🌌 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: 752

Radius: 13.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.61 AU - 0.83 AU

Year: 414 Days

Day: 7.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,387,822 km

• M1: 172,935 km (0.077 R)
• M2: 645,964 km (0.098 R)
• M3: 1,103,434 km (0.103 R)
• M4: 1,644,679 km (0.098 R)
• M5: 2,381,598 km (0.078 R)
• M6: 3,061,072 km (0.114 R)
• M7: 3,531,407 km (0.065 R)
• M8: 4,947,202 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.5

Radius: 9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.06 AU - 1.76 AU

Year: 1136 Days

Day: 11.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,387,822 km

• M1: 112,049 km (0.118 R)
• M2: 402,867 km (0.073 R)
• M3: 766,539 km (0.1 R)
• M4: 1,225,655 km (0.115 R)
• M5: 1,685,968 km (0.039 R)
• M6: 2,156,453 km (0.087 R)
• M7: 2,539,573 km (0.115 R)
• M8: 2,955,156 km (0.117 R)
• M9: 4,062,031 km (0.101 R)
• M10: 4,615,543 km (0.058 R)
• M11: 5,655,398 km (0.066 R)
• M12: 6,157,897 km (0.115 R)
• M13: 7,652,081 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.8

Radius: 9.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.27 AU - 1.99 AU

Year: 1411 Days

Day: 9.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,387,822 km

• M1: 119,828 km (0.107 R)
• M2: 562,937 km (0.058 R)
• M3: 1,130,661 km (0.103 R)
• M4: 2,000,273 km (0.091 R)
• M5: 3,511,212 km (0.112 R)
• M6: 4,043,481 km (0.115 R)
• M7: 4,941,966 km (0.112 R)

Asteroid Belt

Center: 2.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.3

Radius: 13

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.12 AU - 3.8 AU

Year: 4365 Days

Day: 13.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,387,822 km

• M1: 161,715 km (0.04 R)
• M2: 635,791 km (0.092 R)
• M3: 1,285,644 km (0.12 R)
• M4: 2,341,655 km (0.109 R)
• M5: 2,937,803 km (0.05 R)
• M6: 3,390,337 km (0.068 R)
• M7: 4,831,114 km (0.088 R)
• M8: 5,410,955 km (0.094 R)
• M9: 7,033,045 km (0.092 R)
• M10: 8,355,191 km (0.111 R)
• M11: 9,311,420 km (0.055 R)
• M12: 12,092,145 km (0.07 R)
• M13: 14,087,781 km (0.098 R)
• M14: 17,118,634 km (0.116 R)
• M15: 20,695,818 km (0.118 R)
• M16: 22,157,090 km (0.1 R)
• M17: 26,149,558 km (0.105 R)
• M18: 27,443,281 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 13.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.13 AU - 5.03 AU

Year: 5590 Days

Day: 12.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,387,822 km

• M1: 170,542 km (0.115 R)
• M2: 676,182 km (0.075 R)
• M3: 1,563,298 km (0.05 R)
• M4: 1,992,045 km (0.066 R)
• M5: 2,659,252 km (0.037 R)
• M6: 3,626,552 km (0.119 R)
• M7: 5,010,332 km (0.072 R)
• M8: 5,653,603 km (0.103 R)
• M9: 6,450,959 km (0.111 R)
• M10: 7,468,524 km (0.075 R)
• M11: 8,270,219 km (0.087 R)
• M12: 8,960,763 km (0.063 R)
• M13: 12,063,273 km (0.077 R)
• M14: 12,792,264 km (0.095 R)
• M15: 17,404,216 km (0.07 R)
• M16: 18,267,994 km (0.051 R)
• M17: 19,160,196 km (0.091 R)
• M18: 19,723,432 km (0.08 R)
• M19: 20,225,483 km (0.075 R)
• M20: 20,957,315 km (0.088 R)
• M21: 21,480,010 km (0.084 R)
• M22: 23,021,766 km (0.058 R)
• M23: 25,302,685 km (0.104 R)
• M24: 26,758,870 km (0.087 R)
• M25: 29,277,949 km (0.107 R)
• M26: 30,025,938 km (0.101 R)
• M27: 30,978,727 km (0.11 R)
• M28: 32,944,593 km (0.105 R)
• M29: 33,855,943 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 8.6

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.12 AU - 4.58 AU

Year: 6154 Days

Day: 11.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,387,822 km

• M1: 107,411 km (0.099 R)
• M2: 476,619 km (0.074 R)
• M3: 760,705 km (0.077 R)
• M4: 1,270,984 km (0.11 R)
• M5: 1,714,990 km (0.117 R)
• M6: 2,400,447 km (0.088 R)
• M7: 2,718,044 km (0.078 R)
• M8: 3,121,060 km (0.116 R)
• M9: 3,418,311 km (0.107 R)
• M10: 3,955,966 km (0.079 R)
• M11: 4,474,921 km (0.118 R)
• M12: 6,526,656 km (0.055 R)
• M13: 7,354,381 km (0.093 R)
• M14: 8,900,026 km (0.086 R)
• M15: 9,874,656 km (0.101 R)
• M16: 11,054,385 km (0.088 R)
• M17: 15,494,001 km (0.099 R)
• M18: 16,070,252 km (0.045 R)
• M19: 16,961,407 km (0.091 R)
• M20: 18,906,777 km (0.107 R)
• M21: 24,761,290 km (0.104 R)
• M22: 28,352,088 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.5

Radius: 8.5

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.46 AU - 5.04 AU

Year: 7022 Days

Day: 11.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,387,822 km

• M1: 105,766 km (0.036 R)
• M2: 449,542 km (0.093 R)
• M3: 775,216 km (0.111 R)
• M4: 1,181,524 km (0.082 R)
• M5: 2,447,122 km (0.096 R)
• M6: 2,856,123 km (0.07 R)
• M7: 3,663,053 km (0.109 R)
• M8: 3,937,865 km (0.044 R)
• M9: 4,389,950 km (0.071 R)
• M10: 6,516,184 km (0.081 R)
• M11: 7,421,700 km (0.086 R)
• M12: 9,388,164 km (0.114 R)
• M13: 10,244,462 km (0.06 R)
• M14: 10,641,345 km (0.095 R)
• M15: 11,100,162 km (0.062 R)
• M16: 11,518,886 km (0.114 R)
• M17: 13,300,298 km (0.084 R)
• M18: 17,611,260 km (0.097 R)
• M19: 19,584,456 km (0.101 R)
• M20: 20,273,653 km (0.098 R)
• M21: 21,863,130 km (0.109 R)
• M22: 25,198,415 km (0.066 R)
• M23: 29,351,701 km (0.087 R)
• M24: 30,558,955 km (0.117 R)
• M25: 30,968,554 km (0.073 R)
• M26: 32,114,175 km (0.118 R)
• M27: 34,379,087 km (0.102 R)
• M28: 35,494,189 km (0.067 R)
• M29: 37,561,781 km (0.027 R)
• M30: 38,625,123 km (0.115 R)
• M31: 39,466,013 km (0.088 R)
• M32: 39,830,134 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.3

Radius: 7.8

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.61 AU - 7.01 AU

Year: 9499 Days

Day: 21.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,387,822 km

• M1: 99,782 km (0.119 R)
• M2: 352,303 km (0.107 R)
• M3: 661,522 km (0.1 R)
• M4: 1,282,802 km (0.088 R)
• M5: 1,614,161 km (0.034 R)
• M6: 2,689,770 km (0.11 R)
• M7: 3,575,389 km (0.044 R)
• M8: 4,322,182 km (0.097 R)
• M9: 4,763,047 km (0.106 R)
• M10: 5,496,824 km (0.095 R)
• M11: 5,838,506 km (0.077 R)
• M12: 6,158,047 km (0.059 R)
• M13: 6,988,614 km (0.081 R)
• M14: 8,641,371 km (0.116 R)
• M15: 9,828,730 km (0.113 R)
• M16: 12,699,214 km (0.115 R)
• M17: 12,996,016 km (0.104 R)
• M18: 14,421,085 km (0.108 R)
• M19: 14,744,217 km (0.082 R)
• M20: 16,293,003 km (0.117 R)
• M21: 16,714,271 km (0.087 R)
• M22: 18,321,401 km (0.115 R)
• M23: 19,710,716 km (0.114 R)
• M24: 21,252,173 km (0.103 R)
• M25: 21,670,748 km (0.11 R)
• M26: 21,924,615 km (0.116 R)
• M27: 22,524,503 km (0.083 R)
• M28: 22,784,952 km (0.084 R)
• M29: 23,667,580 km (0.089 R)
• M30: 28,831,998 km (0.112 R)
• M31: 30,284,144 km (0.087 R)
• M32: 32,997,251 km (0.062 R)
• M33: 35,515,133 km (0.069 R)
• M34: 41,059,230 km (0.085 R)
• M35: 44,921,997 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.4

Radius: 6.9

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.32 AU - 11.26 AU

Year: 19205 Days

Day: 23.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,387,822 km

• M1: 86,767 km (0.069 R)
• M2: 435,928 km (0.052 R)
• M3: 955,930 km (0.1 R)
• M4: 2,070,734 km (0.103 R)
• M5: 7,046,509 km (0.102 R)
• M6: 8,903,916 km (0.1 R)
• M7: 9,539,258 km (0.084 R)
• M8: 12,747,235 km (0.068 R)
• M9: 13,427,606 km (0.054 R)
• M10: 15,063,608 km (0.074 R)
• M11: 16,828,115 km (0.074 R)
• M12: 18,104,035 km (0.064 R)
• M13: 19,282,118 km (0.105 R)
• M14: 21,186,649 km (0.029 R)
• M15: 24,040,079 km (0.101 R)
• M16: 24,507,871 km (0.12 R)
• M17: 34,001,651 km (0.116 R)
• M18: 41,398,518 km (0.079 R)
• M19: 44,691,017 km (0.098 R)
• M20: 46,545,433 km (0.045 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.1

Radius: 7.7

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.79 AU - 10.25 AU

Year: 19923 Days

Day: 23.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 105.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,387,822 km

• M1: 95,743 km (0.118 R)
• M2: 496,366 km (0.055 R)
• M3: 868,266 km (0.074 R)
• M4: 1,691,354 km (0.096 R)
• M5: 2,362,450 km (0.06 R)
• M6: 3,125,100 km (0.081 R)
• M7: 3,839,878 km (0.086 R)
• M8: 4,220,754 km (0.1 R)
• M9: 5,337,502 km (0.074 R)
• M10: 5,626,526 km (0.098 R)
• M11: 6,275,930 km (0.101 R)
• M12: 6,847,244 km (0.051 R)
• M13: 11,028,056 km (0.113 R)
• M14: 12,478,557 km (0.069 R)
• M15: 17,194,181 km (0.12 R)
• M16: 19,559,772 km (0.094 R)
• M17: 26,458,179 km (0.048 R)
• M18: 27,407,078 km (0.034 R)
• M19: 29,038,891 km (0.105 R)
• M20: 31,313,826 km (0.039 R)
• M21: 32,614,430 km (0.05 R)
• M22: 34,819,802 km (0.095 R)
• M23: 42,171,490 km (0.051 R)
• M24: 43,465,213 km (0.091 R)
• M25: 46,739,012 km (0.032 R)
• M26: 47,969,006 km (0.112 R)
• M27: 48,592,081 km (0.091 R)
• M28: 49,854,388 km (0.112 R)
• M29: 53,772,356 km (0.038 R)
• M30: 58,952,332 km (0.032 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 11,373 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit