🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.08 AU - 1.3 AU

Year: 481 Days

Day: 15.7 Hours

Environment

Temp: 0 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,940,024 km

• M1: 67,768 km (0.051 R)
• M2: 1,197,681 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.96 AU - 1.6 AU

Year: 537 Days

Day: 40.8 Hours

Environment

Temp: -12 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.46 AU - 2.58 AU

Year: 1484 Days

Day: 44.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,940,024 km

• M1: 124,765 km (0.118 R)
• M2: 326,871 km (0.031 R)

Asteroid Belt

Center: 8.63 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.5

Radius: 4.2

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 13.22 AU - 16.26 AU

Year: 20987 Days

Day: 20.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,940,024 km

• M1: 366,365 km (0.099 R)
• M2: 424,559 km (0.058 R)
• M3: 539,450 km (0.095 R)
• M4: 760,855 km (0.116 R)
• M5: 901,028 km (0.071 R)
• M6: 1,733,690 km (0.075 R)
• M7: 1,800,111 km (0.07 R)
• M8: 2,197,892 km (0.118 R)
• M9: 3,191,970 km (0.052 R)
• M10: 3,376,424 km (0.092 R)
• M11: 3,585,562 km (0.095 R)
• M12: 5,210,045 km (0.057 R)
• M13: 5,524,649 km (0.114 R)
• M14: 5,995,284 km (0.067 R)
• M15: 8,280,841 km (0.107 R)
• M16: 8,421,163 km (0.072 R)
• M17: 8,533,960 km (0.112 R)
• M18: 8,904,215 km (0.113 R)
• M19: 10,862,900 km (0.088 R)
• M20: 11,263,822 km (0.116 R)
• M21: 12,111,892 km (0.111 R)
• M22: 12,753,368 km (0.077 R)
• M23: 16,191,576 km (0.078 R)
• M24: 17,075,251 km (0.045 R)
• M25: 17,289,624 km (0.104 R)
• M26: 17,505,045 km (0.108 R)
• M27: 19,968,922 km (0.118 R)
• M28: 21,954,684 km (0.083 R)
• M29: 23,128,579 km (0.118 R)
• M30: 25,373,744 km (0.071 R)
• M31: 27,352,774 km (0.088 R)
• M32: 27,729,312 km (0.106 R)
• M33: 28,065,458 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.9

Radius: 4.7

Gravity: 22.95 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 15.32 AU - 18.58 AU

Year: 25880 Days

Day: 22.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 77,940,024 km

• M1: 128,205 km (0.093 R)
• M2: 193,729 km (0.081 R)
• M3: 362,027 km (0.093 R)
• M4: 838,047 km (0.105 R)
• M5: 1,319,154 km (0.086 R)
• M6: 1,380,639 km (0.054 R)
• M7: 2,011,194 km (0.12 R)
• M8: 2,154,060 km (0.058 R)
• M9: 2,641,001 km (0.104 R)
• M10: 3,160,554 km (0.094 R)
• M11: 3,284,870 km (0.097 R)
• M12: 3,326,757 km (0.054 R)
• M13: 4,019,545 km (0.108 R)
• M14: 4,428,396 km (0.085 R)
• M15: 5,732,142 km (0.08 R)
• M16: 6,609,533 km (0.112 R)
• M17: 7,693,968 km (0.057 R)
• M18: 9,243,353 km (0.076 R)
• M19: 9,660,283 km (0.065 R)
• M20: 9,961,872 km (0.068 R)
• M21: 10,760,575 km (0.103 R)
• M22: 10,947,722 km (0.08 R)
• M23: 11,452,166 km (0.098 R)
• M24: 11,899,912 km (0.089 R)
• M25: 12,812,160 km (0.096 R)
• M26: 13,076,948 km (0.047 R)
• M27: 15,469,467 km (0.102 R)
• M28: 16,248,872 km (0.066 R)
• M29: 16,320,380 km (0.09 R)
• M30: 16,391,887 km (0.109 R)
• M31: 16,463,545 km (0.068 R)
• M32: 18,587,535 km (0.079 R)
• M33: 19,339,714 km (0.11 R)
• M34: 19,491,256 km (0.113 R)
• M35: 22,207,804 km (0.059 R)
• M36: 23,327,095 km (0.095 R)
• M37: 24,546,617 km (0.032 R)
• M38: 25,786,783 km (0.118 R)
• M39: 27,642,096 km (0.113 R)
• M40: 27,898,507 km (0.103 R)
• M41: 28,327,404 km (0.078 R)
• M42: 31,926,130 km (0.041 R)
• M43: 32,374,774 km (0.097 R)
• M44: 32,464,832 km (0.116 R)
• M45: 33,733,123 km (0.049 R)
• M46: 33,824,378 km (0.113 R)
• M47: 36,224,676 km (0.038 R)
• M48: 36,786,416 km (0.049 R)
• M49: 37,350,998 km (0.099 R)
• M50: 39,926,625 km (0.065 R)
• M51: 40,216,396 km (0.119 R)
• M52: 41,382,212 km (0.064 R)
• M53: 41,479,899 km (0.083 R)
• M54: 41,969,234 km (0.11 R)
• M55: 42,067,370 km (0.093 R)
• M56: 42,165,656 km (0.114 R)
• M57: 43,250,689 km (0.114 R)
• M58: 43,349,873 km (0.109 R)
• M59: 43,846,388 km (0.058 R)
• M60: 43,946,020 km (0.074 R)
• M61: 44,845,402 km (0.118 R)
• M62: 46,357,837 km (0.105 R)
• M63: 46,967,448 km (0.061 R)
• M64: 47,375,402 km (0.105 R)
• M65: 47,784,402 km (0.078 R)
• M66: 47,886,877 km (0.086 R)
• M67: 47,989,501 km (0.104 R)
• M68: 48,503,220 km (0.082 R)
• M69: 48,606,143 km (0.084 R)
• M70: 48,812,289 km (0.048 R)
• M71: 50,785,186 km (0.059 R)
• M72: 51,099,042 km (0.074 R)
• M73: 53,101,859 km (0.113 R)
• M74: 53,739,594 km (0.103 R)
• M75: 53,952,771 km (0.093 R)
• M76: 54,808,172 km (0.113 R)
• M77: 54,915,434 km (0.062 R)
• M78: 55,560,500 km (0.106 R)
• M79: 56,316,118 km (0.11 R)
• M80: 56,966,420 km (0.101 R)
• M81: 59,703,014 km (0.039 R)
• M82: 62,034,497 km (0.103 R)
• M83: 63,605,424 km (0.086 R)
• M84: 68,165,167 km (0.086 R)
• M85: 69,785,761 km (0.11 R)
• M86: 70,600,770 km (0.114 R)
• M87: 71,301,936 km (0.039 R)
• M88: 73,064,946 km (0.111 R)
• M89: 75,318,489 km (0.116 R)
• M90: 75,676,327 km (0.075 R)
• M91: 77,233,790 km (0.097 R)
• M92: 78,197,500 km (0.12 R)
• M93: 80,380,282 km (0.107 R)
• M94: 81,724,120 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.1

Radius: 6.9

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 16.12 AU - 19.04 AU

Year: 27336 Days

Day: 20.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 77,940,024 km

• M1: 92,751 km (0.083 R)
• M2: 163,660 km (0.109 R)
• M3: 755,918 km (0.099 R)
• M4: 904,618 km (0.044 R)
• M5: 1,558,660 km (0.043 R)
• M6: 1,781,860 km (0.109 R)
• M7: 1,880,595 km (0.065 R)
• M8: 2,293,784 km (0.083 R)
• M9: 2,659,401 km (0.105 R)
• M10: 3,322,120 km (0.084 R)
• M11: 4,033,607 km (0.114 R)
• M12: 4,836,798 km (0.052 R)
• M13: 5,068,525 km (0.1 R)
• M14: 5,209,297 km (0.085 R)
• M15: 5,591,071 km (0.11 R)
• M16: 5,736,630 km (0.103 R)
• M17: 6,841,410 km (0.098 R)
• M18: 7,631,586 km (0.113 R)
• M19: 8,284,431 km (0.046 R)
• M20: 8,673,385 km (0.091 R)
• M21: 8,785,733 km (0.082 R)
• M22: 9,125,321 km (0.066 R)
• M23: 9,876,003 km (0.083 R)
• M24: 10,407,225 km (0.069 R)
• M25: 10,887,284 km (0.086 R)
• M26: 11,436,009 km (0.118 R)
• M27: 12,687,096 km (0.104 R)
• M28: 14,112,914 km (0.077 R)
• M29: 14,443,974 km (0.074 R)
• M30: 14,777,577 km (0.072 R)
• M31: 15,656,913 km (0.054 R)
• M32: 16,137,422 km (0.069 R)
• M33: 16,762,441 km (0.103 R)
• M34: 17,324,481 km (0.09 R)
• M35: 18,323,046 km (0.088 R)
• M36: 18,901,841 km (0.098 R)
• M37: 19,413,465 km (0.071 R)
• M38: 19,560,370 km (0.088 R)
• M39: 20,524,678 km (0.041 R)
• M40: 20,899,720 km (0.107 R)
• M41: 21,050,365 km (0.102 R)
• M42: 22,422,327 km (0.113 R)
• M43: 22,731,097 km (0.092 R)
• M44: 23,041,363 km (0.091 R)
• M45: 24,217,053 km (0.076 R)
• M46: 25,011,717 km (0.06 R)
• M47: 25,171,637 km (0.036 R)
• M48: 26,057,406 km (0.086 R)
• M49: 26,789,837 km (0.068 R)
• M50: 27,942,339 km (0.086 R)
• M51: 29,195,221 km (0.096 R)
• M52: 29,616,938 km (0.086 R)
• M53: 30,125,570 km (0.065 R)
• M54: 30,637,046 km (0.109 R)
• M55: 30,893,905 km (0.092 R)
• M56: 34,119,983 km (0.058 R)
• M57: 34,831,471 km (0.12 R)
• M58: 35,727,861 km (0.028 R)
• M59: 36,450,269 km (0.092 R)
• M60: 37,451,528 km (0.062 R)
• M61: 38,923,870 km (0.109 R)
• M62: 39,109,371 km (0.11 R)
• M63: 39,480,972 km (0.073 R)
• M64: 39,947,119 km (0.025 R)
• M65: 40,696,904 km (0.078 R)
• M66: 41,167,838 km (0.049 R)
• M67: 41,830,257 km (0.119 R)
• M68: 42,496,118 km (0.038 R)
• M69: 43,453,394 km (0.069 R)
• M70: 43,934,651 km (0.103 R)
• M71: 44,127,782 km (0.078 R)
• M72: 44,611,581 km (0.074 R)
• M73: 44,805,609 km (0.067 R)
• M74: 45,194,414 km (0.108 R)
• M75: 49,444,789 km (0.088 R)
• M76: 49,947,288 km (0.109 R)
• M77: 51,160,078 km (0.11 R)
• M78: 51,261,655 km (0.061 R)
• M79: 51,566,536 km (0.075 R)
• M80: 54,545,029 km (0.089 R)
• M81: 55,064,134 km (0.073 R)
• M82: 55,689,303 km (0.096 R)
• M83: 57,473,258 km (0.057 R)
• M84: 59,489,239 km (0.073 R)
• M85: 63,917,785 km (0.095 R)
• M86: 65,013,888 km (0.102 R)
• M87: 67,002,493 km (0.061 R)
• M88: 67,669,849 km (0.029 R)
• M89: 68,786,896 km (0.04 R)
• M90: 70,586,858 km (0.12 R)
• M91: 72,060,846 km (0.072 R)
• M92: 74,233,007 km (0.098 R)
• M93: 77,706,520 km (0.071 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 13,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit