🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.8

Radius: 9.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.44 AU - 0.7 AU

Year: 292 Days

Day: 14.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,659,839 km

• M1: 120,576 km (0.101 R)
• M2: 477,666 km (0.113 R)
• M3: 988,393 km (0.101 R)
• M4: 1,320,351 km (0.114 R)
• M5: 1,866,682 km (0.057 R)
• M6: 2,248,157 km (0.081 R)
• M7: 2,574,131 km (0.106 R)
• M8: 3,274,398 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.9

Radius: 10.3

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.55 AU - 0.71 AU

Year: 339 Days

Day: 14.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,659,839 km

• M1: 128,205 km (0.076 R)
• M2: 495,917 km (0.076 R)
• M3: 844,330 km (0.081 R)
• M4: 1,172,997 km (0.105 R)
• M5: 1,910,066 km (0.104 R)
• M6: 2,355,119 km (0.025 R)
• M7: 2,995,099 km (0.087 R)
• M8: 3,339,174 km (0.087 R)
• M9: 3,759,694 km (0.113 R)
• M10: 4,577,396 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 9

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.56 AU - 0.9 AU

Year: 423 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,659,839 km

• M1: 111,899 km (0.084 R)
• M2: 409,898 km (0.029 R)
• M3: 811,120 km (0.06 R)
• M4: 1,147,565 km (0.087 R)
• M5: 1,516,025 km (0.044 R)
• M6: 1,820,008 km (0.075 R)
• M7: 2,147,777 km (0.081 R)
• M8: 2,553,785 km (0.03 R)
• M9: 3,010,508 km (0.108 R)
• M10: 3,940,857 km (0.063 R)
• M11: 4,225,242 km (0.079 R)
• M12: 4,537,902 km (0.11 R)
• M13: 5,020,355 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952

Radius: 9.2

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.07 AU - 1.09 AU

Year: 761 Days

Day: 5.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,659,839 km

• M1: 114,442 km (0.062 R)
• M2: 576,101 km (0.112 R)
• M3: 885,171 km (0.051 R)
• M4: 1,210,995 km (0.071 R)
• M5: 1,576,313 km (0.087 R)
• M6: 1,938,190 km (0.1 R)
• M7: 2,322,657 km (0.093 R)
• M8: 2,806,755 km (0.06 R)
• M9: 3,246,723 km (0.116 R)
• M10: 3,570,004 km (0.12 R)
• M11: 5,781,659 km (0.093 R)
• M12: 6,152,811 km (0.081 R)
• M13: 6,762,123 km (0.102 R)
• M14: 7,151,227 km (0.101 R)
• M15: 7,924,349 km (0.089 R)
• M16: 9,132,052 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.8

Radius: 14.3

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.51 AU - 2.49 AU

Year: 1918 Days

Day: 14.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,659,839 km

• M1: 177,872 km (0.064 R)
• M2: 640,428 km (0.116 R)
• M3: 1,129,763 km (0.092 R)
• M4: 1,725,163 km (0.081 R)
• M5: 2,382,496 km (0.06 R)
• M6: 2,961,140 km (0.107 R)
• M7: 3,490,866 km (0.093 R)
• M8: 4,314,403 km (0.104 R)
• M9: 4,959,319 km (0.082 R)
• M10: 6,636,461 km (0.046 R)
• M11: 7,263,425 km (0.103 R)
• M12: 9,171,397 km (0.098 R)
• M13: 9,982,816 km (0.083 R)
• M14: 10,605,741 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.3

Radius: 8.4

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.14 AU - 2.4 AU

Year: 2320 Days

Day: 7.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,659,839 km

• M1: 104,419 km (0.114 R)
• M2: 493,972 km (0.074 R)
• M3: 976,425 km (0.11 R)
• M4: 1,313,469 km (0.086 R)
• M5: 1,674,000 km (0.071 R)
• M6: 2,789,402 km (0.109 R)
• M7: 3,321,671 km (0.098 R)
• M8: 5,546,341 km (0.058 R)
• M9: 6,150,417 km (0.027 R)
• M10: 6,631,823 km (0.09 R)
• M11: 6,966,474 km (0.089 R)
• M12: 7,312,344 km (0.075 R)
• M13: 7,914,475 km (0.086 R)
• M14: 9,114,849 km (0.069 R)
• M15: 11,670,429 km (0.04 R)
• M16: 12,241,893 km (0.089 R)
• M17: 12,960,561 km (0.103 R)
• M18: 13,352,358 km (0.107 R)
• M19: 14,389,520 km (0.107 R)
• M20: 15,189,869 km (0.099 R)
• M21: 16,119,171 km (0.108 R)
• M22: 16,982,350 km (0.032 R)
• M23: 17,399,130 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.8

Radius: 8.9

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.38 AU - 2.84 AU

Year: 2860 Days

Day: 10.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,659,839 km

• M1: 121,922 km (0.092 R)
• M2: 457,919 km (0.071 R)
• M3: 737,966 km (0.068 R)
• M4: 2,167,673 km (0.056 R)
• M5: 3,105,053 km (0.115 R)
• M6: 3,495,953 km (0.083 R)
• M7: 4,846,223 km (0.066 R)
• M8: 8,300,438 km (0.059 R)
• M9: 10,624,740 km (0.065 R)
• M10: 11,390,681 km (0.085 R)
• M11: 11,808,508 km (0.057 R)
• M12: 13,077,995 km (0.113 R)
• M13: 13,722,463 km (0.094 R)
• M14: 15,174,460 km (0.115 R)
• M15: 15,578,374 km (0.108 R)
• M16: 17,430,546 km (0.117 R)
• M17: 18,381,090 km (0.1 R)
• M18: 19,662,097 km (0.114 R)
• M19: 20,568,959 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769

Radius: 9.4

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.21 AU - 3.25 AU

Year: 3059 Days

Day: 7.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,659,839 km

• M1: 116,836 km (0.093 R)
• M2: 706,401 km (0.069 R)
• M3: 1,220,120 km (0.07 R)
• M4: 1,645,128 km (0.118 R)
• M5: 2,140,147 km (0.025 R)
• M6: 2,652,370 km (0.078 R)
• M7: 3,860,672 km (0.113 R)
• M8: 4,218,660 km (0.09 R)
• M9: 4,529,973 km (0.044 R)
• M10: 5,274,821 km (0.09 R)
• M11: 6,674,758 km (0.118 R)
• M12: 8,762,994 km (0.103 R)
• M13: 9,534,171 km (0.078 R)
• M14: 10,112,068 km (0.105 R)
• M15: 10,510,298 km (0.099 R)
• M16: 11,423,144 km (0.069 R)
• M17: 16,248,872 km (0.098 R)
• M18: 19,227,216 km (0.085 R)
• M19: 20,212,318 km (0.049 R)
• M20: 20,908,846 km (0.047 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.8

Radius: 12.7

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.42 AU - 3.56 AU

Year: 3507 Days

Day: 9.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,659,839 km

• M1: 157,975 km (0.116 R)
• M2: 861,235 km (0.032 R)
• M3: 2,385,488 km (0.12 R)
• M4: 3,110,738 km (0.1 R)
• M5: 3,958,060 km (0.057 R)
• M6: 4,425,404 km (0.071 R)
• M7: 6,304,204 km (0.063 R)
• M8: 6,884,644 km (0.093 R)
• M9: 9,129,210 km (0.104 R)
• M10: 13,542,796 km (0.1 R)
• M11: 16,913,236 km (0.054 R)
• M12: 18,969,758 km (0.098 R)
• M13: 21,187,995 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561

Radius: 6.8

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.2 AU - 7.58 AU

Year: 10956 Days

Day: 19.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,659,839 km

• M1: 85,121 km (0.082 R)
• M2: 437,275 km (0.061 R)
• M3: 959,970 km (0.109 R)
• M4: 1,244,953 km (0.071 R)
• M5: 1,672,953 km (0.067 R)
• M6: 2,474,947 km (0.06 R)
• M7: 2,820,668 km (0.071 R)
• M8: 3,106,549 km (0.062 R)
• M9: 3,484,882 km (0.056 R)
• M10: 4,137,279 km (0.101 R)
• M11: 5,215,580 km (0.118 R)
• M12: 5,512,083 km (0.065 R)
• M13: 6,067,241 km (0.101 R)
• M14: 7,451,769 km (0.114 R)
• M15: 8,043,130 km (0.037 R)
• M16: 8,394,834 km (0.105 R)
• M17: 9,756,474 km (0.111 R)
• M18: 10,156,648 km (0.119 R)
• M19: 11,811,500 km (0.039 R)
• M20: 12,037,393 km (0.04 R)
• M21: 15,645,544 km (0.067 R)
• M22: 17,547,681 km (0.11 R)
• M23: 19,756,643 km (0.102 R)
• M24: 20,235,805 km (0.113 R)
• M25: 20,886,705 km (0.065 R)
• M26: 25,181,211 km (0.119 R)
• M27: 27,091,277 km (0.094 R)
• M28: 28,585,760 km (0.093 R)
• M29: 29,716,121 km (0.076 R)
• M30: 30,662,926 km (0.094 R)
• M31: 34,998,721 km (0.06 R)
• M32: 36,054,284 km (0.082 R)
• M33: 40,489,262 km (0.101 R)
• M34: 43,774,431 km (0.116 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: 495 - 11,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit