🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.9

Radius: 9.4

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.9 AU - 1.24 AU

Year: 704 Days

Day: 13.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,832,575 km

• M1: 116,836 km (0.092 R)
• M2: 456,573 km (0.055 R)
• M3: 898,784 km (0.061 R)
• M4: 1,406,220 km (0.065 R)
• M5: 2,342,703 km (0.078 R)
• M6: 4,908,456 km (0.043 R)
• M7: 5,273,624 km (0.079 R)
• M8: 5,997,229 km (0.115 R)
• M9: 6,763,320 km (0.051 R)
• M10: 7,909,090 km (0.103 R)
• M11: 8,335,444 km (0.044 R)
• M12: 8,856,493 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 8.1

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.08 AU - 1.44 AU

Year: 899 Days

Day: 9.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,832,575 km

• M1: 100,679 km (0.105 R)
• M2: 474,375 km (0.102 R)
• M3: 766,390 km (0.049 R)
• M4: 1,200,673 km (0.097 R)
• M5: 1,475,035 km (0.103 R)
• M6: 1,773,932 km (0.056 R)
• M7: 2,093,323 km (0.025 R)
• M8: 2,385,039 km (0.115 R)
• M9: 3,276,343 km (0.085 R)
• M10: 3,598,726 km (0.086 R)
• M11: 3,988,728 km (0.033 R)
• M12: 4,324,126 km (0.049 R)
• M13: 4,695,578 km (0.109 R)
• M14: 5,406,467 km (0.066 R)
• M15: 5,777,919 km (0.115 R)
• M16: 6,166,275 km (0.038 R)
• M17: 8,120,920 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.9

Radius: 8

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.6 AU - 2.24 AU

Year: 1692 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,832,575 km

• M1: 99,632 km (0.043 R)
• M2: 391,946 km (0.07 R)
• M3: 641,326 km (0.115 R)
• M4: 1,115,252 km (0.101 R)
• M5: 1,673,103 km (0.045 R)
• M6: 2,126,683 km (0.107 R)
• M7: 3,405,446 km (0.035 R)
• M8: 3,927,991 km (0.118 R)
• M9: 4,624,519 km (0.085 R)
• M10: 5,597,952 km (0.079 R)
• M11: 5,861,394 km (0.054 R)
• M12: 6,656,806 km (0.071 R)
• M13: 7,115,623 km (0.059 R)
• M14: 8,148,147 km (0.036 R)
• M15: 8,619,829 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.2

Radius: 14.1

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.08 AU - 2.82 AU

Year: 2438 Days

Day: 10.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,832,575 km

• M1: 175,329 km (0.062 R)
• M2: 749,037 km (0.105 R)
• M3: 1,608,776 km (0.073 R)
• M4: 2,330,735 km (0.095 R)
• M5: 3,169,231 km (0.086 R)
• M6: 3,910,488 km (0.066 R)
• M7: 4,704,404 km (0.094 R)
• M8: 5,357,399 km (0.109 R)
• M9: 6,898,407 km (0.095 R)
• M10: 7,491,263 km (0.098 R)
• M11: 8,414,282 km (0.063 R)
• M12: 9,315,160 km (0.11 R)
• M13: 10,040,859 km (0.112 R)
• M14: 10,910,771 km (0.063 R)
• M15: 11,419,703 km (0.077 R)
• M16: 14,638,152 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.9

Radius: 10.5

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.15 AU - 3.23 AU

Year: 2805 Days

Day: 10 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,832,575 km

• M1: 130,898 km (0.105 R)
• M2: 509,381 km (0.113 R)
• M3: 1,265,149 km (0.075 R)
• M4: 1,732,792 km (0.027 R)
• M5: 2,581,311 km (0.115 R)
• M6: 3,179,104 km (0.117 R)
• M7: 4,290,317 km (0.113 R)
• M8: 4,886,914 km (0.12 R)
• M9: 5,616,951 km (0.103 R)
• M10: 6,217,886 km (0.08 R)
• M11: 9,429,752 km (0.065 R)
• M12: 9,809,880 km (0.101 R)
• M13: 11,519,036 km (0.054 R)
• M14: 14,948,567 km (0.086 R)
• M15: 16,701,555 km (0.108 R)
• M16: 18,176,141 km (0.051 R)
• M17: 22,575,515 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.1

Radius: 11.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.26 AU - 3.48 AU

Year: 3091 Days

Day: 9.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,832,575 km

• M1: 152,590 km (0.12 R)
• M2: 583,581 km (0.074 R)
• M3: 996,920 km (0.072 R)
• M4: 1,516,474 km (0.119 R)
• M5: 2,418,698 km (0.069 R)
• M6: 3,210,520 km (0.11 R)
• M7: 3,632,236 km (0.086 R)
• M8: 4,884,221 km (0.112 R)
• M9: 5,538,412 km (0.056 R)
• M10: 8,037,295 km (0.117 R)
• M11: 8,917,679 km (0.11 R)
• M12: 9,585,184 km (0.108 R)
• M13: 9,966,360 km (0.075 R)
• M14: 10,575,373 km (0.084 R)
• M15: 14,718,934 km (0.12 R)
• M16: 15,273,943 km (0.056 R)
• M17: 15,794,992 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.9

Radius: 10.3

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.92 AU - 4.32 AU

Year: 4379 Days

Day: 10.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,832,575 km

• M1: 133,292 km (0.04 R)
• M2: 2,030,193 km (0.072 R)
• M3: 2,424,383 km (0.1 R)
• M4: 2,997,493 km (0.092 R)
• M5: 3,511,810 km (0.055 R)
• M6: 4,084,171 km (0.049 R)
• M7: 4,852,057 km (0.068 R)
• M8: 6,048,242 km (0.097 R)
• M9: 6,673,411 km (0.077 R)
• M10: 7,281,228 km (0.066 R)
• M11: 8,052,554 km (0.069 R)
• M12: 8,375,835 km (0.086 R)
• M13: 9,576,956 km (0.085 R)
• M14: 10,811,139 km (0.116 R)
• M15: 14,569,935 km (0.082 R)
• M16: 15,493,552 km (0.117 R)
• M17: 17,083,628 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.7

Radius: 4.7

Gravity: 23.39 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.87 AU - 7.17 AU

Year: 10585 Days

Day: 18.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,832,575 km

• M1: 58,493 km (0.034 R)
• M2: 214,224 km (0.092 R)
• M3: 394,041 km (0.111 R)
• M4: 684,111 km (0.045 R)
• M5: 891,304 km (0.085 R)
• M6: 1,220,419 km (0.108 R)
• M7: 2,223,324 km (0.097 R)
• M8: 2,522,519 km (0.083 R)
• M9: 3,132,430 km (0.077 R)
• M10: 4,939,871 km (0.077 R)
• M11: 6,133,363 km (0.082 R)
• M12: 6,989,362 km (0.092 R)
• M13: 7,588,801 km (0.077 R)
• M14: 8,889,405 km (0.093 R)
• M15: 9,689,005 km (0.106 R)
• M16: 10,031,734 km (0.094 R)
• M17: 10,897,756 km (0.108 R)
• M18: 11,757,345 km (0.102 R)
• M19: 12,203,596 km (0.091 R)
• M20: 13,732,337 km (0.095 R)
• M21: 14,991,951 km (0.077 R)
• M22: 16,602,521 km (0.113 R)
• M23: 18,548,490 km (0.105 R)
• M24: 20,641,215 km (0.054 R)
• M25: 20,964,047 km (0.116 R)
• M26: 23,232,101 km (0.116 R)
• M27: 23,581,561 km (0.064 R)
• M28: 23,845,751 km (0.08 R)
• M29: 25,565,827 km (0.08 R)
• M30: 31,007,899 km (0.118 R)
• M31: 31,431,410 km (0.058 R)
• M32: 33,718,163 km (0.068 R)
• M33: 36,936,313 km (0.059 R)
• M34: 39,728,407 km (0.11 R)
• M35: 43,577,261 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.7

Radius: 5.3

Gravity: 24.23 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.85 AU - 8.07 AU

Year: 11675 Days

Day: 21.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,832,575 km

• M1: 68,366 km (0.089 R)
• M2: 263,143 km (0.1 R)
• M3: 470,934 km (0.083 R)
• M4: 637,586 km (0.079 R)
• M5: 903,571 km (0.103 R)
• M6: 1,598,453 km (0.074 R)
• M7: 2,004,312 km (0.114 R)
• M8: 2,395,810 km (0.097 R)
• M9: 2,641,599 km (0.094 R)
• M10: 2,995,398 km (0.11 R)
• M11: 3,637,023 km (0.08 R)
• M12: 4,074,896 km (0.115 R)
• M13: 4,306,624 km (0.098 R)
• M14: 4,796,706 km (0.1 R)
• M15: 5,154,694 km (0.112 R)
• M16: 6,968,867 km (0.08 R)
• M17: 9,619,293 km (0.053 R)
• M18: 9,875,255 km (0.103 R)
• M19: 11,223,281 km (0.11 R)
• M20: 12,326,715 km (0.069 R)
• M21: 13,184,659 km (0.115 R)
• M22: 13,692,394 km (0.096 R)
• M23: 14,016,273 km (0.11 R)
• M24: 14,612,271 km (0.086 R)
• M25: 15,642,701 km (0.119 R)
• M26: 16,501,244 km (0.11 R)
• M27: 17,315,505 km (0.116 R)
• M28: 20,841,227 km (0.107 R)
• M29: 25,202,005 km (0.109 R)
• M30: 31,013,883 km (0.063 R)
• M31: 32,365,799 km (0.102 R)
• M32: 33,405,205 km (0.06 R)
• M33: 33,992,077 km (0.047 R)
• M34: 35,186,616 km (0.075 R)
• M35: 36,039,174 km (0.118 R)
• M36: 38,550,922 km (0.109 R)
• M37: 46,345,271 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.9

Radius: 4.1

Gravity: 50.26 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.06 AU - 11.88 AU

Year: 23102 Days

Day: 15.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 89,832,575 km

• M1: 51,312 km (0.032 R)
• M2: 202,256 km (0.12 R)
• M3: 574,605 km (0.05 R)
• M4: 727,046 km (0.059 R)
• M5: 1,143,377 km (0.08 R)
• M6: 1,740,721 km (0.101 R)
• M7: 2,000,872 km (0.094 R)
• M8: 2,475,097 km (0.099 R)
• M9: 3,933,526 km (0.069 R)
• M10: 6,561,213 km (0.095 R)
• M11: 6,846,347 km (0.091 R)
• M12: 9,195,033 km (0.119 R)
• M13: 9,795,070 km (0.049 R)
• M14: 12,894,738 km (0.043 R)
• M15: 15,818,030 km (0.118 R)
• M16: 15,987,674 km (0.086 R)
• M17: 19,932,719 km (0.088 R)
• M18: 21,656,237 km (0.065 R)
• M19: 23,257,233 km (0.072 R)
• M20: 24,480,345 km (0.116 R)
• M21: 30,190,945 km (0.114 R)
• M22: 30,451,843 km (0.098 R)
• M23: 32,868,447 km (0.101 R)
• M24: 33,982,353 km (0.059 R)
• M25: 37,625,360 km (0.107 R)
• M26: 37,927,548 km (0.106 R)
• M27: 45,162,700 km (0.097 R)
• M28: 54,413,383 km (0.11 R)
• M29: 55,773,976 km (0.087 R)
• M30: 56,759,676 km (0.114 R)
• M31: 66,158,462 km (0.073 R)
• M32: 68,829,083 km (0.12 R)
• M33: 71,802,490 km (0.089 R)
• M34: 73,910,474 km (0.094 R)
• M35: 78,249,261 km (0.047 R)
• M36: 78,988,573 km (0.083 R)
• M37: 82,245,917 km (0.058 R)
• M38: 86,902,301 km (0.08 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: 248 - 16,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit