🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.5

Radius: 9

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.82 AU - 0.82 AU

Year: 513 Days

Day: 12.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,205,854 km

• M1: 111,899 km (0.096 R)
• M2: 574,905 km (0.041 R)
• M3: 886,517 km (0.047 R)
• M4: 1,181,225 km (0.117 R)
• M5: 1,522,458 km (0.12 R)
• M6: 1,867,131 km (0.098 R)
• M7: 2,202,679 km (0.115 R)
• M8: 2,646,686 km (0.091 R)
• M9: 3,039,679 km (0.075 R)
• M10: 3,677,415 km (0.106 R)
• M11: 4,048,268 km (0.066 R)
• M12: 4,332,205 km (0.109 R)
• M13: 4,629,456 km (0.1 R)
• M14: 4,925,360 km (0.088 R)
• M15: 5,249,539 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.5

Radius: 13.3

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.95 AU - 1.33 AU

Year: 840 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,205,854 km

• M1: 165,455 km (0.108 R)
• M2: 607,667 km (0.089 R)
• M3: 1,040,304 km (0.03 R)
• M4: 1,587,832 km (0.062 R)
• M5: 2,044,853 km (0.033 R)
• M6: 2,781,772 km (0.118 R)
• M7: 3,592,144 km (0.087 R)
• M8: 4,053,654 km (0.11 R)
• M9: 4,587,419 km (0.105 R)
• M10: 5,420,978 km (0.102 R)
• M11: 5,932,902 km (0.109 R)
• M12: 6,394,411 km (0.056 R)
• M13: 6,923,240 km (0.091 R)
• M14: 7,925,097 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.4

Radius: 10.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.11 AU - 1.43 AU

Year: 988 Days

Day: 7.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,205,854 km

• M1: 125,662 km (0.116 R)
• M2: 454,478 km (0.108 R)
• M3: 777,909 km (0.115 R)
• M4: 1,221,766 km (0.045 R)
• M5: 1,927,120 km (0.082 R)
• M6: 2,277,478 km (0.11 R)
• M7: 3,952,077 km (0.054 R)
• M8: 5,936,642 km (0.116 R)
• M9: 7,750,516 km (0.097 R)
• M10: 9,348,521 km (0.113 R)
• M11: 9,817,510 km (0.097 R)
• M12: 10,332,725 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.2

Radius: 13.5

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.17 AU - 1.81 AU

Year: 1255 Days

Day: 8.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,205,854 km

• M1: 167,998 km (0.078 R)
• M2: 659,577 km (0.089 R)
• M3: 1,104,032 km (0.111 R)
• M4: 1,549,834 km (0.118 R)
• M5: 1,976,487 km (0.094 R)
• M6: 3,185,986 km (0.105 R)
• M7: 5,126,719 km (0.034 R)
• M8: 5,648,217 km (0.103 R)
• M9: 6,474,446 km (0.106 R)
• M10: 7,158,109 km (0.058 R)
• M11: 7,606,154 km (0.093 R)
• M12: 8,979,163 km (0.118 R)
• M13: 10,961,186 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.9

Radius: 10.3

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.89 AU - 2.27 AU

Year: 2071 Days

Day: 12.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 169 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,205,854 km

• M1: 128,355 km (0.077 R)
• M2: 448,644 km (0.101 R)
• M3: 820,395 km (0.067 R)
• M4: 1,168,958 km (0.117 R)
• M5: 1,526,796 km (0.058 R)
• M6: 2,023,461 km (0.086 R)
• M7: 2,984,029 km (0.069 R)
• M8: 3,534,399 km (0.101 R)
• M9: 4,409,996 km (0.041 R)
• M10: 5,021,851 km (0.059 R)
• M11: 5,359,194 km (0.108 R)
• M12: 5,779,564 km (0.114 R)
• M13: 6,126,930 km (0.119 R)
• M14: 6,488,209 km (0.091 R)
• M15: 7,148,235 km (0.087 R)
• M16: 9,718,326 km (0.069 R)
• M17: 10,651,219 km (0.113 R)
• M18: 11,033,591 km (0.118 R)
• M19: 12,387,751 km (0.106 R)
• M20: 12,772,068 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 11.8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.58 AU - 4.68 AU

Year: 6877 Days

Day: 9.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,205,854 km

• M1: 146,905 km (0.101 R)
• M2: 530,773 km (0.103 R)
• M3: 1,013,376 km (0.104 R)
• M4: 2,782,371 km (0.1 R)
• M5: 3,159,208 km (0.061 R)
• M6: 4,552,413 km (0.081 R)
• M7: 7,357,822 km (0.115 R)
• M8: 10,159,790 km (0.053 R)
• M9: 11,581,718 km (0.034 R)
• M10: 15,101,456 km (0.075 R)
• M11: 16,037,041 km (0.119 R)
• M12: 18,809,539 km (0.099 R)
• M13: 24,168,284 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.9

Radius: 12.4

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.93 AU - 5.31 AU

Year: 7997 Days

Day: 9.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,205,854 km

• M1: 154,385 km (0.095 R)
• M2: 655,388 km (0.081 R)
• M3: 1,042,697 km (0.065 R)
• M4: 2,747,215 km (0.069 R)
• M5: 3,483,237 km (0.118 R)
• M6: 3,935,471 km (0.108 R)
• M7: 4,563,034 km (0.046 R)
• M8: 5,196,132 km (0.089 R)
• M9: 6,392,467 km (0.085 R)
• M10: 6,817,773 km (0.098 R)
• M11: 7,607,501 km (0.041 R)
• M12: 9,324,734 km (0.113 R)
• M13: 10,834,476 km (0.038 R)
• M14: 11,236,296 km (0.092 R)
• M15: 12,666,302 km (0.1 R)
• M16: 13,112,403 km (0.114 R)
• M17: 13,568,976 km (0.082 R)
• M18: 17,821,445 km (0.078 R)
• M19: 19,835,930 km (0.067 R)
• M20: 20,975,566 km (0.116 R)
• M21: 22,888,923 km (0.088 R)
• M22: 30,603,236 km (0.056 R)
• M23: 31,918,202 km (0.045 R)
• M24: 35,314,821 km (0.027 R)
• M25: 37,785,430 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.3

Radius: 7.8

Gravity: 14.85 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.05 AU - 8.11 AU

Year: 11651 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,205,854 km

• M1: 96,939 km (0.112 R)
• M2: 397,781 km (0.088 R)
• M3: 642,822 km (0.098 R)
• M4: 1,106,426 km (0.04 R)
• M5: 1,372,411 km (0.037 R)
• M6: 1,650,065 km (0.108 R)
• M7: 2,320,712 km (0.114 R)
• M8: 2,566,800 km (0.111 R)
• M9: 3,386,896 km (0.05 R)
• M10: 5,182,519 km (0.087 R)
• M11: 6,090,877 km (0.059 R)
• M12: 6,974,552 km (0.116 R)
• M13: 9,554,367 km (0.074 R)
• M14: 11,610,141 km (0.111 R)
• M15: 12,151,685 km (0.117 R)
• M16: 12,647,004 km (0.117 R)
• M17: 13,220,263 km (0.118 R)
• M18: 13,810,726 km (0.105 R)
• M19: 16,126,950 km (0.082 R)
• M20: 19,350,485 km (0.084 R)
• M21: 20,629,846 km (0.072 R)
• M22: 26,829,630 km (0.064 R)
• M23: 32,367,444 km (0.105 R)
• M24: 36,031,246 km (0.077 R)
• M25: 37,052,999 km (0.087 R)
• M26: 40,644,096 km (0.059 R)
• M27: 42,171,490 km (0.081 R)
• M28: 43,306,040 km (0.116 R)
• M29: 44,315,228 km (0.045 R)
• M30: 47,285,344 km (0.093 R)
• M31: 48,201,631 km (0.08 R)
• M32: 49,911,983 km (0.107 R)
• M33: 50,385,460 km (0.102 R)
• M34: 52,146,975 km (0.116 R)
• M35: 53,124,897 km (0.049 R)
• M36: 55,117,391 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684

Radius: 6.4

Gravity: 16.7 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.55 AU - 7.19 AU

Year: 12429 Days

Day: 19.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,205,854 km

• M1: 79,586 km (0.104 R)
• M2: 289,621 km (0.082 R)
• M3: 621,579 km (0.096 R)
• M4: 1,062,893 km (0.089 R)
• M5: 1,513,930 km (0.081 R)
• M6: 1,824,645 km (0.104 R)
• M7: 2,291,839 km (0.114 R)
• M8: 3,042,970 km (0.116 R)
• M9: 3,334,985 km (0.102 R)
• M10: 4,235,864 km (0.098 R)
• M11: 4,538,351 km (0.104 R)
• M12: 5,462,716 km (0.098 R)
• M13: 6,506,759 km (0.068 R)
• M14: 7,034,241 km (0.068 R)
• M15: 7,855,833 km (0.089 R)
• M16: 8,406,802 km (0.088 R)
• M17: 9,280,902 km (0.112 R)
• M18: 10,648,526 km (0.103 R)
• M19: 11,151,624 km (0.048 R)
• M20: 13,133,047 km (0.108 R)
• M21: 13,908,413 km (0.105 R)
• M22: 25,327,967 km (0.119 R)
• M23: 26,628,571 km (0.091 R)
• M24: 29,470,781 km (0.092 R)
• M25: 33,447,690 km (0.068 R)
• M26: 35,379,298 km (0.115 R)
• M27: 36,497,841 km (0.045 R)
• M28: 37,511,816 km (0.062 R)
• M29: 38,284,489 km (0.114 R)
• M30: 39,595,714 km (0.103 R)
• M31: 41,072,395 km (0.066 R)
• M32: 52,451,257 km (0.072 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.4

Radius: 4.9

Gravity: 19.51 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.31 AU - 11.45 AU

Year: 21436 Days

Day: 19.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,205,854 km

• M1: 62,083 km (0.088 R)
• M2: 225,893 km (0.115 R)
• M3: 565,181 km (0.064 R)
• M4: 1,067,381 km (0.077 R)
• M5: 1,634,058 km (0.114 R)
• M6: 2,170,964 km (0.079 R)
• M7: 3,306,412 km (0.086 R)
• M8: 4,221,802 km (0.086 R)
• M9: 6,410,418 km (0.082 R)
• M10: 9,754,080 km (0.06 R)
• M11: 9,980,871 km (0.109 R)
• M12: 10,983,924 km (0.108 R)
• M13: 16,377,227 km (0.044 R)
• M14: 18,708,859 km (0.082 R)
• M15: 19,682,293 km (0.093 R)
• M16: 20,596,186 km (0.104 R)
• M17: 23,305,104 km (0.052 R)
• M18: 28,026,862 km (0.074 R)
• M19: 29,890,702 km (0.106 R)
• M20: 37,477,109 km (0.078 R)
• M21: 38,173,337 km (0.115 R)
• M22: 39,448,360 km (0.093 R)
• M23: 42,986,799 km (0.069 R)
• M24: 49,677,863 km (0.095 R)
• M25: 57,766,171 km (0.067 R)
• M26: 63,685,160 km (0.108 R)
• M27: 68,743,064 km (0.098 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: 308 - 11,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit