020,195 km (0.067 R)
• M82: 47,980,375 km (0.11 R)
• M83: 48,208,363 km (0.057 R)
• M84: 50,352,998 km (0.064 R)
• M85: 50,584,575 km (0.034 R)
• M86: 51,670,357 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.2

Radius: 6.7

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 14.04 AU - 20.72 AU

Year: 26076 Days

Day: 20.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 45,855,383 km

• M1: 99,483 km (0.102 R)
• M2: 321,187 km (0.075 R)
• M3: 382,971 km (0.045 R)
• M4: 595,100 km (0.082 R)
• M5: 641,775 km (0.102 R)
• M6: 931,097 km (0.105 R)
• M7: 1,319,154 km (0.097 R)
• M8: 2,253,542 km (0.065 R)
• M9: 2,481,081 km (0.108 R)
• M10: 3,235,204 km (0.106 R)
• M11: 3,320,026 km (0.112 R)
• M12: 3,462,892 km (0.03 R)
• M13: 3,695,965 km (0.12 R)
• M14: 3,874,136 km (0.072 R)
• M15: 5,464,960 km (0.05 R)
• M16: 5,736,330 km (0.1 R)
• M17: 5,839,254 km (0.118 R)
• M18: 7,679,756 km (0.096 R)
• M19: 8,021,887 km (0.097 R)
• M20: 9,037,955 km (0.12 R)
• M21: 9,237,968 km (0.076 R)
• M22: 10,011,239 km (0.08 R)
• M23: 10,093,967 km (0.041 R)
• M24: 10,259,871 km (0.102 R)
• M25: 10,594,372 km (0.025 R)
• M26: 12,011,961 km (0.116 R)
• M27: 12,055,793 km (0.112 R)
• M28: 12,497,556 km (0.094 R)
• M29: 12,944,704 km (0.114 R)
• M30: 13,762,555 km (0.109 R)
• M31: 14,503,514 km (0.072 R)
• M32: 15,591,240 km (0.11 R)
• M33: 17,098,438 km (0.113 R)
• M34: 17,644,470 km (0.057 R)
• M35: 18,095,358 km (0.093 R)
• M36: 18,397,995 km (0.038 R)
• M37: 18,702,427 km (0.036 R)
• M38: 19,316,227 km (0.104 R)
• M39: 19,522,223 km (0.025 R)
• M40: 19,988,669 km (0.04 R)
• M41: 20,040,580 km (0.075 R)
• M42: 21,783,096 km (0.111 R)
• M43: 23,080,558 km (0.062 R)
• M44: 23,299,270 km (0.089 R)
• M45: 23,683,587 km (0.061 R)
• M46: 24,180,850 km (0.081 R)
• M47: 24,291,852 km (0.092 R)
• M48: 26,832,921 km (0.081 R)
• M49: 27,005,258 km (0.107 R)
• M50: 27,814,583 km (0.12 R)
• M51: 28,047,357 km (0.078 R)
• M52: 29,161,562 km (0.062 R)
• M53: 29,932,140 km (0.109 R)
• M54: 29,991,680 km (0.063 R)
• M55: 31,796,728 km (0.07 R)
• M56: 33,327,713 km (0.027 R)
• M57: 34,694,589 km (0.035 R)
• M58: 35,826,596 km (0.083 R)
• M59: 36,016,435 km (0.115 R)
• M60: 36,079,715 km (0.071 R)
• M61: 36,651,628 km (0.089 R)
• M62: 36,779,085 km (0.091 R)
• M63: 36,842,964 km (0.099 R)
• M64: 39,751,894 km (0.052 R)
• M65: 40,671,771 km (0.088 R)
• M66: 42,332,009 km (0.091 R)
• M67: 42,599,639 km (0.099 R)
• M68: 43,675,996 km (0.098 R)
• M69: 43,743,614 km (0.111 R)
• M70: 44,081,855 km (0.039 R)
• M71: 44,421,143 km (0.036 R)
• M72: 44,965,679 km (0.115 R)
• M73: 45,102,262 km (0.092 R)
• M74: 45,580,975 km (0.059 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 18,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit