🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.2

Radius: 11

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.6 AU - 0.84 AU

Year: 401 Days

Day: 13.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,256,265 km

• M1: 137,181 km (0.107 R)
• M2: 544,985 km (0.1 R)
• M3: 898,186 km (0.081 R)
• M4: 1,342,790 km (0.07 R)
• M5: 1,830,480 km (0.099 R)
• M6: 2,434,705 km (0.079 R)
• M7: 2,868,838 km (0.072 R)
• M8: 3,283,673 km (0.116 R)
• M9: 3,947,888 km (0.116 R)
• M10: 4,333,850 km (0.107 R)
• M11: 5,165,914 km (0.088 R)
• M12: 5,611,865 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.7

Radius: 13.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.78 AU - 2.64 AU

Year: 2155 Days

Day: 6.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,256,265 km

• M1: 165,605 km (0.116 R)
• M2: 666,459 km (0.109 R)
• M3: 1,680,283 km (0.118 R)
• M4: 2,256,085 km (0.059 R)
• M5: 2,706,525 km (0.051 R)
• M6: 3,250,612 km (0.11 R)
• M7: 4,415,680 km (0.118 R)
• M8: 5,197,180 km (0.049 R)
• M9: 5,867,228 km (0.077 R)
• M10: 6,567,347 km (0.091 R)
• M11: 7,676,465 km (0.068 R)
• M12: 8,741,901 km (0.096 R)
• M13: 9,413,446 km (0.09 R)
• M14: 10,821,910 km (0.109 R)
• M15: 11,676,114 km (0.066 R)
• M16: 12,201,651 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.9

Radius: 8.5

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.1 AU - 3.18 AU

Year: 2814 Days

Day: 10.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,256,265 km

• M1: 105,766 km (0.116 R)
• M2: 569,968 km (0.118 R)
• M3: 1,135,747 km (0.115 R)
• M4: 2,901,301 km (0.032 R)
• M5: 4,105,714 km (0.118 R)
• M6: 6,778,130 km (0.087 R)
• M7: 7,519,986 km (0.111 R)
• M8: 8,863,973 km (0.11 R)
• M9: 9,999,122 km (0.067 R)
• M10: 10,288,294 km (0.046 R)
• M11: 11,659,508 km (0.12 R)
• M12: 12,430,386 km (0.087 R)
• M13: 14,345,688 km (0.112 R)
• M14: 14,853,573 km (0.049 R)
• M15: 15,710,619 km (0.095 R)
• M16: 17,211,833 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 13.2

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.93 AU - 3.58 AU

Year: 3844 Days

Day: 13.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,256,265 km

• M1: 165,006 km (0.109 R)
• M2: 582,534 km (0.104 R)
• M3: 1,103,733 km (0.056 R)
• M4: 1,926,821 km (0.095 R)
• M5: 2,725,673 km (0.093 R)
• M6: 3,202,591 km (0.036 R)
• M7: 4,212,826 km (0.04 R)
• M8: 4,854,601 km (0.066 R)
• M9: 5,265,247 km (0.083 R)
• M10: 6,069,335 km (0.104 R)
• M11: 8,348,608 km (0.064 R)
• M12: 9,482,111 km (0.102 R)
• M13: 9,963,368 km (0.117 R)
• M14: 10,715,695 km (0.115 R)
• M15: 12,053,549 km (0.113 R)
• M16: 15,660,204 km (0.117 R)
• M17: 16,505,283 km (0.086 R)
• M18: 17,859,742 km (0.07 R)
• M19: 22,793,031 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.4

Radius: 11

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.29 AU - 5.07 AU

Year: 5606 Days

Day: 7.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,256,265 km

• M1: 136,882 km (0.11 R)
• M2: 557,252 km (0.103 R)
• M3: 1,228,947 km (0.086 R)
• M4: 1,905,578 km (0.088 R)
• M5: 2,580,114 km (0.085 R)
• M6: 2,948,424 km (0.116 R)
• M7: 3,519,888 km (0.087 R)
• M8: 3,954,620 km (0.116 R)
• M9: 5,427,710 km (0.084 R)
• M10: 5,955,641 km (0.106 R)
• M11: 8,451,980 km (0.094 R)
• M12: 9,235,425 km (0.112 R)
• M13: 9,797,015 km (0.12 R)
• M14: 11,112,579 km (0.118 R)
• M15: 11,834,538 km (0.051 R)
• M16: 14,238,426 km (0.055 R)
• M17: 16,135,626 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.2

Radius: 5.4

Gravity: 26.34 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.77 AU - 10.07 AU

Year: 16028 Days

Day: 18.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,256,265 km

• M1: 133,292 km (0.086 R)
• M2: 1,278,613 km (0.036 R)
• M3: 3,272,753 km (0.08 R)
• M4: 3,955,517 km (0.095 R)
• M5: 4,593,552 km (0.094 R)
• M6: 4,937,179 km (0.095 R)
• M7: 5,522,405 km (0.114 R)
• M8: 6,031,038 km (0.104 R)
• M9: 8,083,521 km (0.114 R)
• M10: 8,431,934 km (0.093 R)
• M11: 10,153,955 km (0.101 R)
• M12: 13,224,452 km (0.099 R)
• M13: 13,499,562 km (0.096 R)
• M14: 15,533,046 km (0.083 R)
• M15: 18,779,320 km (0.094 R)
• M16: 22,063,891 km (0.117 R)
• M17: 23,639,156 km (0.05 R)
• M18: 26,901,886 km (0.096 R)
• M19: 28,927,740 km (0.075 R)
• M20: 29,742,301 km (0.064 R)
• M21: 42,954,336 km (0.09 R)
• M22: 49,905,102 km (0.106 R)
• M23: 50,907,407 km (0.117 R)
• M24: 56,300,411 km (0.093 R)
• M25: 59,974,684 km (0.062 R)
• M26: 62,833,050 km (0.108 R)
• M27: 63,610,361 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.5

Radius: 6.3

Gravity: 11.4 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.87 AU - 10.17 AU

Year: 17771 Days

Day: 22.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,256,265 km

• M1: 78,389 km (0.072 R)
• M2: 301,739 km (0.051 R)
• M3: 832,363 km (0.11 R)
• M4: 1,509,293 km (0.118 R)
• M5: 2,419,446 km (0.11 R)
• M6: 3,126,745 km (0.074 R)
• M7: 3,329,899 km (0.084 R)
• M8: 3,623,709 km (0.03 R)
• M9: 4,263,390 km (0.095 R)
• M10: 4,481,952 km (0.076 R)
• M11: 5,078,698 km (0.033 R)
• M12: 6,928,027 km (0.096 R)
• M13: 7,274,795 km (0.098 R)
• M14: 8,531,267 km (0.103 R)
• M15: 10,936,203 km (0.087 R)
• M16: 11,466,228 km (0.115 R)
• M17: 12,769,375 km (0.048 R)
• M18: 13,624,028 km (0.094 R)
• M19: 14,168,414 km (0.062 R)
• M20: 14,516,080 km (0.103 R)
• M21: 15,519,732 km (0.117 R)
• M22: 19,739,289 km (0.032 R)
• M23: 25,067,068 km (0.097 R)
• M24: 28,222,237 km (0.084 R)
• M25: 31,987,914 km (0.093 R)
• M26: 35,054,072 km (0.101 R)
• M27: 43,055,614 km (0.075 R)
• M28: 45,719,353 km (0.12 R)
• M29: 46,937,678 km (0.084 R)
• M30: 51,699,528 km (0.103 R)
• M31: 56,425,474 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.9

Radius: 4.7

Gravity: 31.77 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8.16 AU - 12.58 AU

Year: 21907 Days

Day: 19.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,256,265 km

• M1: 75,248 km (0.113 R)
• M2: 250,128 km (0.075 R)
• M3: 465,698 km (0.076 R)
• M4: 690,693 km (0.109 R)
• M5: 1,944,024 km (0.099 R)
• M6: 3,120,612 km (0.074 R)
• M7: 3,610,844 km (0.108 R)
• M8: 3,986,783 km (0.106 R)
• M9: 5,631,163 km (0.075 R)
• M10: 6,855,921 km (0.091 R)
• M11: 7,781,632 km (0.089 R)
• M12: 9,641,134 km (0.101 R)
• M13: 10,926,778 km (0.105 R)
• M14: 11,577,529 km (0.082 R)
• M15: 12,253,562 km (0.058 R)
• M16: 13,758,367 km (0.093 R)
• M17: 14,058,460 km (0.098 R)
• M18: 14,593,871 km (0.087 R)
• M19: 16,617,481 km (0.077 R)
• M20: 16,872,246 km (0.082 R)
• M21: 27,876,965 km (0.1 R)
• M22: 28,116,471 km (0.097 R)
• M23: 28,357,174 km (0.116 R)
• M24: 28,965,289 km (0.071 R)
• M25: 29,706,547 km (0.038 R)
• M26: 31,875,118 km (0.074 R)
• M27: 33,602,823 km (0.107 R)
• M28: 39,009,739 km (0.036 R)
• M29: 46,295,754 km (0.11 R)
• M30: 47,991,296 km (0.097 R)
• M31: 51,866,479 km (0.089 R)
• M32: 52,047,493 km (0.036 R)
• M33: 61,236,243 km (0.084 R)
• M34: 70,557,088 km (0.075 R)
• M35: 72,347,475 km (0.1 R)
• M36: 73,253,889 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.6

Radius: 3.1

Gravity: 85.81 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 8.27 AU - 12.53 AU

Year: 22002 Days

Day: 21.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,256,265 km

• M1: 39,045 km (0.076 R)
• M2: 169,644 km (0.046 R)
• M3: 280,197 km (0.07 R)
• M4: 432,936 km (0.113 R)
• M5: 1,101,340 km (0.111 R)
• M6: 2,141,344 km (0.1 R)
• M7: 3,397,368 km (0.111 R)
• M8: 4,997,167 km (0.109 R)
• M9: 17,123,122 km (0.095 R)
• M10: 19,225,870 km (0.119 R)
• M11: 20,289,810 km (0.088 R)
• M12: 22,323,593 km (0.112 R)
• M13: 22,959,384 km (0.062 R)
• M14: 24,155,867 km (0.097 R)
• M15: 37,886,110 km (0.094 R)
• M16: 50,233,020 km (0.06 R)
• M17: 58,793,459 km (0.08 R)
• M18: 64,369,271 km (0.095 R)
• M19: 65,870,186 km (0.105 R)
• M20: 66,520,638 km (0.093 R)
• M21: 73,493,544 km (0.046 R)
• M22: 75,368,903 km (0.086 R)
• M23: 82,434,411 km (0.06 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit