🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.48 AU - 0.7 AU

Year: 207 Days

Day: 42.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 47.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,258,444 km

• M1: 232,325 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.63 AU - 0.69 AU

Year: 245 Days

Day: 14.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,258,444 km

• M1: 133,591 km (0.079 R)
• M2: 476,619 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.72 AU - 0.86 AU

Year: 321 Days

Day: 20.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.82 AU - 2.1 AU

Year: 1253 Days

Day: 26.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.87 AU - 2.07 AU

Year: 1262 Days

Day: 30.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.3

Radius: 8.9

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.85 AU - 4.51 AU

Year: 3223 Days

Day: 7.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 72,258,444 km

• M1: 136,583 km (0.101 R)
• M2: 233,073 km (0.09 R)
• M3: 332,107 km (0.052 R)
• M4: 448,644 km (0.069 R)
• M5: 544,087 km (0.097 R)
• M6: 618,288 km (0.101 R)
• M7: 895,942 km (0.086 R)
• M8: 974,331 km (0.064 R)
• M9: 1,102,237 km (0.116 R)
• M10: 1,186,610 km (0.105 R)
• M11: 1,546,543 km (0.106 R)
• M12: 1,867,131 km (0.075 R)
• M13: 1,954,197 km (0.057 R)
• M14: 2,027,799 km (0.1 R)
• M15: 2,378,606 km (0.049 R)
• M16: 2,553,336 km (0.101 R)
• M17: 2,848,194 km (0.081 R)
• M18: 2,982,832 km (0.104 R)
• M19: 3,275,894 km (0.066 R)
• M20: 4,422,113 km (0.1 R)
• M21: 4,480,456 km (0.108 R)
• M22: 4,916,534 km (0.118 R)
• M23: 5,283,647 km (0.118 R)
• M24: 5,701,773 km (0.079 R)
• M25: 5,786,745 km (0.087 R)
• M26: 5,936,343 km (0.06 R)
• M27: 6,174,054 km (0.112 R)
• M28: 6,973,954 km (0.082 R)
• M29: 7,087,648 km (0.116 R)
• M30: 7,665,395 km (0.072 R)
• M31: 7,735,855 km (0.064 R)
• M32: 7,806,316 km (0.081 R)
• M33: 8,306,272 km (0.082 R)
• M34: 8,402,763 km (0.118 R)
• M35: 8,572,407 km (0.082 R)
• M36: 8,645,411 km (0.096 R)
• M37: 8,816,700 km (0.109 R)
• M38: 8,939,670 km (0.113 R)
• M39: 9,038,554 km (0.109 R)
• M40: 9,162,570 km (0.084 R)
• M41: 10,201,079 km (0.101 R)
• M42: 10,382,092 km (0.09 R)
• M43: 10,694,901 km (0.032 R)
• M44: 10,799,919 km (0.074 R)
• M45: 10,878,907 km (0.065 R)
• M46: 11,249,909 km (0.062 R)
• M47: 11,544,318 km (0.075 R)
• M48: 12,113,388 km (0.089 R)
• M49: 12,222,894 km (0.117 R)
• M50: 12,415,127 km (0.077 R)
• M51: 12,663,909 km (0.103 R)
• M52: 12,719,409 km (0.115 R)
• M53: 12,942,310 km (0.106 R)
• M54: 13,054,209 km (0.045 R)
• M55: 13,590,069 km (0.083 R)
• M56: 13,875,053 km (0.059 R)
• M57: 14,392,961 km (0.089 R)
• M58: 14,858,809 km (0.089 R)
• M59: 15,005,265 km (0.115 R)
• M60: 15,093,378 km (0.075 R)
• M61: 15,507,166 km (0.058 R)
• M62: 16,044,521 km (0.064 R)
• M63: 16,104,660 km (0.091 R)
• M64: 16,225,086 km (0.12 R)
• M65: 16,406,249 km (0.104 R)
• M66: 17,014,963 km (0.104 R)
• M67: 17,106,965 km (0.045 R)
• M68: 17,414,688 km (0.076 R)
• M69: 17,662,123 km (0.06 R)
• M70: 18,695,395 km (0.079 R)
• M71: 18,885,385 km (0.104 R)
• M72: 19,075,972 km (0.089 R)
• M73: 20,038,485 km (0.102 R)
• M74: 20,232,962 km (0.064 R)
• M75: 20,819,984 km (0.027 R)
• M76: 20,885,508 km (0.038 R)
• M77: 21,611,357 km (0.108 R)
• M78: 22,345,434 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.3

Radius: 13.4

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.64 AU - 5.78 AU

Year: 4667 Days

Day: 11.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 72,258,444 km

• M1: 177,273 km (0.113 R)
• M2: 607,966 km (0.113 R)
• M3: 795,861 km (0.116 R)
• M4: 910,752 km (0.068 R)
• M5: 1,004,550 km (0.065 R)
• M6: 1,232,537 km (0.083 R)
• M7: 1,773,483 km (0.09 R)
• M8: 2,034,681 km (0.104 R)
• M9: 2,124,739 km (0.098 R)
• M10: 2,234,543 km (0.054 R)
• M11: 2,536,731 km (0.043 R)
• M12: 2,653,717 km (0.106 R)
• M13: 2,994,800 km (0.07 R)
• M14: 3,457,506 km (0.065 R)
• M15: 3,719,452 km (0.108 R)
• M16: 3,988,130 km (0.102 R)
• M17: 4,332,953 km (0.1 R)
• M18: 4,426,601 km (0.11 R)
• M19: 4,615,842 km (0.086 R)
• M20: 4,905,015 km (0.114 R)
• M21: 5,125,672 km (0.096 R)
• M22: 5,324,787 km (0.053 R)
• M23: 5,475,731 km (0.065 R)
• M24: 5,602,590 km (0.114 R)
• M25: 6,146,378 km (0.108 R)
• M26: 6,278,323 km (0.052 R)
• M27: 6,870,432 km (0.109 R)
• M28: 6,980,087 km (0.115 R)
• M29: 7,145,542 km (0.087 R)
• M30: 7,508,616 km (0.105 R)
• M31: 7,735,108 km (0.112 R)
• M32: 8,901,373 km (0.082 R)
• M33: 9,322,491 km (0.096 R)
• M34: 9,750,191 km (0.097 R)
• M35: 9,842,642 km (0.12 R)
• M36: 10,593,175 km (0.118 R)
• M37: 10,911,369 km (0.061 R)
• M38: 11,232,706 km (0.052 R)
• M39: 12,448,936 km (0.098 R)
• M40: 12,683,655 km (0.116 R)
• M41: 12,852,252 km (0.09 R)
• M42: 13,362,680 km (0.102 R)
• M43: 13,810,277 km (0.08 R)
• M44: 14,018,667 km (0.059 R)
• M45: 14,123,236 km (0.037 R)
• M46: 14,826,795 km (0.077 R)
• M47: 15,182,837 km (0.054 R)
• M48: 15,433,863 km (0.104 R)
• M49: 15,541,872 km (0.109 R)
• M50: 15,903,600 km (0.109 R)
• M51: 16,268,170 km (0.12 R)
• M52: 17,716,128 km (0.09 R)
• M53: 18,170,008 km (0.094 R)
• M54: 19,321,463 km (0.118 R)
• M55: 19,515,641 km (0.097 R)
• M56: 19,710,567 km (0.102 R)
• M57: 19,905,941 km (0.104 R)
• M58: 20,298,935 km (0.085 R)
• M59: 20,813,552 km (0.113 R)
• M60: 21,533,417 km (0.085 R)
• M61: 22,058,206 km (0.064 R)
• M62: 22,301,901 km (0.081 R)
• M63: 23,326,946 km (0.1 R)
• M64: 23,533,839 km (0.085 R)
• M65: 23,782,770 km (0.072 R)
• M66: 23,949,273 km (0.11 R)
• M67: 24,409,286 km (0.097 R)
• M68: 24,661,359 km (0.083 R)
• M69: 25,507,933 km (0.109 R)
• M70: 26,020,306 km (0.113 R)
• M71: 26,407,016 km (0.098 R)
• M72: 26,493,185 km (0.103 R)
• M73: 26,838,756 km (0.062 R)
• M74: 28,104,354 km (0.031 R)
• M75: 28,192,317 km (0.077 R)
• M76: 28,899,466 km (0.07 R)
• M77: 29,389,100 km (0.085 R)
• M78: 29,836,697 km (0.084 R)
• M79: 30,106,272 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.7

Radius: 14.9

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.39 AU - 9.99 AU

Year: 11696 Days

Day: 7.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 72,258,444 km

• M1: 366,066 km (0.039 R)
• M2: 714,031 km (0.059 R)
• M3: 959,072 km (0.119 R)
• M4: 1,103,284 km (0.047 R)
• M5: 2,459,239 km (0.051 R)
• M6: 2,633,371 km (0.087 R)
• M7: 2,781,772 km (0.081 R)
• M8: 3,118,218 km (0.105 R)
• M9: 3,697,311 km (0.112 R)
• M10: 3,830,753 km (0.059 R)
• M11: 4,955,280 km (0.12 R)
• M12: 5,251,783 km (0.029 R)
• M13: 5,402,278 km (0.109 R)
• M14: 5,554,270 km (0.03 R)
• M15: 6,255,734 km (0.114 R)
• M16: 7,192,815 km (0.058 R)
• M17: 7,699,354 km (0.112 R)
• M18: 8,436,722 km (0.081 R)
• M19: 8,791,568 km (0.112 R)
• M20: 9,196,679 km (0.079 R)
• M21: 10,025,301 km (0.067 R)
• M22: 10,829,988 km (0.077 R)
• M23: 10,974,201 km (0.091 R)
• M24: 11,606,401 km (0.089 R)
• M25: 11,951,673 km (0.063 R)
• M26: 12,300,386 km (0.064 R)
• M27: 13,469,942 km (0.092 R)
• M28: 14,094,214 km (0.104 R)
• M29: 14,304,399 km (0.104 R)
• M30: 14,781,167 km (0.106 R)
• M31: 14,941,237 km (0.046 R)
• M32: 15,048,349 km (0.104 R)
• M33: 16,078,181 km (0.106 R)
• M34: 16,518,597 km (0.049 R)
• M35: 17,074,652 km (0.026 R)
• M36: 17,298,899 km (0.086 R)
• M37: 17,524,044 km (0.079 R)
• M38: 17,750,236 km (0.061 R)
• M39: 18,319,905 km (0.111 R)
• M40: 18,722,174 km (0.097 R)
• M41: 19,243,821 km (0.071 R)
• M42: 19,535,687 km (0.114 R)
• M43: 19,652,822 km (0.056 R)
• M44: 20,064,814 km (0.094 R)
• M45: 20,957,016 km (0.031 R)
• M46: 21,076,994 km (0.045 R)
• M47: 22,965,368 km (0.11 R)
• M48: 23,151,018 km (0.089 R)
• M49: 24,464,338 km (0.08 R)
• M50: 24,907,447 km (0.119 R)
• M51: 25,481,155 km (0.079 R)
• M52: 26,317,557 km (0.048 R)
• M53: 26,641,586 km (0.099 R)
• M54: 27,293,832 km (0.109 R)
• M55: 28,880,318 km (0.047 R)
• M56: 29,147,649 km (0.087 R)
• M57: 29,483,048 km (0.032 R)
• M58: 30,428,805 km (0.087 R)
• M59: 32,697,307 km (0.095 R)
• M60: 33,185,595 km (0.097 R)
• M61: 34,948,755 km (0.053 R)
• M62: 35,162,381 km (0.077 R)
• M63: 35,662,636 km (0.095 R)
• M64: 35,949,565 km (0.115 R)
• M65: 36,165,136 km (0.064 R)
• M66: 36,453,411 km (0.088 R)
• M67: 38,934,043 km (0.108 R)
• M68: 39,303,400 km (0.081 R)
• M69: 43,060,849 km (0.044 R)
• M70: 43,442,773 km (0.076 R)
• M71: 43,749,299 km (0.114 R)
• M72: 45,369,743 km (0.092 R)
• M73: 46,226,490 km (0.086 R)
• M74: 46,617,539 km (0.031 R)
• M75: 48,114,116 km (0.096 R)
• M76: 48,589,987 km (0.068 R)
• M77: 50,026,874 km (0.073 R)
• M78: 50,911,895 km (0.115 R)
• M79: 51,639,689 km (0.111 R)
• M80: 52,615,665 km (0.115 R)
• M81: 53,433,667 km (0.095 R)
• M82: 53,679,905 km (0.111 R)
• M83: 54,420,713 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.9

Radius: 3.5

Gravity: 32.64 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 10.86 AU - 17.38 AU

Year: 24224 Days

Day: 24.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 72,258,444 km

• M1: 61,784 km (0.088 R)
• M2: 126,859 km (0.049 R)
• M3: 150,495 km (0.095 R)
• M4: 189,690 km (0.084 R)
• M5: 400,174 km (0.027 R)
• M6: 536,757 km (0.082 R)
• M7: 642,972 km (0.065 R)
• M8: 779,405 km (0.102 R)
• M9: 826,827 km (0.12 R)
• M10: 850,913 km (0.11 R)
• M11: 1,000,511 km (0.095 R)
• M12: 1,240,316 km (0.107 R)
• M13: 1,380,938 km (0.074 R)
• M14: 1,526,796 km (0.082 R)
• M15: 1,616,704 km (0.112 R)
• M16: 1,677,591 km (0.098 R)
• M17: 2,158,099 km (0.105 R)
• M18: 3,273,351 km (0.042 R)
• M19: 3,350,544 km (0.101 R)
• M20: 3,389,439 km (0.077 R)
• M21: 3,428,334 km (0.071 R)
• M22: 4,030,765 km (0.088 R)
• M23: 4,238,856 km (0.118 R)
• M24: 4,752,276 km (0.105 R)
• M25: 6,795,483 km (0.052 R)
• M26: 7,042,769 km (0.069 R)
• M27: 7,444,588 km (0.075 R)
• M28: 7,905,499 km (0.107 R)
• M29: 8,061,081 km (0.091 R)
• M30: 8,428,344 km (0.072 R)
• M31: 8,747,436 km (0.104 R)
• M32: 9,287,933 km (0.093 R)
• M33: 10,118,800 km (0.073 R)
• M34: 10,175,049 km (0.04 R)
• M35: 10,287,846 km (0.086 R)
• M36: 10,685,776 km (0.095 R)
• M37: 11,088,793 km (0.1 R)
• M38: 11,496,746 km (0.12 R)
• M39: 11,673,122 km (0.109 R)
• M40: 13,177,179 km (0.062 R)
• M41: 13,485,201 km (0.114 R)
• M42: 16,033,601 km (0.093 R)
• M43: 16,362,267 km (0.048 R)
• M44: 17,564,286 km (0.108 R)
• M45: 17,631,755 km (0.073 R)
• M46: 17,903,125 km (0.117 R)
• M47: 18,175,842 km (0.077 R)
• M48: 19,489,611 km (0.12 R)
• M49: 21,625,419 km (0.114 R)
• M50: 22,353,662 km (0.1 R)
• M51: 23,238,084 km (0.11 R)
• M52: 23,834,082 km (0.099 R)
• M53: 24,284,372 km (0.116 R)
• M54: 24,586,111 km (0.073 R)
• M55: 24,813,200 km (0.095 R)
• M56: 25,117,183 km (0.047 R)
• M57: 25,345,918 km (0.107 R)
• M58: 25,422,363 km (0.06 R)
• M59: 27,278,873 km (0.118 R)
• M60: 27,514,040 km (0.117 R)
• M61: 29,018,696 km (0.068 R)
• M62: 32,521,081 km (0.05 R)
• M63: 34,279,454 km (0.119 R)
• M64: 34,617,845 km (0.056 R)
• M65: 34,872,460 km (0.112 R)
• M66: 36,240,383 km (0.062 R)
• M67: 37,191,078 km (0.12 R)
• M68: 38,149,851 km (0.085 R)
• M69: 38,940,326 km (0.087 R)
• M70: 39,647,475 km (0.115 R)
• M71: 44,254,491 km (0.111 R)
• M72: 46,761,003 km (0.065 R)
• M73: 47,795,323 km (0.105 R)
• M74: 49,027,411 km (0.081 R)
• M75: 49,408,586 km (0.044 R)
• M76: 49,886,402 km (0.036 R)
• M77: 50,365,863 km (0.109 R)
• M78: 51,136,143 km (0.059 R)
• M79: 51,619,493 km (0.114 R)
• M80: 53,568,006 km (0.093 R)
• M81: 53,862,414 km (0.11 R)
• M82: 55,144,169 km (0.092 R)
• M83: 55,441,420 km (0.072 R)
• M84: 55,639,786 km (0.076 R)
• M85: 57,035,535 km (0.083 R)
• M86: 57,235,846 km (0.089 R)
• M87: 58,341,823 km (0.05 R)
• M88: 60,881,397 km (0.076 R)
• M89: 62,010,262 km (0.109 R)
• M90: 62,113,186 km (0.07 R)
• M91: 62,938,966 km (0.118 R)
• M92: 63,768,336 km (0.075 R)
• M93: 64,914,705 km (0.055 R)
• M94: 65,019,274 km (0.104 R)
• M95: 67,016,256 km (0.076 R)
• M96: 68,713,444 km (0.082 R)
• M97: 69,033,284 km (0.098 R)
• M98: 70,747,227 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 20,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit