🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398

Radius: 14.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.21 AU - 1.43 AU

Year: 979 Days

Day: 6 Hours

Environment

Temp: -163 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,830,091 km

• M1: 177,872 km (0.085 R)
• M2: 759,658 km (0.104 R)
• M3: 1,236,576 km (0.111 R)
• M4: 1,751,193 km (0.097 R)
• M5: 2,863,602 km (0.055 R)
• M6: 3,645,700 km (0.113 R)
• M7: 4,125,909 km (0.048 R)
• M8: 4,664,910 km (0.041 R)
• M9: 6,122,293 km (0.082 R)
• M10: 6,956,451 km (0.118 R)
• M11: 8,056,145 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.5

Radius: 13.3

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.37 AU - 2.23 AU

Year: 1559 Days

Day: 14.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,830,091 km

• M1: 165,754 km (0.118 R)
• M2: 594,203 km (0.082 R)
• M3: 1,269,188 km (0.084 R)
• M4: 1,816,118 km (0.108 R)
• M5: 2,253,991 km (0.086 R)
• M6: 2,805,409 km (0.114 R)
• M7: 3,397,368 km (0.116 R)
• M8: 3,998,751 km (0.042 R)
• M9: 6,191,108 km (0.077 R)
• M10: 6,985,024 km (0.111 R)
• M11: 7,874,682 km (0.08 R)
• M12: 9,479,867 km (0.09 R)
• M13: 11,667,587 km (0.08 R)
• M14: 12,400,766 km (0.081 R)
• M15: 12,960,561 km (0.066 R)
• M16: 14,087,631 km (0.089 R)
• M17: 14,830,235 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.6

Radius: 9.7

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.74 AU - 1.94 AU

Year: 1612 Days

Day: 7.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,830,091 km

• M1: 120,725 km (0.058 R)
• M2: 718,219 km (0.104 R)
• M3: 1,946,268 km (0.117 R)
• M4: 2,297,375 km (0.108 R)
• M5: 2,642,347 km (0.067 R)
• M6: 3,021,877 km (0.088 R)
• M7: 3,423,248 km (0.069 R)
• M8: 3,939,062 km (0.12 R)
• M9: 4,505,888 km (0.049 R)
• M10: 4,901,125 km (0.057 R)
• M11: 5,761,164 km (0.062 R)
• M12: 8,947,299 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.6

Radius: 13.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.06 AU - 2.98 AU

Year: 2583 Days

Day: 5.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,830,091 km

• M1: 171,738 km (0.03 R)
• M2: 738,864 km (0.108 R)
• M3: 1,283,849 km (0.074 R)
• M4: 1,730,249 km (0.059 R)
• M5: 2,176,051 km (0.068 R)
• M6: 2,714,902 km (0.1 R)
• M7: 3,450,325 km (0.089 R)
• M8: 4,127,405 km (0.064 R)
• M9: 5,127,018 km (0.076 R)
• M10: 5,800,657 km (0.107 R)
• M11: 6,282,213 km (0.111 R)
• M12: 6,790,397 km (0.075 R)
• M13: 7,234,703 km (0.063 R)
• M14: 7,921,806 km (0.052 R)
• M15: 8,516,008 km (0.112 R)
• M16: 9,794,173 km (0.076 R)
• M17: 14,252,488 km (0.119 R)
• M18: 15,233,402 km (0.114 R)
• M19: 15,791,850 km (0.105 R)
• M20: 17,494,424 km (0.112 R)
• M21: 19,552,741 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.5

Radius: 10.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.88 AU - 4.42 AU

Year: 5459 Days

Day: 9.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,830,091 km

• M1: 128,205 km (0.107 R)
• M2: 667,057 km (0.029 R)
• M3: 1,003,203 km (0.119 R)
• M4: 2,513,095 km (0.084 R)
• M5: 3,777,047 km (0.046 R)
• M6: 4,272,964 km (0.102 R)
• M7: 4,610,756 km (0.116 R)
• M8: 6,175,849 km (0.114 R)
• M9: 6,768,855 km (0.087 R)
• M10: 7,467,776 km (0.115 R)
• M11: 10,362,345 km (0.101 R)
• M12: 12,761,746 km (0.089 R)
• M13: 15,907,190 km (0.08 R)
• M14: 17,689,649 km (0.056 R)
• M15: 19,800,026 km (0.099 R)
• M16: 23,681,642 km (0.106 R)
• M17: 26,399,835 km (0.116 R)
• M18: 27,959,393 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.7

Radius: 12.5

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.48 AU - 6.42 AU

Year: 8215 Days

Day: 9.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,830,091 km

• M1: 155,432 km (0.045 R)
• M2: 897,438 km (0.093 R)
• M3: 1,288,038 km (0.097 R)
• M4: 1,743,414 km (0.03 R)
• M5: 2,624,395 km (0.115 R)
• M6: 3,067,804 km (0.102 R)
• M7: 3,518,243 km (0.11 R)
• M8: 4,107,808 km (0.034 R)
• M9: 5,115,200 km (0.1 R)
• M10: 5,966,262 km (0.107 R)
• M11: 6,507,807 km (0.042 R)
• M12: 7,579,825 km (0.036 R)
• M13: 8,448,689 km (0.081 R)
• M14: 10,703,428 km (0.074 R)
• M15: 11,408,483 km (0.062 R)
• M16: 13,656,341 km (0.12 R)
• M17: 16,926,101 km (0.116 R)
• M18: 17,948,603 km (0.043 R)
• M19: 19,215,996 km (0.069 R)
• M20: 19,976,402 km (0.027 R)
• M21: 21,483,900 km (0.088 R)
• M22: 22,989,004 km (0.083 R)
• M23: 24,643,706 km (0.108 R)
• M24: 30,546,838 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.5

Radius: 7.2

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.86 AU - 8.04 AU

Year: 10577 Days

Day: 24.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,830,091 km

• M1: 91,703 km (0.068 R)
• M2: 329,415 km (0.054 R)
• M3: 561,142 km (0.066 R)
• M4: 1,196,334 km (0.09 R)
• M5: 2,238,283 km (0.059 R)
• M6: 2,693,510 km (0.095 R)
• M7: 3,364,307 km (0.045 R)
• M8: 3,861,869 km (0.069 R)
• M9: 5,213,336 km (0.109 R)
• M10: 6,854,126 km (0.067 R)
• M11: 9,663,424 km (0.085 R)
• M12: 11,842,317 km (0.075 R)
• M13: 12,434,276 km (0.093 R)
• M14: 14,149,266 km (0.095 R)
• M15: 16,873,742 km (0.12 R)
• M16: 17,485,298 km (0.118 R)
• M17: 18,394,554 km (0.062 R)
• M18: 19,482,280 km (0.094 R)
• M19: 20,535,749 km (0.082 R)
• M20: 26,742,265 km (0.091 R)
• M21: 31,987,615 km (0.07 R)
• M22: 32,923,649 km (0.116 R)
• M23: 36,512,352 km (0.062 R)
• M24: 36,964,437 km (0.036 R)
• M25: 38,927,012 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.2

Radius: 4.1

Gravity: 53.67 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.86 AU - 13.04 AU

Year: 21812 Days

Day: 18.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 176.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,830,091 km

• M1: 64,925 km (0.074 R)
• M2: 236,215 km (0.119 R)
• M3: 715,975 km (0.109 R)
• M4: 1,125,574 km (0.088 R)
• M5: 1,447,509 km (0.091 R)
• M6: 1,639,293 km (0.09 R)
• M7: 2,364,694 km (0.107 R)
• M8: 2,631,427 km (0.03 R)
• M9: 3,110,888 km (0.054 R)
• M10: 4,452,332 km (0.111 R)
• M11: 7,625,602 km (0.098 R)
• M12: 10,314,773 km (0.11 R)
• M13: 13,957,781 km (0.105 R)
• M14: 15,231,008 km (0.088 R)
• M15: 32,333,336 km (0.117 R)
• M16: 42,773,322 km (0.105 R)
• M17: 46,466,894 km (0.073 R)
• M18: 71,779,452 km (0.096 R)
• M19: 72,241,709 km (0.116 R)
• M20: 74,582,916 km (0.065 R)
• M21: 75,295,002 km (0.098 R)
• M22: 82,160,946 km (0.077 R)
• M23: 82,920,454 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.3

Radius: 5.3

Gravity: 13.86 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.89 AU - 12.89 AU

Year: 23204 Days

Day: 15.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,830,091 km

• M1: 65,973 km (0.062 R)
• M2: 747,241 km (0.111 R)
• M3: 1,359,695 km (0.063 R)
• M4: 2,365,442 km (0.067 R)
• M5: 2,846,997 km (0.064 R)
• M6: 4,253,666 km (0.062 R)
• M7: 5,143,474 km (0.101 R)
• M8: 5,749,196 km (0.106 R)
• M9: 6,275,331 km (0.075 R)
• M10: 6,745,069 km (0.074 R)
• M11: 9,233,929 km (0.036 R)
• M12: 10,125,981 km (0.063 R)
• M13: 10,592,876 km (0.081 R)
• M14: 10,891,922 km (0.109 R)
• M15: 12,805,877 km (0.095 R)
• M16: 13,076,948 km (0.057 R)
• M17: 17,120,728 km (0.066 R)
• M18: 17,699,223 km (0.097 R)
• M19: 18,721,276 km (0.09 R)
• M20: 19,424,087 km (0.084 R)
• M21: 19,962,639 km (0.105 R)
• M22: 26,015,070 km (0.075 R)
• M23: 28,582,020 km (0.1 R)
• M24: 30,344,282 km (0.098 R)
• M25: 37,149,938 km (0.069 R)
• M26: 38,820,647 km (0.111 R)
• M27: 42,460,663 km (0.077 R)
• M28: 42,761,355 km (0.062 R)
• M29: 43,978,184 km (0.091 R)
• M30: 46,480,956 km (0.074 R)
• M31: 48,255,636 km (0.045 R)
• M32: 48,583,105 km (0.073 R)
• M33: 50,916,832 km (0.032 R)
• M34: 53,674,220 km (0.112 R)
• M35: 54,025,775 km (0.118 R)
• M36: 62,930,139 km (0.044 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.2

Radius: 3.6

Gravity: 51.94 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 9.12 AU - 13 AU

Year: 23749 Days

Day: 23 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,830,091 km

• M1: 64,028 km (0.077 R)
• M2: 267,631 km (0.112 R)
• M3: 398,529 km (0.066 R)
• M4: 626,366 km (0.12 R)
• M5: 807,679 km (0.093 R)
• M6: 1,276,369 km (0.115 R)
• M7: 1,750,893 km (0.031 R)
• M8: 3,119,415 km (0.112 R)
• M9: 4,444,702 km (0.039 R)
• M10: 4,733,875 km (0.103 R)
• M11: 5,511,784 km (0.098 R)
• M12: 5,677,090 km (0.083 R)
• M13: 5,974,191 km (0.102 R)
• M14: 6,553,434 km (0.109 R)
• M15: 9,074,158 km (0.081 R)
• M16: 9,188,900 km (0.1 R)
• M17: 11,491,211 km (0.094 R)
• M18: 12,739,007 km (0.1 R)
• M19: 13,619,091 km (0.073 R)
• M20: 13,845,433 km (0.08 R)
• M21: 14,074,168 km (0.096 R)
• M22: 14,305,446 km (0.042 R)
• M23: 16,587,412 km (0.117 R)
• M24: 17,019,002 km (0.112 R)
• M25: 18,175,842 km (0.118 R)
• M26: 18,542,207 km (0.088 R)
• M27: 21,245,142 km (0.095 R)
• M28: 23,114,666 km (0.092 R)
• M29: 23,761,378 km (0.111 R)
• M30: 24,531,208 km (0.084 R)
• M31: 26,586,534 km (0.114 R)
• M32: 35,244,361 km (0.103 R)
• M33: 37,116,728 km (0.111 R)
• M34: 42,006,185 km (0.058 R)
• M35: 49,760,889 km (0.1 R)
• M36: 55,109,612 km (0.113 R)
• M37: 57,234,649 km (0.037 R)
• M38: 59,413,692 km (0.037 R)
• M39: 60,422,281 km (0.117 R)
• M40: 61,442,089 km (0.059 R)
• M41: 64,570,480 km (0.032 R)
• M42: 83,061,974 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 16,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit