🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.5

Radius: 9.4

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.87 AU - 0.99 AU

Year: 579 Days

Day: 13.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,458,278 km

• M1: 116,836 km (0.105 R)
• M2: 452,234 km (0.07 R)
• M3: 905,067 km (0.069 R)
• M4: 1,261,708 km (0.08 R)
• M5: 1,586,485 km (0.071 R)
• M6: 2,021,516 km (0.083 R)
• M7: 2,429,769 km (0.041 R)
• M8: 3,059,426 km (0.111 R)
• M9: 3,738,152 km (0.062 R)
• M10: 4,341,330 km (0.087 R)
• M11: 5,180,724 km (0.097 R)
• M12: 6,422,685 km (0.086 R)
• M13: 7,005,818 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.9

Radius: 11.7

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.2 AU - 2.48 AU

Year: 2311 Days

Day: 9.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,458,278 km

• M1: 145,559 km (0.098 R)
• M2: 1,256,772 km (0.109 R)
• M3: 1,673,701 km (0.105 R)
• M4: 2,487,962 km (0.05 R)
• M5: 2,870,933 km (0.086 R)
• M6: 3,363,409 km (0.078 R)
• M7: 3,865,160 km (0.062 R)
• M8: 4,983,105 km (0.068 R)
• M9: 6,414,009 km (0.117 R)
• M10: 7,452,966 km (0.093 R)
• M11: 9,980,871 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.2

Radius: 9.9

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.62 AU - 2.82 AU

Year: 2896 Days

Day: 13 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,458,278 km

• M1: 123,119 km (0.11 R)
• M2: 695,630 km (0.106 R)
• M3: 1,091,616 km (0.1 R)
• M4: 1,554,023 km (0.04 R)
• M5: 1,920,388 km (0.105 R)
• M6: 2,386,086 km (0.095 R)
• M7: 2,862,106 km (0.076 R)
• M8: 3,847,956 km (0.113 R)
• M9: 4,815,256 km (0.108 R)
• M10: 5,356,202 km (0.118 R)
• M11: 5,704,915 km (0.053 R)
• M12: 6,930,271 km (0.107 R)
• M13: 7,776,397 km (0.115 R)
• M14: 8,689,991 km (0.069 R)
• M15: 9,456,680 km (0.105 R)
• M16: 10,230,101 km (0.043 R)
• M17: 11,005,167 km (0.098 R)
• M18: 11,777,392 km (0.092 R)
• M19: 12,369,051 km (0.101 R)
• M20: 13,338,894 km (0.11 R)
• M21: 14,742,122 km (0.095 R)
• M22: 15,479,490 km (0.048 R)
• M23: 16,292,854 km (0.11 R)
• M24: 17,894,448 km (0.099 R)
• M25: 19,481,682 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.7

Radius: 11.6

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.21 AU - 3.27 AU

Year: 2928 Days

Day: 14.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,458,278 km

• M1: 144,661 km (0.098 R)
• M2: 718,369 km (0.097 R)
• M3: 1,175,091 km (0.075 R)
• M4: 1,965,866 km (0.108 R)
• M5: 2,735,995 km (0.052 R)
• M6: 3,568,208 km (0.09 R)
• M7: 4,004,436 km (0.082 R)
• M8: 4,476,267 km (0.069 R)
• M9: 4,893,795 km (0.094 R)
• M10: 5,507,296 km (0.091 R)
• M11: 7,208,523 km (0.04 R)
• M12: 8,555,203 km (0.108 R)
• M13: 10,100,100 km (0.108 R)
• M14: 10,475,740 km (0.102 R)
• M15: 11,375,422 km (0.11 R)
• M16: 12,711,780 km (0.086 R)
• M17: 13,194,532 km (0.04 R)
• M18: 15,102,653 km (0.103 R)
• M19: 16,767,079 km (0.06 R)
• M20: 17,401,524 km (0.095 R)
• M21: 17,833,413 km (0.03 R)
• M22: 18,383,334 km (0.088 R)

Asteroid Belt

Center: 3.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.5

Radius: 9.5

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.48 AU - 4.16 AU

Year: 4821 Days

Day: 8 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,458,278 km

• M1: 118,182 km (0.088 R)
• M2: 495,319 km (0.047 R)
• M3: 1,538,016 km (0.064 R)
• M4: 2,205,970 km (0.065 R)
• M5: 2,997,193 km (0.107 R)
• M6: 4,257,705 km (0.083 R)
• M7: 5,020,505 km (0.103 R)
• M8: 7,164,541 km (0.107 R)
• M9: 9,552,572 km (0.105 R)
• M10: 9,900,985 km (0.111 R)
• M11: 13,811,474 km (0.093 R)
• M12: 17,652,399 km (0.099 R)
• M13: 19,606,447 km (0.053 R)
• M14: 21,775,167 km (0.116 R)
• M15: 23,939,399 km (0.094 R)
• M16: 26,841,448 km (0.025 R)
• M17: 29,143,460 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 12.1

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.95 AU - 4.13 AU

Year: 5243 Days

Day: 13.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,458,278 km

• M1: 151,543 km (0.087 R)
• M2: 571,613 km (0.082 R)
• M3: 997,668 km (0.085 R)
• M4: 1,741,469 km (0.076 R)
• M5: 2,148,824 km (0.059 R)
• M6: 3,540,832 km (0.1 R)
• M7: 6,829,442 km (0.113 R)
• M8: 9,717,130 km (0.072 R)
• M9: 12,579,685 km (0.078 R)
• M10: 16,849,807 km (0.081 R)
• M11: 17,707,002 km (0.091 R)
• M12: 21,571,115 km (0.095 R)
• M13: 26,942,427 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.4

Radius: 10.4

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.19 AU - 5.95 AU

Year: 8488 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,458,278 km

• M1: 129,402 km (0.084 R)
• M2: 646,861 km (0.095 R)
• M3: 1,570,927 km (0.042 R)
• M4: 2,221,678 km (0.034 R)
• M5: 5,226,052 km (0.071 R)
• M6: 6,256,333 km (0.091 R)
• M7: 7,003,873 km (0.092 R)
• M8: 8,444,351 km (0.098 R)
• M9: 9,605,679 km (0.054 R)
• M10: 10,600,206 km (0.053 R)
• M11: 11,901,857 km (0.104 R)
• M12: 12,491,123 km (0.088 R)
• M13: 18,637,950 km (0.044 R)
• M14: 19,567,701 km (0.063 R)
• M15: 21,375,741 km (0.112 R)
• M16: 22,542,454 km (0.083 R)
• M17: 25,402,018 km (0.094 R)
• M18: 27,296,824 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62

Radius: 11.8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.68 AU - 6.78 AU

Year: 8856 Days

Day: 13.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,458,278 km

• M1: 422,464 km (0.095 R)
• M2: 861,235 km (0.093 R)
• M3: 1,627,326 km (0.026 R)
• M4: 3,231,613 km (0.098 R)
• M5: 3,737,852 km (0.11 R)
• M6: 4,466,244 km (0.117 R)
• M7: 5,888,172 km (0.078 R)
• M8: 6,534,435 km (0.099 R)
• M9: 7,079,270 km (0.077 R)
• M10: 10,772,243 km (0.029 R)
• M11: 12,245,334 km (0.106 R)
• M12: 12,764,887 km (0.093 R)
• M13: 14,943,481 km (0.054 R)
• M14: 16,095,385 km (0.067 R)
• M15: 18,294,174 km (0.068 R)
• M16: 19,670,325 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 10.3

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.28 AU - 6.5 AU

Year: 9230 Days

Day: 7.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,458,278 km

• M1: 128,056 km (0.062 R)
• M2: 501,901 km (0.044 R)
• M3: 1,377,796 km (0.114 R)
• M4: 2,354,222 km (0.083 R)
• M5: 3,140,807 km (0.119 R)
• M6: 4,496,912 km (0.058 R)
• M7: 7,741,540 km (0.063 R)
• M8: 8,360,875 km (0.114 R)
• M9: 9,057,403 km (0.094 R)
• M10: 10,271,390 km (0.051 R)
• M11: 11,224,927 km (0.084 R)
• M12: 12,018,543 km (0.063 R)
• M13: 14,810,488 km (0.117 R)
• M14: 15,700,147 km (0.057 R)
• M15: 23,712,908 km (0.1 R)
• M16: 25,463,502 km (0.074 R)
• M17: 27,676,055 km (0.069 R)
• M18: 29,122,217 km (0.076 R)
• M19: 34,416,636 km (0.097 R)
• M20: 35,190,057 km (0.113 R)
• M21: 35,749,553 km (0.1 R)
• M22: 36,314,883 km (0.064 R)
• M23: 38,518,011 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.5

Radius: 3

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 7.17 AU - 7.31 AU

Year: 12578 Days

Day: 20.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,458,278 km

• M1: 38,147 km (0.098 R)
• M2: 157,826 km (0.094 R)
• M3: 337,942 km (0.083 R)
• M4: 635,941 km (0.059 R)
• M5: 1,028,785 km (0.12 R)
• M6: 1,906,176 km (0.086 R)
• M7: 2,577,871 km (0.082 R)
• M8: 3,091,889 km (0.065 R)
• M9: 3,605,757 km (0.107 R)
• M10: 5,259,712 km (0.093 R)
• M11: 5,457,181 km (0.065 R)
• M12: 7,858,825 km (0.058 R)
• M13: 9,618,545 km (0.11 R)
• M14: 11,671,775 km (0.115 R)
• M15: 13,054,658 km (0.082 R)
• M16: 13,364,625 km (0.095 R)
• M17: 15,557,281 km (0.072 R)
• M18: 15,672,771 km (0.103 R)
• M19: 15,847,202 km (0.099 R)
• M20: 16,678,068 km (0.068 R)
• M21: 18,297,465 km (0.109 R)
• M22: 19,012,992 km (0.074 R)
• M23: 20,361,467 km (0.117 R)
• M24: 23,702,287 km (0.083 R)
• M25: 24,865,859 km (0.098 R)
• M26: 25,904,816 km (0.108 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: 288 - 13,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit