🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

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: 956.7

Radius: 11.4

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.61 AU - 0.83 AU

Year: 394 Days

Day: 8.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,009,323 km

• M1: 141,819 km (0.053 R)
• M2: 512,822 km (0.107 R)
• M3: 937,081 km (0.097 R)
• M4: 1,532,481 km (0.079 R)
• M5: 2,187,270 km (0.046 R)
• M6: 3,330,348 km (0.115 R)
• M7: 3,776,299 km (0.115 R)
• M8: 5,526,295 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.6

Radius: 9.7

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.65 AU - 0.89 AU

Year: 436 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,009,323 km

• M1: 120,576 km (0.117 R)
• M2: 436,975 km (0.118 R)
• M3: 740,659 km (0.113 R)
• M4: 1,070,522 km (0.069 R)
• M5: 1,425,967 km (0.038 R)
• M6: 1,796,670 km (0.087 R)
• M7: 2,876,019 km (0.114 R)
• M8: 3,499,842 km (0.052 R)
• M9: 3,850,948 km (0.108 R)
• M10: 4,444,104 km (0.116 R)
• M11: 5,653,752 km (0.111 R)
• M12: 5,974,341 km (0.113 R)
• M13: 6,420,591 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.3

Radius: 8.9

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.17 AU - 1.47 AU

Year: 979 Days

Day: 13.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,009,323 km

• M1: 110,702 km (0.097 R)
• M2: 390,450 km (0.09 R)
• M3: 692,937 km (0.071 R)
• M4: 1,101,489 km (0.119 R)
• M5: 1,517,521 km (0.119 R)
• M6: 2,668,527 km (0.077 R)
• M7: 3,150,232 km (0.076 R)
• M8: 3,512,259 km (0.043 R)
• M9: 4,188,740 km (0.114 R)
• M10: 4,715,624 km (0.039 R)
• M11: 5,963,719 km (0.097 R)
• M12: 6,410,568 km (0.067 R)
• M13: 6,879,408 km (0.037 R)
• M14: 7,157,660 km (0.099 R)
• M15: 7,540,181 km (0.098 R)
• M16: 8,689,841 km (0.117 R)
• M17: 8,987,840 km (0.049 R)
• M18: 9,264,596 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.4

Radius: 9.2

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.83 AU - 1.95 AU

Year: 1678 Days

Day: 9.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,009,323 km

• M1: 114,442 km (0.064 R)
• M2: 551,119 km (0.041 R)
• M3: 1,127,669 km (0.11 R)
• M4: 1,524,253 km (0.085 R)
• M5: 1,832,275 km (0.112 R)
• M6: 2,193,703 km (0.11 R)
• M7: 2,819,022 km (0.077 R)
• M8: 3,272,902 km (0.106 R)
• M9: 3,758,048 km (0.107 R)
• M10: 4,771,873 km (0.11 R)
• M11: 5,462,117 km (0.113 R)
• M12: 5,797,217 km (0.089 R)
• M13: 6,241,373 km (0.07 R)
• M14: 6,733,251 km (0.079 R)
• M15: 7,197,902 km (0.111 R)
• M16: 10,013,333 km (0.076 R)
• M17: 10,966,272 km (0.087 R)
• M18: 12,354,690 km (0.1 R)
• M19: 13,091,310 km (0.088 R)
• M20: 13,530,978 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.9

Radius: 13.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.97 AU - 2.21 AU

Year: 1951 Days

Day: 8.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,009,323 km

• M1: 164,558 km (0.075 R)
• M2: 775,964 km (0.108 R)
• M3: 1,254,079 km (0.089 R)
• M4: 1,881,343 km (0.098 R)
• M5: 2,543,613 km (0.052 R)
• M6: 3,205,583 km (0.104 R)
• M7: 4,431,089 km (0.116 R)
• M8: 4,916,235 km (0.112 R)
• M9: 5,329,873 km (0.059 R)
• M10: 6,040,463 km (0.089 R)
• M11: 6,863,850 km (0.077 R)
• M12: 7,355,727 km (0.11 R)
• M13: 9,916,843 km (0.083 R)
• M14: 10,345,142 km (0.116 R)
• M15: 11,887,346 km (0.094 R)
• M16: 12,598,833 km (0.118 R)
• M17: 13,141,126 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.3

Radius: 14.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.98 AU - 2.48 AU

Year: 2150 Days

Day: 15 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,009,323 km

• M1: 179,218 km (0.104 R)
• M2: 864,376 km (0.088 R)
• M3: 1,337,854 km (0.081 R)
• M4: 1,806,693 km (0.065 R)
• M5: 2,690,518 km (0.045 R)
• M6: 3,470,970 km (0.096 R)
• M7: 4,054,551 km (0.088 R)
• M8: 4,841,286 km (0.115 R)
• M9: 5,954,294 km (0.098 R)
• M10: 6,498,382 km (0.12 R)
• M11: 7,578,030 km (0.04 R)
• M12: 8,275,605 km (0.047 R)
• M13: 9,386,369 km (0.096 R)
• M14: 10,358,306 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686

Radius: 10.1

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.13 AU - 2.85 AU

Year: 2537 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,009,323 km

• M1: 125,662 km (0.077 R)
• M2: 461,210 km (0.118 R)
• M3: 811,718 km (0.088 R)
• M4: 1,365,978 km (0.119 R)
• M5: 3,115,376 km (0.055 R)
• M6: 3,496,701 km (0.092 R)
• M7: 4,249,627 km (0.074 R)
• M8: 4,809,422 km (0.077 R)
• M9: 6,452,455 km (0.106 R)
• M10: 7,553,047 km (0.089 R)
• M11: 8,277,549 km (0.1 R)
• M12: 8,673,535 km (0.069 R)
• M13: 9,256,069 km (0.079 R)
• M14: 10,499,527 km (0.103 R)
• M15: 11,003,223 km (0.108 R)
• M16: 11,442,143 km (0.108 R)
• M17: 11,975,609 km (0.088 R)
• M18: 13,315,108 km (0.119 R)
• M19: 13,767,791 km (0.038 R)
• M20: 14,277,621 km (0.078 R)
• M21: 14,896,358 km (0.082 R)
• M22: 17,876,646 km (0.11 R)
• M23: 18,427,765 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.5

Radius: 4.1

Gravity: 40.12 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.01 AU - 9.95 AU

Year: 15944 Days

Day: 19.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 30,009,323 km

• M1: 51,013 km (0.09 R)
• M2: 353,949 km (0.118 R)
• M3: 1,207,255 km (0.116 R)
• M4: 1,359,695 km (0.054 R)
• M5: 1,493,884 km (0.098 R)
• M6: 2,161,988 km (0.03 R)
• M7: 2,911,623 km (0.101 R)
• M8: 3,480,394 km (0.037 R)
• M9: 3,938,463 km (0.094 R)
• M10: 5,221,564 km (0.064 R)
• M11: 6,589,637 km (0.111 R)
• M12: 7,702,046 km (0.074 R)
• M13: 8,034,602 km (0.116 R)
• M14: 8,327,216 km (0.11 R)
• M15: 9,623,631 km (0.065 R)
• M16: 10,065,394 km (0.084 R)
• M17: 10,753,095 km (0.092 R)
• M18: 11,168,528 km (0.061 R)
• M19: 12,478,856 km (0.055 R)
• M20: 15,400,502 km (0.108 R)
• M21: 17,501,455 km (0.118 R)
• M22: 17,746,197 km (0.117 R)
• M23: 19,262,072 km (0.052 R)
• M24: 19,522,821 km (0.103 R)
• M25: 21,321,885 km (0.112 R)
• M26: 23,326,796 km (0.106 R)
• M27: 24,628,896 km (0.094 R)
• M28: 25,453,779 km (0.091 R)
• M29: 26,296,912 km (0.051 R)
• M30: 31,509,500 km (0.089 R)
• M31: 32,603,958 km (0.084 R)
• M32: 35,646,031 km (0.12 R)
• M33: 35,907,827 km (0.087 R)
• M34: 37,505,084 km (0.096 R)
• M35: 41,849,556 km (0.092 R)
• M36: 43,170,954 km (0.062 R)
• M37: 43,916,998 km (0.105 R)
• M38: 44,823,561 km (0.088 R)
• M39: 49,219,195 km (0.075 R)
• M40: 57,407,884 km (0.086 R)
• M41: 58,673,033 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.1

Radius: 5.2

Gravity: 15.13 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.27 AU - 9.89 AU

Year: 17666 Days

Day: 23.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 30,009,323 km

• M1: 73,004 km (0.088 R)
• M2: 292,763 km (0.072 R)
• M3: 726,896 km (0.104 R)
• M4: 931,247 km (0.1 R)
• M5: 1,457,682 km (0.082 R)
• M6: 1,736,532 km (0.079 R)
• M7: 2,087,489 km (0.069 R)
• M8: 2,380,701 km (0.059 R)
• M9: 3,049,403 km (0.078 R)
• M10: 3,427,287 km (0.074 R)
• M11: 3,614,135 km (0.088 R)
• M12: 4,588,017 km (0.083 R)
• M13: 5,688,758 km (0.084 R)
• M14: 6,787,106 km (0.081 R)
• M15: 6,954,805 km (0.118 R)
• M16: 8,302,233 km (0.08 R)
• M17: 8,591,256 km (0.069 R)
• M18: 9,498,717 km (0.119 R)
• M19: 9,921,929 km (0.092 R)
• M20: 10,138,098 km (0.092 R)
• M21: 10,862,750 km (0.071 R)
• M22: 11,150,427 km (0.11 R)
• M23: 12,665,554 km (0.11 R)
• M24: 13,704,362 km (0.068 R)
• M25: 14,381,741 km (0.085 R)
• M26: 16,547,469 km (0.079 R)
• M27: 17,471,535 km (0.106 R)
• M28: 19,590,888 km (0.104 R)
• M29: 21,875,547 km (0.068 R)
• M30: 22,334,364 km (0.11 R)
• M31: 23,461,733 km (0.094 R)
• M32: 29,784,038 km (0.056 R)
• M33: 31,495,887 km (0.114 R)
• M34: 33,879,131 km (0.044 R)
• M35: 35,870,129 km (0.077 R)
• M36: 49,949,981 km (0.063 R)
• M37: 56,206,314 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.2

Radius: 4.7

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.63 AU - 12.39 AU

Year: 20449 Days

Day: 15.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,009,323 km

• M1: 290,968 km (0.049 R)
• M2: 1,320,650 km (0.065 R)
• M3: 1,904,381 km (0.103 R)
• M4: 4,318,591 km (0.057 R)
• M5: 5,318,354 km (0.101 R)
• M6: 5,663,775 km (0.077 R)
• M7: 7,059,374 km (0.097 R)
• M8: 12,593,149 km (0.087 R)
• M9: 21,530,724 km (0.047 R)
• M10: 28,768,867 km (0.11 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 17,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit