🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.9

Radius: 9.1

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.55 AU - 0.57 AU

Year: 279 Days

Day: 6.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,336,244 km

• M1: 113,246 km (0.096 R)
• M2: 423,960 km (0.048 R)
• M3: 988,543 km (0.12 R)
• M4: 1,457,382 km (0.112 R)
• M5: 2,140,147 km (0.053 R)
• M6: 2,701,139 km (0.034 R)
• M7: 3,579,279 km (0.067 R)
• M8: 4,165,852 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.3

Radius: 11.4

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.6 AU - 0.64 AU

Year: 326 Days

Day: 8.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,336,244 km

• M1: 141,819 km (0.117 R)
• M2: 499,956 km (0.096 R)
• M3: 911,799 km (0.091 R)
• M4: 1,430,904 km (0.036 R)
• M5: 2,034,681 km (0.113 R)
• M6: 2,687,825 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.1

Radius: 8.9

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.96 AU - 1.26 AU

Year: 780 Days

Day: 11.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,336,244 km

• M1: 111,899 km (0.089 R)
• M2: 504,594 km (0.068 R)
• M3: 1,346,381 km (0.059 R)
• M4: 1,871,320 km (0.118 R)
• M5: 2,355,269 km (0.113 R)
• M6: 2,908,482 km (0.102 R)
• M7: 3,235,952 km (0.104 R)
• M8: 3,559,831 km (0.044 R)
• M9: 3,905,552 km (0.114 R)
• M10: 4,369,006 km (0.112 R)
• M11: 4,664,462 km (0.103 R)
• M12: 5,168,756 km (0.06 R)
• M13: 5,518,516 km (0.047 R)
• M14: 6,143,536 km (0.043 R)
• M15: 6,431,362 km (0.109 R)
• M16: 6,901,997 km (0.091 R)
• M17: 7,487,673 km (0.04 R)
• M18: 7,840,424 km (0.064 R)
• M19: 8,553,857 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.3

Radius: 13.1

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.4 AU - 2.32 AU

Year: 1692 Days

Day: 13.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,336,244 km

• M1: 163,660 km (0.077 R)
• M2: 595,549 km (0.079 R)
• M3: 1,010,234 km (0.092 R)
• M4: 2,603,302 km (0.071 R)
• M5: 3,438,806 km (0.086 R)
• M6: 4,303,183 km (0.114 R)
• M7: 4,878,985 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.7

Radius: 14.8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.89 AU - 3.93 AU

Year: 5156 Days

Day: 7 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,336,244 km

• M1: 184,005 km (0.102 R)
• M2: 662,719 km (0.042 R)
• M3: 1,831,976 km (0.097 R)
• M4: 3,066,008 km (0.115 R)
• M5: 3,570,004 km (0.092 R)
• M6: 4,296,451 km (0.076 R)
• M7: 5,285,891 km (0.085 R)
• M8: 6,847,095 km (0.115 R)
• M9: 10,324,198 km (0.081 R)
• M10: 11,326,952 km (0.087 R)
• M11: 13,632,555 km (0.066 R)
• M12: 16,477,308 km (0.111 R)
• M13: 17,528,831 km (0.083 R)
• M14: 20,952,827 km (0.08 R)
• M15: 21,600,287 km (0.11 R)
• M16: 23,469,213 km (0.105 R)
• M17: 24,011,356 km (0.058 R)
• M18: 25,769,729 km (0.117 R)
• M19: 27,016,927 km (0.118 R)
• M20: 29,721,507 km (0.107 R)

Asteroid Belt

Center: 4.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.8

Radius: 14.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.57 AU - 5.83 AU

Year: 6795 Days

Day: 5.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,336,244 km

• M1: 183,407 km (0.093 R)
• M2: 958,474 km (0.062 R)
• M3: 1,570,778 km (0.044 R)
• M4: 2,177,397 km (0.046 R)
• M5: 2,899,656 km (0.115 R)
• M6: 4,968,744 km (0.034 R)
• M7: 5,808,287 km (0.075 R)
• M8: 6,740,581 km (0.083 R)
• M9: 7,541,528 km (0.106 R)
• M10: 9,246,345 km (0.077 R)
• M11: 10,708,664 km (0.118 R)
• M12: 11,749,118 km (0.078 R)
• M13: 13,074,555 km (0.115 R)
• M14: 14,913,711 km (0.113 R)
• M15: 15,460,790 km (0.094 R)
• M16: 18,193,345 km (0.113 R)
• M17: 18,888,676 km (0.076 R)
• M18: 24,014,348 km (0.08 R)
• M19: 29,237,707 km (0.058 R)
• M20: 30,775,124 km (0.115 R)
• M21: 34,115,346 km (0.107 R)
• M22: 35,387,676 km (0.053 R)
• M23: 37,022,481 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.2

Radius: 6.9

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.7 AU - 6.72 AU

Year: 11591 Days

Day: 16.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,336,244 km

• M1: 85,869 km (0.088 R)
• M2: 481,256 km (0.094 R)
• M3: 717,471 km (0.106 R)
• M4: 1,003,503 km (0.113 R)
• M5: 2,010,895 km (0.103 R)
• M6: 2,844,454 km (0.103 R)
• M7: 3,160,853 km (0.094 R)
• M8: 4,471,181 km (0.052 R)
• M9: 6,600,856 km (0.118 R)
• M10: 7,987,330 km (0.118 R)
• M11: 8,575,399 km (0.118 R)
• M12: 9,511,283 km (0.097 R)
• M13: 10,762,220 km (0.11 R)
• M14: 11,849,797 km (0.102 R)
• M15: 13,008,881 km (0.106 R)
• M16: 13,411,449 km (0.038 R)
• M17: 13,704,063 km (0.077 R)
• M18: 13,941,325 km (0.102 R)
• M19: 19,059,218 km (0.105 R)
• M20: 22,236,975 km (0.1 R)
• M21: 22,812,628 km (0.101 R)
• M22: 23,398,154 km (0.12 R)
• M23: 24,338,526 km (0.111 R)
• M24: 25,215,170 km (0.025 R)
• M25: 27,592,280 km (0.071 R)
• M26: 28,448,877 km (0.105 R)
• M27: 33,747,933 km (0.118 R)
• M28: 34,508,040 km (0.06 R)
• M29: 37,085,911 km (0.101 R)
• M30: 38,598,345 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.6

Radius: 4.2

Gravity: 32.35 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.83 AU - 8.45 AU

Year: 14082 Days

Day: 16.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 49,336,244 km

• M1: 66,421 km (0.041 R)
• M2: 204,201 km (0.089 R)
• M3: 350,508 km (0.093 R)
• M4: 525,837 km (0.119 R)
• M5: 786,885 km (0.087 R)
• M6: 1,058,704 km (0.025 R)
• M7: 1,611,468 km (0.065 R)
• M8: 1,855,612 km (0.072 R)
• M9: 2,336,719 km (0.107 R)
• M10: 2,627,986 km (0.116 R)
• M11: 2,943,039 km (0.119 R)
• M12: 3,462,144 km (0.071 R)
• M13: 3,702,547 km (0.101 R)
• M14: 4,127,704 km (0.102 R)
• M15: 4,712,034 km (0.039 R)
• M16: 6,835,426 km (0.099 R)
• M17: 8,527,976 km (0.087 R)
• M18: 8,720,957 km (0.115 R)
• M19: 10,536,028 km (0.095 R)
• M20: 12,097,531 km (0.116 R)
• M21: 12,464,345 km (0.097 R)
• M22: 12,775,658 km (0.12 R)
• M23: 13,156,086 km (0.072 R)
• M24: 16,179,907 km (0.116 R)
• M25: 16,625,111 km (0.117 R)
• M26: 20,142,904 km (0.077 R)
• M27: 22,991,996 km (0.064 R)
• M28: 24,318,779 km (0.1 R)
• M29: 26,710,550 km (0.073 R)
• M30: 33,246,930 km (0.047 R)
• M31: 35,683,879 km (0.118 R)
• M32: 37,587,811 km (0.106 R)
• M33: 38,367,964 km (0.065 R)
• M34: 40,501,080 km (0.083 R)
• M35: 40,636,915 km (0.067 R)
• M36: 40,773,049 km (0.074 R)
• M37: 41,046,365 km (0.088 R)
• M38: 41,734,964 km (0.038 R)
• M39: 44,856,323 km (0.058 R)
• M40: 47,071,568 km (0.097 R)
• M41: 56,662,288 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.6

Radius: 6.9

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.88 AU - 8.54 AU

Year: 14276 Days

Day: 15.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,336,244 km

• M1: 85,869 km (0.114 R)
• M2: 410,646 km (0.106 R)
• M3: 716,125 km (0.035 R)
• M4: 1,004,101 km (0.101 R)
• M5: 1,279,211 km (0.043 R)
• M6: 1,532,181 km (0.077 R)
• M7: 2,833,982 km (0.085 R)
• M8: 3,464,088 km (0.091 R)
• M9: 3,799,188 km (0.037 R)
• M10: 4,415,381 km (0.046 R)
• M11: 4,778,455 km (0.12 R)
• M12: 5,194,188 km (0.091 R)
• M13: 5,952,350 km (0.067 R)
• M14: 6,395,907 km (0.078 R)
• M15: 7,729,572 km (0.095 R)
• M16: 10,665,730 km (0.083 R)
• M17: 11,375,721 km (0.084 R)
• M18: 12,950,388 km (0.113 R)
• M19: 14,206,562 km (0.041 R)
• M20: 14,598,807 km (0.111 R)
• M21: 15,336,624 km (0.08 R)
• M22: 15,610,987 km (0.029 R)
• M23: 16,311,254 km (0.116 R)
• M24: 18,537,869 km (0.031 R)
• M25: 19,966,828 km (0.104 R)
• M26: 20,376,427 km (0.064 R)
• M27: 23,492,999 km (0.089 R)
• M28: 23,857,719 km (0.104 R)
• M29: 26,419,582 km (0.117 R)
• M30: 27,614,869 km (0.117 R)
• M31: 28,021,177 km (0.111 R)
• M32: 31,970,860 km (0.057 R)
• M33: 33,098,828 km (0.061 R)
• M34: 37,009,017 km (0.087 R)
• M35: 39,651,514 km (0.053 R)
• M36: 40,690,322 km (0.104 R)
• M37: 45,027,613 km (0.11 R)
• M38: 47,743,412 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.9

Radius: 5.6

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.89 AU - 8.77 AU

Year: 14611 Days

Day: 22.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,336,244 km

• M1: 75,397 km (0.098 R)
• M2: 279,150 km (0.098 R)
• M3: 608,714 km (0.078 R)
• M4: 935,585 km (0.117 R)
• M5: 1,271,133 km (0.105 R)
• M6: 1,609,523 km (0.066 R)
• M7: 1,792,332 km (0.085 R)
• M8: 2,772,946 km (0.111 R)
• M9: 3,014,696 km (0.066 R)
• M10: 5,217,375 km (0.114 R)
• M11: 11,982,490 km (0.098 R)
• M12: 19,711,614 km (0.073 R)
• M13: 26,543,898 km (0.092 R)
• M14: 32,623,855 km (0.113 R)
• M15: 46,581,037 km (0.095 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 14,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit