🌌 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: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564

Radius: 10

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.63 AU - 0.79 AU

Year: 413 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,671,744 km

• M1: 124,316 km (0.094 R)
• M2: 457,470 km (0.097 R)
• M3: 811,718 km (0.108 R)
• M4: 1,251,237 km (0.077 R)
• M5: 1,765,704 km (0.093 R)
• M6: 2,274,935 km (0.093 R)
• M7: 2,622,002 km (0.053 R)
• M8: 3,600,821 km (0.086 R)
• M9: 4,167,198 km (0.098 R)
• M10: 4,909,503 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.4

Radius: 8.1

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.86 AU - 0.86 AU

Year: 551 Days

Day: 6.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,671,744 km

• M1: 101,128 km (0.095 R)
• M2: 388,954 km (0.099 R)
• M3: 662,569 km (0.065 R)
• M4: 931,396 km (0.027 R)
• M5: 1,287,589 km (0.106 R)
• M6: 1,542,055 km (0.037 R)
• M7: 2,145,981 km (0.058 R)
• M8: 2,580,862 km (0.111 R)
• M9: 3,574,043 km (0.103 R)
• M10: 3,899,867 km (0.061 R)
• M11: 4,319,938 km (0.044 R)
• M12: 4,786,085 km (0.068 R)
• M13: 5,098,295 km (0.088 R)
• M14: 5,727,504 km (0.09 R)
• M15: 6,023,259 km (0.092 R)
• M16: 6,329,187 km (0.112 R)
• M17: 6,705,874 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.9

Radius: 12.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.41 AU - 1.41 AU

Year: 1156 Days

Day: 13.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,671,744 km

• M1: 155,582 km (0.082 R)
• M2: 698,024 km (0.114 R)
• M3: 1,114,803 km (0.065 R)
• M4: 1,508,096 km (0.113 R)
• M5: 1,917,695 km (0.077 R)
• M6: 2,334,924 km (0.027 R)
• M7: 2,864,500 km (0.036 R)
• M8: 3,356,827 km (0.06 R)
• M9: 3,986,185 km (0.064 R)
• M10: 4,748,087 km (0.076 R)
• M11: 5,563,545 km (0.1 R)
• M12: 6,723,527 km (0.066 R)
• M13: 7,225,577 km (0.078 R)
• M14: 9,607,325 km (0.1 R)
• M15: 10,558,917 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.5

Radius: 13.5

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.58 AU - 2.5 AU

Year: 2011 Days

Day: 14.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,671,744 km

• M1: 167,849 km (0.031 R)
• M2: 743,053 km (0.052 R)
• M3: 1,269,787 km (0.069 R)
• M4: 1,986,660 km (0.082 R)
• M5: 2,871,531 km (0.103 R)
• M6: 3,418,012 km (0.058 R)
• M7: 4,104,666 km (0.101 R)
• M8: 4,550,468 km (0.066 R)
• M9: 5,791,233 km (0.087 R)
• M10: 6,277,276 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.7

Radius: 10.7

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.34 AU - 2.7 AU

Year: 2761 Days

Day: 9.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 110.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,671,744 km

• M1: 133,142 km (0.111 R)
• M2: 518,506 km (0.08 R)
• M3: 1,210,097 km (0.072 R)
• M4: 1,815,221 km (0.095 R)
• M5: 2,300,067 km (0.027 R)
• M6: 2,643,993 km (0.068 R)
• M7: 3,144,846 km (0.119 R)
• M8: 3,513,306 km (0.091 R)
• M9: 4,382,320 km (0.044 R)
• M10: 5,086,477 km (0.052 R)
• M11: 6,900,800 km (0.093 R)
• M12: 7,689,480 km (0.115 R)
• M13: 9,038,404 km (0.053 R)
• M14: 9,635,300 km (0.066 R)
• M15: 10,458,238 km (0.085 R)
• M16: 10,907,630 km (0.103 R)
• M17: 12,469,431 km (0.086 R)
• M18: 12,835,797 km (0.093 R)
• M19: 14,827,991 km (0.111 R)
• M20: 16,085,361 km (0.061 R)
• M21: 17,698,026 km (0.087 R)
• M22: 18,513,933 km (0.108 R)
• M23: 20,095,482 km (0.078 R)
• M24: 21,831,416 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 11.8

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.55 AU - 3.27 AU

Year: 3426 Days

Day: 11 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,671,744 km

• M1: 146,756 km (0.097 R)
• M2: 540,497 km (0.079 R)
• M3: 1,114,205 km (0.072 R)
• M4: 1,779,018 km (0.105 R)
• M5: 2,549,148 km (0.081 R)
• M6: 3,074,535 km (0.107 R)
• M7: 3,510,164 km (0.055 R)
• M8: 5,097,398 km (0.108 R)
• M9: 5,907,470 km (0.055 R)
• M10: 6,958,844 km (0.041 R)
• M11: 7,579,675 km (0.104 R)
• M12: 10,191,355 km (0.097 R)
• M13: 10,692,807 km (0.057 R)
• M14: 12,484,391 km (0.11 R)
• M15: 14,106,630 km (0.106 R)
• M16: 15,371,780 km (0.093 R)
• M17: 16,369,298 km (0.049 R)
• M18: 17,527,635 km (0.034 R)
• M19: 19,051,438 km (0.119 R)
• M20: 19,557,229 km (0.1 R)
• M21: 21,738,964 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.3

Radius: 9.4

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.27 AU - 3.79 AU

Year: 3641 Days

Day: 11.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,671,744 km

• M1: 117,883 km (0.079 R)
• M2: 462,557 km (0.089 R)
• M3: 869,762 km (0.102 R)
• M4: 1,231,340 km (0.099 R)
• M5: 1,681,630 km (0.115 R)
• M6: 2,239,331 km (0.071 R)
• M7: 2,665,684 km (0.082 R)
• M8: 3,002,878 km (0.105 R)
• M9: 3,406,792 km (0.08 R)
• M10: 4,369,455 km (0.102 R)
• M11: 4,695,728 km (0.117 R)
• M12: 6,401,293 km (0.086 R)
• M13: 6,823,458 km (0.118 R)
• M14: 7,858,526 km (0.068 R)
• M15: 8,592,453 km (0.053 R)
• M16: 14,139,093 km (0.103 R)
• M17: 15,276,935 km (0.081 R)
• M18: 16,252,313 km (0.044 R)
• M19: 17,384,170 km (0.091 R)
• M20: 18,207,258 km (0.111 R)
• M21: 21,559,746 km (0.099 R)
• M22: 21,895,743 km (0.115 R)
• M23: 23,700,192 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.3

Radius: 12.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.2 AU - 4.68 AU

Year: 5398 Days

Day: 14 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,671,744 km

• M1: 161,566 km (0.086 R)
• M2: 572,062 km (0.08 R)
• M3: 1,103,434 km (0.078 R)
• M4: 1,614,011 km (0.119 R)
• M5: 2,066,545 km (0.071 R)
• M6: 2,528,354 km (0.055 R)
• M7: 2,974,155 km (0.099 R)
• M8: 3,454,065 km (0.078 R)
• M9: 4,132,192 km (0.081 R)
• M10: 4,663,115 km (0.086 R)
• M11: 6,081,303 km (0.117 R)
• M12: 9,524,896 km (0.073 R)
• M13: 10,336,016 km (0.087 R)
• M14: 13,470,091 km (0.03 R)
• M15: 14,945,874 km (0.115 R)
• M16: 18,216,682 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.7

Radius: 14.1

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.34 AU - 5.7 AU

Year: 7764 Days

Day: 9.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,671,744 km

• M1: 177,872 km (0.045 R)
• M2: 616,343 km (0.086 R)
• M3: 1,071,719 km (0.061 R)
• M4: 1,651,560 km (0.058 R)
• M5: 2,729,712 km (0.054 R)
• M6: 3,383,156 km (0.119 R)
• M7: 3,998,302 km (0.103 R)
• M8: 5,397,192 km (0.112 R)
• M9: 7,066,854 km (0.12 R)
• M10: 7,927,341 km (0.029 R)
• M11: 8,460,807 km (0.038 R)
• M12: 9,431,547 km (0.03 R)
• M13: 10,385,383 km (0.119 R)
• M14: 11,498,242 km (0.073 R)
• M15: 12,333,596 km (0.101 R)
• M16: 16,206,237 km (0.103 R)
• M17: 18,418,191 km (0.066 R)
• M18: 20,539,488 km (0.079 R)
• M19: 24,456,559 km (0.103 R)
• M20: 28,051,396 km (0.086 R)
• M21: 30,388,264 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.5

Radius: 3.5

Gravity: 18.16 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.56 AU - 11.44 AU

Year: 20211 Days

Day: 15.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,671,744 km

• M1: 43,533 km (0.118 R)
• M2: 197,469 km (0.111 R)
• M3: 387,608 km (0.069 R)
• M4: 530,923 km (0.052 R)
• M5: 1,056,610 km (0.108 R)
• M6: 1,719,927 km (0.082 R)
• M7: 2,458,192 km (0.09 R)
• M8: 2,623,797 km (0.026 R)
• M9: 2,977,147 km (0.081 R)
• M10: 6,701,386 km (0.065 R)
• M11: 7,107,096 km (0.106 R)
• M12: 8,376,733 km (0.114 R)
• M13: 8,799,496 km (0.08 R)
• M14: 9,789,834 km (0.09 R)
• M15: 12,708,040 km (0.087 R)
• M16: 14,563,353 km (0.108 R)
• M17: 16,014,302 km (0.12 R)
• M18: 17,558,900 km (0.084 R)
• M19: 17,863,931 km (0.116 R)
• M20: 20,182,099 km (0.108 R)
• M21: 24,446,386 km (0.116 R)
• M22: 32,363,854 km (0.11 R)
• M23: 34,223,505 km (0.116 R)
• M24: 36,895,173 km (0.069 R)
• M25: 37,521,240 km (0.113 R)
• M26: 40,890,932 km (0.083 R)
• M27: 41,561,280 km (0.101 R)
• M28: 44,456,897 km (0.113 R)
• M29: 48,522,967 km (0.109 R)
• M30: 49,123,303 km (0.034 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 18,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit