🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859

Radius: 8.1

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.76 AU - 0.84 AU

Year: 477 Days

Day: 5.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,835,641 km

• M1: 102,175 km (0.089 R)
• M2: 456,872 km (0.112 R)
• M3: 800,797 km (0.059 R)
• M4: 1,059,153 km (0.06 R)
• M5: 1,401,134 km (0.106 R)
• M6: 1,890,019 km (0.104 R)
• M7: 2,161,091 km (0.116 R)
• M8: 2,870,783 km (0.107 R)
• M9: 3,647,794 km (0.11 R)
• M10: 4,376,785 km (0.093 R)
• M11: 5,099,343 km (0.118 R)
• M12: 5,612,015 km (0.104 R)
• M13: 6,386,782 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.4

Radius: 12.9

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.64 AU - 1.02 AU

Year: 504 Days

Day: 10.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 179.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 65,835,641 km

• M1: 160,668 km (0.082 R)
• M2: 599,139 km (0.067 R)
• M3: 1,093,560 km (0.055 R)
• M4: 1,606,532 km (0.061 R)
• M5: 2,067,891 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.1

Radius: 10.1

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.9 AU - 1.02 AU

Year: 627 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,835,641 km

• M1: 129,253 km (0.068 R)
• M2: 629,957 km (0.115 R)
• M3: 950,096 km (0.117 R)
• M4: 1,346,830 km (0.105 R)
• M5: 1,809,087 km (0.117 R)
• M6: 2,286,304 km (0.051 R)
• M7: 3,298,932 km (0.115 R)
• M8: 3,614,883 km (0.065 R)
• M9: 4,267,429 km (0.102 R)
• M10: 5,118,491 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 12.3

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.72 AU - 1.8 AU

Year: 1557 Days

Day: 14.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,835,641 km

• M1: 153,039 km (0.058 R)
• M2: 675,734 km (0.059 R)
• M3: 1,201,570 km (0.045 R)
• M4: 1,587,533 km (0.107 R)
• M5: 2,037,673 km (0.064 R)
• M6: 2,454,452 km (0.117 R)
• M7: 2,915,064 km (0.106 R)
• M8: 4,335,496 km (0.114 R)
• M9: 5,052,668 km (0.12 R)
• M10: 5,470,645 km (0.094 R)
• M11: 6,263,962 km (0.113 R)
• M12: 7,132,378 km (0.107 R)
• M13: 7,815,442 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.9

Radius: 9.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.59 AU - 2.31 AU

Year: 1816 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,835,641 km

• M1: 113,246 km (0.09 R)
• M2: 433,983 km (0.097 R)
• M3: 1,159,683 km (0.097 R)
• M4: 1,595,312 km (0.083 R)
• M5: 2,514,142 km (0.107 R)
• M6: 3,295,342 km (0.081 R)
• M7: 3,783,629 km (0.029 R)
• M8: 4,807,477 km (0.07 R)
• M9: 5,269,136 km (0.084 R)
• M10: 7,288,558 km (0.064 R)
• M11: 10,127,028 km (0.044 R)
• M12: 10,819,217 km (0.06 R)
• M13: 11,263,373 km (0.05 R)
• M14: 12,371,594 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 10.8

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.54 AU - 2.4 AU

Year: 1844 Days

Day: 9.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,835,641 km

• M1: 141,968 km (0.119 R)
• M2: 496,366 km (0.033 R)
• M3: 903,721 km (0.057 R)
• M4: 1,333,515 km (0.094 R)
• M5: 2,718,493 km (0.116 R)
• M6: 3,821,627 km (0.104 R)
• M7: 4,510,376 km (0.093 R)
• M8: 5,706,710 km (0.109 R)
• M9: 6,178,691 km (0.082 R)
• M10: 7,573,991 km (0.119 R)
• M11: 8,440,611 km (0.031 R)
• M12: 9,082,984 km (0.063 R)
• M13: 10,030,388 km (0.057 R)
• M14: 10,465,119 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.9

Radius: 10.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.95 AU - 3.09 AU

Year: 3500 Days

Day: 14 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,835,641 km

• M1: 142,567 km (0.055 R)
• M2: 489,783 km (0.061 R)
• M3: 2,070,435 km (0.106 R)
• M4: 3,179,703 km (0.116 R)
• M5: 5,342,888 km (0.102 R)
• M6: 7,648,042 km (0.098 R)
• M7: 8,770,175 km (0.07 R)
• M8: 9,403,273 km (0.079 R)
• M9: 12,636,233 km (0.07 R)
• M10: 13,860,991 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.6

Radius: 10.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.96 AU - 4.14 AU

Year: 5435 Days

Day: 5.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,835,641 km

• M1: 134,788 km (0.101 R)
• M2: 609,911 km (0.07 R)
• M3: 1,258,118 km (0.083 R)
• M4: 2,357,962 km (0.081 R)
• M5: 3,251,061 km (0.106 R)
• M6: 4,355,841 km (0.108 R)
• M7: 6,627,036 km (0.072 R)
• M8: 7,732,864 km (0.111 R)
• M9: 8,429,092 km (0.083 R)
• M10: 9,464,758 km (0.048 R)
• M11: 11,738,047 km (0.117 R)
• M12: 12,815,601 km (0.069 R)
• M13: 13,957,781 km (0.118 R)
• M14: 14,296,321 km (0.088 R)
• M15: 14,814,378 km (0.091 R)
• M16: 15,166,681 km (0.117 R)
• M17: 17,141,223 km (0.104 R)
• M18: 17,857,947 km (0.109 R)
• M19: 18,867,283 km (0.032 R)
• M20: 19,420,945 km (0.1 R)
• M21: 20,560,731 km (0.074 R)
• M22: 21,295,406 km (0.1 R)
• M23: 21,669,252 km (0.085 R)
• M24: 22,276,469 km (0.077 R)
• M25: 22,817,266 km (0.111 R)
• M26: 24,328,952 km (0.077 R)
• M27: 25,400,970 km (0.104 R)
• M28: 28,534,148 km (0.089 R)
• M29: 30,665,619 km (0.118 R)
• M30: 32,504,775 km (0.084 R)
• M31: 33,401,165 km (0.116 R)
• M32: 34,109,661 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.2

Radius: 6.6

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.51 AU - 8.55 AU

Year: 15174 Days

Day: 17.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,835,641 km

• M1: 82,129 km (0.115 R)
• M2: 303,235 km (0.075 R)
• M3: 576,550 km (0.104 R)
• M4: 1,352,814 km (0.081 R)
• M5: 1,851,124 km (0.081 R)
• M6: 2,175,303 km (0.106 R)
• M7: 2,464,924 km (0.111 R)
• M8: 3,988,279 km (0.029 R)
• M9: 5,825,640 km (0.051 R)
• M10: 6,052,431 km (0.111 R)
• M11: 10,201,677 km (0.068 R)
• M12: 11,212,809 km (0.084 R)
• M13: 11,717,253 km (0.083 R)
• M14: 11,975,010 km (0.085 R)
• M15: 16,310,805 km (0.094 R)
• M16: 16,632,291 km (0.042 R)
• M17: 17,961,020 km (0.072 R)
• M18: 19,865,101 km (0.064 R)
• M19: 26,114,403 km (0.101 R)
• M20: 26,466,257 km (0.111 R)
• M21: 29,585,223 km (0.052 R)
• M22: 31,035,873 km (0.107 R)
• M23: 31,629,179 km (0.099 R)
• M24: 32,129,434 km (0.119 R)
• M25: 32,940,703 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.3

Radius: 4.2

Gravity: 28.59 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.2 AU - 11.3 AU

Year: 18760 Days

Day: 17 Hours

Environment

Temp: -237 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,835,641 km

• M1: 52,359 km (0.066 R)
• M2: 461,958 km (0.064 R)
• M3: 771,925 km (0.061 R)
• M4: 939,026 km (0.12 R)
• M5: 1,511,836 km (0.088 R)
• M6: 1,937,143 km (0.078 R)
• M7: 2,248,456 km (0.12 R)
• M8: 2,481,380 km (0.075 R)
• M9: 3,605,159 km (0.062 R)
• M10: 4,325,772 km (0.12 R)
• M11: 4,619,283 km (0.065 R)
• M12: 5,504,454 km (0.099 R)
• M13: 7,791,655 km (0.051 R)
• M14: 8,324,523 km (0.048 R)
• M15: 9,625,725 km (0.088 R)
• M16: 11,604,905 km (0.034 R)
• M17: 12,299,039 km (0.098 R)
• M18: 13,631,508 km (0.066 R)
• M19: 15,353,977 km (0.074 R)
• M20: 16,345,063 km (0.032 R)
• M21: 17,296,955 km (0.114 R)
• M22: 19,660,751 km (0.092 R)
• M23: 21,851,163 km (0.108 R)
• M24: 26,601,344 km (0.12 R)
• M25: 27,253,291 km (0.108 R)
• M26: 30,319,150 km (0.071 R)
• M27: 31,030,338 km (0.114 R)
• M28: 31,631,423 km (0.114 R)
• M29: 37,938,918 km (0.072 R)
• M30: 40,451,414 km (0.095 R)
• M31: 44,273,191 km (0.117 R)
• M32: 45,341,768 km (0.118 R)
• M33: 47,371,811 km (0.117 R)
• M34: 52,285,802 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 19,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit