🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.5

Radius: 14.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.44 AU - 0.64 AU

Year: 269 Days

Day: 10.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,056,066 km

• M1: 176,825 km (0.079 R)
• M2: 642,672 km (0.11 R)
• M3: 1,148,313 km (0.083 R)
• M4: 1,830,779 km (0.101 R)
• M5: 2,279,872 km (0.098 R)
• M6: 3,207,229 km (0.073 R)
• M7: 3,776,149 km (0.115 R)
• M8: 4,360,778 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.2

Radius: 10.4

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.97 AU - 1.97 AU

Year: 1875 Days

Day: 9.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,056,066 km

• M1: 129,402 km (0.061 R)
• M2: 549,473 km (0.092 R)
• M3: 1,028,485 km (0.116 R)
• M4: 1,377,048 km (0.034 R)
• M5: 2,139,998 km (0.062 R)
• M6: 2,586,996 km (0.101 R)
• M7: 3,109,392 km (0.078 R)
• M8: 3,564,917 km (0.103 R)
• M9: 3,919,464 km (0.037 R)
• M10: 4,247,084 km (0.098 R)
• M11: 4,628,558 km (0.044 R)
• M12: 5,263,302 km (0.092 R)
• M13: 5,766,250 km (0.119 R)
• M14: 7,847,456 km (0.108 R)
• M15: 8,450,933 km (0.066 R)
• M16: 9,028,830 km (0.12 R)
• M17: 10,232,794 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906

Radius: 14.6

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.94 AU - 3.18 AU

Year: 2778 Days

Day: 11.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,056,066 km

• M1: 181,761 km (0.115 R)
• M2: 763,697 km (0.105 R)
• M3: 1,307,037 km (0.119 R)
• M4: 1,769,743 km (0.069 R)
• M5: 2,518,031 km (0.115 R)
• M6: 3,939,211 km (0.102 R)
• M7: 5,005,096 km (0.094 R)
• M8: 5,979,128 km (0.087 R)
• M9: 6,454,251 km (0.097 R)
• M10: 7,076,278 km (0.069 R)
• M11: 8,475,168 km (0.068 R)
• M12: 10,444,774 km (0.104 R)
• M13: 11,772,904 km (0.102 R)
• M14: 12,658,523 km (0.076 R)
• M15: 13,351,460 km (0.083 R)
• M16: 14,763,215 km (0.12 R)
• M17: 15,793,346 km (0.111 R)
• M18: 16,542,533 km (0.095 R)
• M19: 17,882,032 km (0.048 R)
• M20: 21,030,917 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.9

Radius: 12.5

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.38 AU - 3.04 AU

Year: 3026 Days

Day: 6.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,056,066 km

• M1: 155,432 km (0.102 R)
• M2: 601,383 km (0.106 R)
• M3: 1,000,810 km (0.118 R)
• M4: 1,526,048 km (0.037 R)
• M5: 2,259,825 km (0.042 R)
• M6: 3,149,783 km (0.12 R)
• M7: 3,818,934 km (0.092 R)
• M8: 4,871,954 km (0.089 R)
• M9: 5,692,648 km (0.088 R)
• M10: 6,519,326 km (0.111 R)
• M11: 7,516,246 km (0.096 R)
• M12: 8,116,283 km (0.101 R)
• M13: 8,782,143 km (0.042 R)
• M14: 9,738,522 km (0.091 R)
• M15: 11,649,934 km (0.088 R)
• M16: 15,240,283 km (0.089 R)
• M17: 15,945,637 km (0.102 R)
• M18: 17,044,433 km (0.112 R)
• M19: 18,025,945 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.4

Radius: 11.7

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.32 AU - 3.44 AU

Year: 3315 Days

Day: 9.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 98.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,056,066 km

• M1: 145,559 km (0.105 R)
• M2: 514,018 km (0.041 R)
• M3: 1,287,290 km (0.09 R)
• M4: 2,918,804 km (0.113 R)
• M5: 4,155,978 km (0.114 R)
• M6: 5,740,220 km (0.117 R)
• M7: 6,384,089 km (0.056 R)
• M8: 8,575,698 km (0.117 R)
• M9: 9,074,756 km (0.05 R)
• M10: 11,544,767 km (0.068 R)
• M11: 12,656,578 km (0.091 R)
• M12: 14,019,415 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.4

Radius: 8.9

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.71 AU - 5.79 AU

Year: 7022 Days

Day: 9.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,056,066 km

• M1: 139,575 km (0.116 R)
• M2: 502,050 km (0.082 R)
• M3: 826,827 km (0.106 R)
• M4: 1,441,824 km (0.112 R)
• M5: 1,808,040 km (0.088 R)
• M6: 2,278,226 km (0.081 R)
• M7: 3,388,541 km (0.098 R)
• M8: 3,917,519 km (0.103 R)
• M9: 4,256,359 km (0.049 R)
• M10: 6,282,811 km (0.113 R)
• M11: 6,659,349 km (0.12 R)
• M12: 10,678,146 km (0.119 R)
• M13: 12,751,573 km (0.076 R)
• M14: 13,641,979 km (0.06 R)
• M15: 14,274,629 km (0.09 R)
• M16: 16,182,450 km (0.112 R)
• M17: 16,561,681 km (0.063 R)
• M18: 17,620,984 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.3

Radius: 14.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.05 AU - 6.01 AU

Year: 8820 Days

Day: 7.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,056,066 km

• M1: 202,705 km (0.041 R)
• M2: 925,412 km (0.04 R)
• M3: 1,572,573 km (0.06 R)
• M4: 2,076,418 km (0.097 R)
• M5: 2,591,933 km (0.081 R)
• M6: 3,238,345 km (0.046 R)
• M7: 4,769,031 km (0.094 R)
• M8: 5,321,346 km (0.063 R)
• M9: 6,089,232 km (0.106 R)
• M10: 7,398,811 km (0.107 R)
• M11: 8,798,748 km (0.103 R)
• M12: 9,923,276 km (0.062 R)
• M13: 10,724,821 km (0.106 R)
• M14: 11,194,409 km (0.095 R)
• M15: 12,063,423 km (0.118 R)
• M16: 12,802,137 km (0.112 R)
• M17: 14,433,053 km (0.08 R)
• M18: 17,169,198 km (0.094 R)
• M19: 18,998,182 km (0.117 R)
• M20: 23,474,150 km (0.102 R)
• M21: 26,284,346 km (0.075 R)
• M22: 28,311,098 km (0.108 R)
• M23: 28,908,891 km (0.105 R)
• M24: 29,413,485 km (0.086 R)
• M25: 37,585,717 km (0.1 R)
• M26: 39,904,933 km (0.112 R)
• M27: 43,626,629 km (0.117 R)
• M28: 44,290,843 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.4

Radius: 5.9

Gravity: 27.7 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.51 AU - 5.93 AU

Year: 9279 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,056,066 km

• M1: 82,279 km (0.089 R)
• M2: 337,642 km (0.074 R)
• M3: 631,752 km (0.1 R)
• M4: 939,624 km (0.06 R)
• M5: 1,410,409 km (0.078 R)
• M6: 2,299,170 km (0.049 R)
• M7: 2,595,972 km (0.059 R)
• M8: 3,194,663 km (0.098 R)
• M9: 3,854,389 km (0.056 R)
• M10: 4,216,416 km (0.096 R)
• M11: 4,570,514 km (0.093 R)
• M12: 4,817,500 km (0.055 R)
• M13: 5,040,700 km (0.091 R)
• M14: 5,752,637 km (0.115 R)
• M15: 6,300,614 km (0.106 R)
• M16: 6,529,349 km (0.12 R)
• M17: 7,249,064 km (0.068 R)
• M18: 7,932,128 km (0.064 R)
• M19: 9,724,759 km (0.081 R)
• M20: 10,448,364 km (0.087 R)
• M21: 11,771,258 km (0.077 R)
• M22: 14,612,271 km (0.06 R)
• M23: 16,693,028 km (0.103 R)
• M24: 17,728,395 km (0.086 R)
• M25: 20,336,933 km (0.072 R)
• M26: 23,010,696 km (0.113 R)
• M27: 23,371,825 km (0.053 R)
• M28: 27,194,649 km (0.107 R)
• M29: 27,598,414 km (0.103 R)
• M30: 32,082,759 km (0.114 R)
• M31: 33,332,650 km (0.091 R)
• M32: 35,208,158 km (0.088 R)
• M33: 36,050,394 km (0.085 R)
• M34: 41,387,897 km (0.115 R)
• M35: 43,141,034 km (0.101 R)
• M36: 43,552,428 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.8

Radius: 3.5

Gravity: 43.09 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.5 AU - 7.32 AU

Year: 9745 Days

Day: 23.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,056,066 km

• M1: 52,359 km (0.108 R)
• M2: 233,821 km (0.087 R)
• M3: 734,077 km (0.085 R)
• M4: 3,263,178 km (0.117 R)
• M5: 4,298,545 km (0.11 R)
• M6: 5,119,987 km (0.103 R)
• M7: 6,467,415 km (0.039 R)
• M8: 6,688,072 km (0.117 R)
• M9: 7,380,261 km (0.044 R)
• M10: 7,540,331 km (0.108 R)
• M11: 7,661,805 km (0.1 R)
• M12: 11,091,785 km (0.071 R)
• M13: 13,313,911 km (0.091 R)
• M14: 13,491,634 km (0.117 R)
• M15: 16,486,583 km (0.106 R)
• M16: 18,539,814 km (0.086 R)
• M17: 19,437,102 km (0.101 R)
• M18: 32,559,378 km (0.116 R)
• M19: 33,206,688 km (0.075 R)
• M20: 34,415,888 km (0.115 R)
• M21: 34,862,737 km (0.058 R)
• M22: 37,272,459 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.9

Radius: 3.8

Gravity: 40.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.91 AU - 12.65 AU

Year: 22355 Days

Day: 19.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,056,066 km

• M1: 50,265 km (0.117 R)
• M2: 222,602 km (0.1 R)
• M3: 410,646 km (0.115 R)
• M4: 541,245 km (0.043 R)
• M5: 780,003 km (0.089 R)
• M6: 1,515,426 km (0.112 R)
• M7: 1,834,219 km (0.069 R)
• M8: 1,969,606 km (0.103 R)
• M9: 2,901,899 km (0.107 R)
• M10: 3,140,508 km (0.087 R)
• M11: 4,746,292 km (0.078 R)
• M12: 5,993,489 km (0.116 R)
• M13: 7,689,929 km (0.118 R)
• M14: 8,513,615 km (0.091 R)
• M15: 9,224,953 km (0.059 R)
• M16: 9,798,361 km (0.1 R)
• M17: 14,042,453 km (0.105 R)
• M18: 14,570,085 km (0.109 R)
• M19: 15,825,510 km (0.08 R)
• M20: 16,729,231 km (0.059 R)
• M21: 20,115,827 km (0.107 R)
• M22: 23,826,004 km (0.065 R)
• M23: 27,381,796 km (0.109 R)
• M24: 33,089,104 km (0.086 R)
• M25: 34,156,186 km (0.117 R)
• M26: 35,939,093 km (0.081 R)
• M27: 37,638,974 km (0.086 R)
• M28: 40,288,053 km (0.079 R)
• M29: 41,198,057 km (0.095 R)
• M30: 44,490,706 km (0.067 R)
• M31: 46,448,643 km (0.097 R)
• M32: 48,804,809 km (0.05 R)
• M33: 54,302,830 km (0.111 R)
• M34: 56,726,316 km (0.12 R)
• M35: 60,396,550 km (0.05 R)
• M36: 64,840,055 km (0.098 R)
• M37: 65,047,099 km (0.113 R)
• M38: 66,930,087 km (0.096 R)
• M39: 76,891,810 km (0.068 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 18,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit