🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 14.9

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.48 AU - 0.7 AU

Year: 319 Days

Day: 6.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 58,474,466 km

• M1: 185,352 km (0.072 R)
• M2: 853,456 km (0.05 R)
• M3: 1,742,666 km (0.045 R)
• M4: 2,208,364 km (0.106 R)
• M5: 2,837,872 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.2

Radius: 8.5

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.71 AU - 0.87 AU

Year: 494 Days

Day: 7.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,474,466 km

• M1: 105,766 km (0.115 R)
• M2: 407,205 km (0.113 R)
• M3: 672,742 km (0.117 R)
• M4: 1,205,908 km (0.115 R)
• M5: 1,712,297 km (0.115 R)
• M6: 1,998,478 km (0.068 R)
• M7: 2,597,617 km (0.059 R)
• M8: 3,011,704 km (0.113 R)
• M9: 3,878,325 km (0.109 R)
• M10: 4,291,065 km (0.087 R)
• M11: 4,824,831 km (0.099 R)
• M12: 5,587,331 km (0.062 R)
• M13: 5,864,536 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.1

Radius: 10.9

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.43 AU - 4.07 AU

Year: 5105 Days

Day: 8.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,474,466 km

• M1: 135,536 km (0.1 R)
• M2: 474,524 km (0.11 R)
• M3: 856,149 km (0.072 R)
• M4: 1,473,689 km (0.04 R)
• M5: 1,966,464 km (0.115 R)
• M6: 2,386,385 km (0.087 R)
• M7: 2,775,788 km (0.09 R)
• M8: 3,492,512 km (0.106 R)
• M9: 3,838,681 km (0.089 R)
• M10: 4,626,464 km (0.084 R)
• M11: 5,930,209 km (0.118 R)
• M12: 6,394,112 km (0.066 R)
• M13: 8,343,372 km (0.097 R)
• M14: 9,453,987 km (0.107 R)
• M15: 10,615,764 km (0.107 R)
• M16: 11,254,397 km (0.107 R)
• M17: 11,678,358 km (0.101 R)
• M18: 13,117,639 km (0.054 R)
• M19: 13,482,059 km (0.083 R)
• M20: 13,906,917 km (0.098 R)
• M21: 17,445,954 km (0.108 R)
• M22: 18,400,388 km (0.036 R)
• M23: 20,274,551 km (0.115 R)
• M24: 23,778,282 km (0.104 R)
• M25: 30,029,977 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.2

Radius: 9.8

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.2 AU - 5.04 AU

Year: 5878 Days

Day: 6.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,474,466 km

• M1: 121,922 km (0.058 R)
• M2: 524,191 km (0.054 R)
• M3: 1,258,417 km (0.105 R)
• M4: 2,294,831 km (0.051 R)
• M5: 3,340,221 km (0.096 R)
• M6: 4,019,545 km (0.081 R)
• M7: 4,539,697 km (0.075 R)
• M8: 8,201,404 km (0.088 R)
• M9: 9,979,674 km (0.103 R)
• M10: 13,136,488 km (0.058 R)
• M11: 15,681,447 km (0.082 R)
• M12: 20,349,649 km (0.083 R)
• M13: 21,029,721 km (0.09 R)
• M14: 28,780,985 km (0.086 R)
• M15: 29,159,767 km (0.105 R)
• M16: 29,637,881 km (0.092 R)
• M17: 30,413,696 km (0.057 R)
• M18: 32,617,123 km (0.116 R)
• M19: 33,444,100 km (0.105 R)
• M20: 35,032,381 km (0.064 R)
• M21: 37,115,531 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.2

Radius: 3.9

Gravity: 56.62 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.24 AU - 6.26 AU

Year: 10983 Days

Day: 24 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,474,466 km

• M1: 89,908 km (0.115 R)
• M2: 328,517 km (0.103 R)
• M3: 456,423 km (0.103 R)
• M4: 887,714 km (0.094 R)
• M5: 1,205,310 km (0.088 R)
• M6: 2,658,653 km (0.105 R)
• M7: 2,790,599 km (0.104 R)
• M8: 3,188,379 km (0.066 R)
• M9: 4,095,990 km (0.099 R)
• M10: 4,362,424 km (0.073 R)
• M11: 4,640,376 km (0.104 R)
• M12: 5,062,392 km (0.07 R)
• M13: 6,248,404 km (0.073 R)
• M14: 6,967,670 km (0.043 R)
• M15: 12,909,698 km (0.063 R)
• M16: 13,676,088 km (0.111 R)
• M17: 13,806,687 km (0.113 R)
• M18: 17,349,314 km (0.066 R)
• M19: 18,679,688 km (0.115 R)
• M20: 28,114,526 km (0.086 R)
• M21: 29,181,608 km (0.04 R)
• M22: 29,398,226 km (0.12 R)
• M23: 34,198,223 km (0.11 R)
• M24: 39,363,089 km (0.096 R)
• M25: 44,736,046 km (0.106 R)
• M26: 53,761,136 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599

Radius: 7.4

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.42 AU - 7.56 AU

Year: 14409 Days

Day: 22.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,474,466 km

• M1: 92,003 km (0.102 R)
• M2: 399,576 km (0.109 R)
• M3: 840,142 km (0.073 R)
• M4: 1,279,959 km (0.067 R)
• M5: 1,515,875 km (0.056 R)
• M6: 1,814,473 km (0.117 R)
• M7: 2,228,559 km (0.083 R)
• M8: 2,954,408 km (0.066 R)
• M9: 3,800,534 km (0.04 R)
• M10: 4,174,977 km (0.05 R)
• M11: 6,038,069 km (0.098 R)
• M12: 8,301,036 km (0.096 R)
• M13: 9,234,228 km (0.039 R)
• M14: 10,622,047 km (0.111 R)
• M15: 11,601,315 km (0.097 R)
• M16: 13,278,606 km (0.107 R)
• M17: 16,273,705 km (0.11 R)
• M18: 17,106,666 km (0.074 R)
• M19: 18,368,524 km (0.087 R)
• M20: 19,354,673 km (0.091 R)
• M21: 24,038,882 km (0.119 R)
• M22: 24,525,673 km (0.109 R)
• M23: 25,619,533 km (0.088 R)
• M24: 29,760,252 km (0.118 R)
• M25: 32,047,305 km (0.118 R)
• M26: 37,226,533 km (0.095 R)
• M27: 38,936,137 km (0.071 R)
• M28: 42,087,865 km (0.109 R)
• M29: 45,702,149 km (0.075 R)
• M30: 46,599,288 km (0.05 R)
• M31: 49,675,020 km (0.07 R)
• M32: 50,782,643 km (0.104 R)
• M33: 51,262,403 km (0.106 R)
• M34: 52,068,586 km (0.116 R)
• M35: 53,211,514 km (0.116 R)
• M36: 54,705,398 km (0.102 R)
• M37: 55,041,096 km (0.056 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 18,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit