🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.9

Radius: 15

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.42 AU - 0.68 AU

Year: 272 Days

Day: 14 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,905,463 km

• M1: 186,848 km (0.068 R)
• M2: 674,537 km (0.12 R)
• M3: 1,184,666 km (0.093 R)
• M4: 1,816,567 km (0.055 R)
• M5: 2,460,137 km (0.092 R)
• M6: 3,100,715 km (0.073 R)
• M7: 4,005,932 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.9

Radius: 11.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.71 AU - 0.89 AU

Year: 477 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,905,463 km

• M1: 146,756 km (0.051 R)
• M2: 545,434 km (0.086 R)
• M3: 931,546 km (0.08 R)
• M4: 1,357,301 km (0.118 R)
• M5: 1,752,090 km (0.091 R)
• M6: 2,255,786 km (0.053 R)
• M7: 3,779,740 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.7

Radius: 11.5

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.72 AU - 1.18 AU

Year: 617 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,905,463 km

• M1: 143,016 km (0.059 R)
• M2: 504,743 km (0.084 R)
• M3: 993,330 km (0.095 R)
• M4: 1,419,235 km (0.092 R)
• M5: 2,209,710 km (0.103 R)
• M6: 3,299,082 km (0.109 R)
• M7: 4,044,827 km (0.088 R)
• M8: 4,569,916 km (0.064 R)
• M9: 5,192,542 km (0.094 R)
• M10: 6,302,109 km (0.075 R)
• M11: 7,205,681 km (0.084 R)
• M12: 7,677,363 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.9

Radius: 10.1

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.08 AU - 1.44 AU

Year: 943 Days

Day: 15 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,905,463 km

• M1: 125,662 km (0.091 R)
• M2: 460,612 km (0.062 R)
• M3: 865,424 km (0.094 R)
• M4: 1,188,555 km (0.033 R)
• M5: 1,700,629 km (0.037 R)
• M6: 2,123,691 km (0.09 R)
• M7: 2,531,196 km (0.101 R)
• M8: 2,963,683 km (0.094 R)
• M9: 3,658,416 km (0.05 R)
• M10: 4,128,452 km (0.108 R)
• M11: 5,131,207 km (0.064 R)
• M12: 6,868,936 km (0.115 R)
• M13: 8,083,072 km (0.072 R)
• M14: 9,083,583 km (0.105 R)
• M15: 10,164,727 km (0.08 R)
• M16: 10,607,536 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.3

Radius: 13.7

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.62 AU - 2.2 AU

Year: 1760 Days

Day: 12.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,905,463 km

• M1: 170,691 km (0.095 R)
• M2: 616,792 km (0.081 R)
• M3: 1,326,784 km (0.07 R)
• M4: 1,856,510 km (0.074 R)
• M5: 2,626,490 km (0.047 R)
• M6: 3,099,069 km (0.113 R)
• M7: 3,531,856 km (0.106 R)
• M8: 4,570,215 km (0.05 R)
• M9: 5,998,875 km (0.108 R)
• M10: 6,528,900 km (0.109 R)
• M11: 6,957,947 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 13.6

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.15 AU - 3.31 AU

Year: 3008 Days

Day: 11.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,905,463 km

• M1: 169,644 km (0.092 R)
• M2: 721,062 km (0.112 R)
• M3: 1,267,543 km (0.104 R)
• M4: 1,813,874 km (0.113 R)
• M5: 2,441,736 km (0.109 R)
• M6: 3,018,287 km (0.116 R)
• M7: 4,470,433 km (0.084 R)
• M8: 5,787,792 km (0.096 R)
• M9: 6,289,842 km (0.07 R)
• M10: 7,906,247 km (0.078 R)
• M11: 8,350,553 km (0.116 R)
• M12: 9,592,215 km (0.109 R)
• M13: 11,122,003 km (0.099 R)
• M14: 11,680,901 km (0.12 R)
• M15: 12,258,648 km (0.094 R)
• M16: 13,567,928 km (0.026 R)
• M17: 15,333,183 km (0.112 R)
• M18: 15,864,555 km (0.07 R)
• M19: 17,190,291 km (0.104 R)
• M20: 18,768,698 km (0.089 R)
• M21: 19,810,797 km (0.075 R)
• M22: 20,441,651 km (0.113 R)
• M23: 21,743,602 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440.7

Radius: 3.5

Gravity: 35.98 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.95 AU - 9.15 AU

Year: 18155 Days

Day: 17.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,905,463 km

• M1: 48,021 km (0.054 R)
• M2: 208,839 km (0.083 R)
• M3: 325,076 km (0.117 R)
• M4: 465,549 km (0.106 R)
• M5: 621,579 km (0.093 R)
• M6: 792,270 km (0.111 R)
• M7: 1,841,550 km (0.062 R)
• M8: 2,003,863 km (0.059 R)
• M9: 2,867,043 km (0.109 R)
• M10: 3,393,628 km (0.102 R)
• M11: 4,473,724 km (0.093 R)
• M12: 4,635,440 km (0.066 R)
• M13: 4,801,044 km (0.12 R)
• M14: 5,955,641 km (0.084 R)
• M15: 6,111,821 km (0.074 R)
• M16: 7,107,544 km (0.107 R)
• M17: 7,552,748 km (0.06 R)
• M18: 11,142,648 km (0.086 R)
• M19: 12,554,104 km (0.092 R)
• M20: 19,478,690 km (0.102 R)
• M21: 20,347,405 km (0.071 R)
• M22: 20,702,101 km (0.056 R)
• M23: 23,108,383 km (0.077 R)
• M24: 29,246,683 km (0.063 R)
• M25: 29,584,924 km (0.113 R)
• M26: 32,145,590 km (0.084 R)
• M27: 33,234,364 km (0.104 R)
• M28: 36,128,185 km (0.116 R)
• M29: 36,257,587 km (0.057 R)
• M30: 37,041,031 km (0.115 R)
• M31: 40,010,250 km (0.078 R)
• M32: 44,606,495 km (0.101 R)
• M33: 53,642,356 km (0.109 R)
• M34: 54,829,714 km (0.073 R)
• M35: 56,556,073 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.8

Radius: 6.4

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 8.17 AU - 13.29 AU

Year: 23438 Days

Day: 22 Hours

Environment

Temp: -242 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,905,463 km

• M1: 79,885 km (0.057 R)
• M2: 352,901 km (0.082 R)
• M3: 659,128 km (0.042 R)
• M4: 1,007,392 km (0.085 R)
• M5: 1,303,596 km (0.075 R)
• M6: 1,980,825 km (0.075 R)
• M7: 2,186,971 km (0.066 R)
• M8: 2,599,113 km (0.082 R)
• M9: 3,856,783 km (0.116 R)
• M10: 6,234,790 km (0.063 R)
• M11: 8,582,879 km (0.082 R)
• M12: 8,982,305 km (0.1 R)
• M13: 10,590,781 km (0.098 R)
• M14: 11,403,546 km (0.092 R)
• M15: 12,008,969 km (0.102 R)
• M16: 12,763,541 km (0.067 R)
• M17: 13,683,268 km (0.039 R)
• M18: 14,090,623 km (0.074 R)
• M19: 17,726,300 km (0.094 R)
• M20: 18,129,168 km (0.084 R)
• M21: 18,373,760 km (0.05 R)
• M22: 26,361,239 km (0.107 R)
• M23: 26,886,178 km (0.09 R)
• M24: 27,098,158 km (0.105 R)
• M25: 28,065,608 km (0.06 R)
• M26: 28,723,090 km (0.103 R)
• M27: 31,222,422 km (0.066 R)
• M28: 31,691,860 km (0.089 R)
• M29: 38,230,933 km (0.099 R)
• M30: 38,768,288 km (0.12 R)
• M31: 50,278,797 km (0.03 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 13,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit