🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.5

Radius: 11.8

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.29 AU - 1.39 AU

Year: 1034 Days

Day: 12.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,397,210 km

• M1: 146,756 km (0.067 R)
• M2: 584,628 km (0.071 R)
• M3: 1,413,401 km (0.103 R)
• M4: 2,328,640 km (0.054 R)
• M5: 2,812,889 km (0.09 R)
• M6: 3,823,572 km (0.105 R)
• M7: 5,238,768 km (0.108 R)
• M8: 6,551,040 km (0.109 R)
• M9: 7,346,751 km (0.037 R)
• M10: 7,991,518 km (0.089 R)
• M11: 8,589,760 km (0.099 R)
• M12: 11,219,990 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.6

Radius: 9

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.09 AU - 1.77 AU

Year: 1140 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,397,210 km

• M1: 112,049 km (0.093 R)
• M2: 594,053 km (0.091 R)
• M3: 1,004,550 km (0.108 R)
• M4: 1,550,582 km (0.048 R)
• M5: 1,915,302 km (0.109 R)
• M6: 2,231,103 km (0.12 R)
• M7: 2,524,614 km (0.102 R)
• M8: 2,819,471 km (0.081 R)
• M9: 3,298,633 km (0.099 R)
• M10: 4,190,236 km (0.118 R)
• M11: 4,606,118 km (0.102 R)
• M12: 5,385,823 km (0.081 R)
• M13: 5,980,025 km (0.117 R)
• M14: 6,272,040 km (0.113 R)
• M15: 7,803,923 km (0.064 R)
• M16: 8,460,657 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.1

Radius: 11.6

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.2 AU - 1.68 AU

Year: 1152 Days

Day: 11.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,397,210 km

• M1: 146,008 km (0.059 R)
• M2: 655,538 km (0.074 R)
• M3: 1,040,902 km (0.077 R)
• M4: 1,510,789 km (0.042 R)
• M5: 1,879,248 km (0.078 R)
• M6: 2,429,021 km (0.069 R)
• M7: 3,070,945 km (0.118 R)
• M8: 3,962,399 km (0.098 R)
• M9: 4,452,033 km (0.113 R)
• M10: 4,908,755 km (0.086 R)
• M11: 5,593,016 km (0.051 R)
• M12: 6,125,883 km (0.115 R)
• M13: 6,827,946 km (0.117 R)
• M14: 7,269,858 km (0.119 R)
• M15: 7,656,718 km (0.087 R)
• M16: 8,657,678 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.7

Radius: 8.1

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.64 AU - 2.02 AU

Year: 1651 Days

Day: 9.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,397,210 km

• M1: 100,829 km (0.119 R)
• M2: 413,040 km (0.08 R)
• M3: 792,570 km (0.066 R)
• M4: 1,452,147 km (0.08 R)
• M5: 1,888,224 km (0.105 R)
• M6: 3,116,722 km (0.032 R)
• M7: 3,392,132 km (0.074 R)
• M8: 4,661,619 km (0.096 R)
• M9: 5,802,752 km (0.115 R)
• M10: 6,096,263 km (0.084 R)
• M11: 6,874,022 km (0.08 R)
• M12: 7,485,279 km (0.093 R)
• M13: 8,101,921 km (0.103 R)
• M14: 9,537,163 km (0.119 R)
• M15: 12,575,197 km (0.081 R)
• M16: 13,109,710 km (0.092 R)
• M17: 15,680,998 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.8

Radius: 12.2

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.89 AU - 2.39 AU

Year: 2088 Days

Day: 11.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,397,210 km

• M1: 151,692 km (0.112 R)
• M2: 577,149 km (0.12 R)
• M3: 1,155,195 km (0.089 R)
• M4: 1,649,466 km (0.057 R)
• M5: 2,855,973 km (0.079 R)
• M6: 3,422,799 km (0.115 R)
• M7: 3,882,962 km (0.096 R)
• M8: 4,364,967 km (0.057 R)
• M9: 5,098,595 km (0.079 R)
• M10: 6,401,442 km (0.09 R)
• M11: 8,002,289 km (0.102 R)
• M12: 8,601,429 km (0.077 R)
• M13: 9,688,407 km (0.113 R)
• M14: 10,196,142 km (0.073 R)
• M15: 10,973,004 km (0.106 R)
• M16: 11,788,911 km (0.082 R)
• M17: 12,172,928 km (0.087 R)
• M18: 13,920,531 km (0.083 R)
• M19: 14,393,410 km (0.053 R)
• M20: 15,100,110 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.1

Radius: 10.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.76 AU - 4.52 AU

Year: 5617 Days

Day: 11.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,397,210 km

• M1: 134,937 km (0.104 R)
• M2: 908,807 km (0.067 R)
• M3: 1,248,693 km (0.094 R)
• M4: 1,710,801 km (0.111 R)
• M5: 2,103,346 km (0.098 R)
• M6: 2,950,818 km (0.102 R)
• M7: 3,521,085 km (0.086 R)
• M8: 4,642,172 km (0.115 R)
• M9: 6,872,077 km (0.1 R)
• M10: 10,377,455 km (0.079 R)
• M11: 10,791,542 km (0.113 R)
• M12: 14,258,323 km (0.082 R)
• M13: 14,874,516 km (0.12 R)
• M14: 19,197,895 km (0.048 R)
• M15: 19,633,973 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.5

Radius: 3.5

Gravity: 79.96 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.23 AU - 8.39 AU

Year: 11851 Days

Day: 20.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,397,210 km

• M1: 48,021 km (0.097 R)
• M2: 188,942 km (0.092 R)
• M3: 305,180 km (0.108 R)
• M4: 512,672 km (0.098 R)
• M5: 661,073 km (0.117 R)
• M6: 817,852 km (0.056 R)
• M7: 976,425 km (0.102 R)
• M8: 1,155,494 km (0.108 R)
• M9: 1,502,112 km (0.088 R)
• M10: 2,042,310 km (0.107 R)
• M11: 2,176,051 km (0.069 R)
• M12: 2,418,698 km (0.103 R)
• M13: 2,957,999 km (0.118 R)
• M14: 3,655,873 km (0.068 R)
• M15: 4,057,992 km (0.088 R)
• M16: 5,121,334 km (0.084 R)
• M17: 8,059,735 km (0.066 R)
• M18: 9,879,892 km (0.079 R)
• M19: 12,581,331 km (0.041 R)
• M20: 14,585,792 km (0.072 R)
• M21: 15,885,050 km (0.081 R)
• M22: 16,716,066 km (0.05 R)
• M23: 20,505,979 km (0.104 R)
• M24: 35,225,362 km (0.037 R)
• M25: 36,634,125 km (0.117 R)
• M26: 45,582,471 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 3.5

Gravity: 66.02 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.67 AU - 8.55 AU

Year: 13999 Days

Day: 24.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,397,210 km

• M1: 43,683 km (0.072 R)
• M2: 158,574 km (0.087 R)
• M3: 317,895 km (0.109 R)
• M4: 484,996 km (0.111 R)
• M5: 597,344 km (0.09 R)
• M6: 886,966 km (0.114 R)
• M7: 2,926,134 km (0.08 R)
• M8: 3,948,037 km (0.04 R)
• M9: 4,474,173 km (0.083 R)
• M10: 4,804,635 km (0.08 R)
• M11: 4,975,924 km (0.041 R)
• M12: 5,258,365 km (0.059 R)
• M13: 5,477,077 km (0.058 R)
• M14: 9,636,496 km (0.067 R)
• M15: 10,412,461 km (0.044 R)
• M16: 11,169,426 km (0.091 R)
• M17: 11,409,530 km (0.115 R)
• M18: 11,776,195 km (0.059 R)
• M19: 14,494,388 km (0.076 R)
• M20: 17,202,259 km (0.109 R)
• M21: 17,765,196 km (0.069 R)
• M22: 17,928,258 km (0.096 R)
• M23: 19,788,657 km (0.083 R)
• M24: 23,103,895 km (0.11 R)
• M25: 31,756,187 km (0.03 R)
• M26: 33,215,963 km (0.116 R)
• M27: 36,007,160 km (0.088 R)
• M28: 36,662,549 km (0.096 R)
• M29: 37,459,606 km (0.061 R)
• M30: 41,046,963 km (0.106 R)
• M31: 53,169,477 km (0.065 R)
• M32: 55,397,139 km (0.114 R)
• M33: 56,094,863 km (0.09 R)
• M34: 56,975,247 km (0.093 R)
• M35: 57,152,371 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 15,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit