🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.2

Radius: 8.7

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.42 AU - 1.72 AU

Year: 1312 Days

Day: 9.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,627,332 km

• M1: 108,309 km (0.08 R)
• M2: 431,440 km (0.068 R)
• M3: 843,582 km (0.12 R)
• M4: 1,710,502 km (0.118 R)
• M5: 2,272,242 km (0.07 R)
• M6: 2,760,380 km (0.068 R)
• M7: 3,211,717 km (0.097 R)
• M8: 3,614,135 km (0.079 R)
• M9: 4,520,100 km (0.036 R)
• M10: 5,293,521 km (0.119 R)
• M11: 7,731,966 km (0.102 R)
• M12: 8,005,431 km (0.101 R)
• M13: 8,514,213 km (0.077 R)
• M14: 9,104,526 km (0.096 R)
• M15: 10,699,988 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94

Radius: 9.9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.46 AU - 1.76 AU

Year: 1362 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,627,332 km

• M1: 123,119 km (0.117 R)
• M2: 970,142 km (0.069 R)
• M3: 1,428,809 km (0.05 R)
• M4: 2,392,818 km (0.087 R)
• M5: 3,411,430 km (0.038 R)
• M6: 3,848,854 km (0.113 R)
• M7: 4,727,592 km (0.068 R)
• M8: 5,289,182 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.6

Radius: 14.7

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.96 AU - 4.18 AU

Year: 4498 Days

Day: 13.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,627,332 km

• M1: 182,809 km (0.09 R)
• M2: 726,896 km (0.075 R)
• M3: 1,336,358 km (0.066 R)
• M4: 1,875,509 km (0.048 R)
• M5: 2,893,821 km (0.06 R)
• M6: 3,449,278 km (0.091 R)
• M7: 3,988,130 km (0.036 R)
• M8: 5,080,792 km (0.083 R)
• M9: 6,068,737 km (0.081 R)
• M10: 7,855,833 km (0.116 R)
• M11: 8,389,299 km (0.087 R)
• M12: 10,178,340 km (0.074 R)
• M13: 11,474,905 km (0.063 R)
• M14: 15,802,771 km (0.104 R)
• M15: 18,329,479 km (0.076 R)
• M16: 19,463,431 km (0.026 R)
• M17: 24,395,822 km (0.052 R)
• M18: 25,304,779 km (0.108 R)
• M19: 26,472,390 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152

Radius: 9.3

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.6 AU - 3.84 AU

Year: 4785 Days

Day: 14.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,627,332 km

• M1: 116,537 km (0.1 R)
• M2: 582,385 km (0.057 R)
• M3: 952,340 km (0.037 R)
• M4: 1,441,076 km (0.033 R)
• M5: 1,733,540 km (0.073 R)
• M6: 2,320,263 km (0.083 R)
• M7: 3,296,539 km (0.101 R)
• M8: 3,925,149 km (0.1 R)
• M9: 4,546,578 km (0.099 R)
• M10: 7,766,224 km (0.12 R)
• M11: 8,877,287 km (0.101 R)
• M12: 12,175,322 km (0.095 R)
• M13: 12,972,529 km (0.03 R)
• M14: 13,759,563 km (0.098 R)
• M15: 14,074,018 km (0.109 R)
• M16: 16,311,703 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.8

Radius: 10

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.59 AU - 5.19 AU

Year: 6134 Days

Day: 8.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,627,332 km

• M1: 124,615 km (0.077 R)
• M2: 464,950 km (0.078 R)
• M3: 1,509,742 km (0.104 R)
• M4: 1,953,599 km (0.05 R)
• M5: 3,209,772 km (0.116 R)
• M6: 4,022,687 km (0.098 R)
• M7: 4,637,235 km (0.03 R)
• M8: 5,925,272 km (0.044 R)
• M9: 6,618,060 km (0.112 R)
• M10: 6,931,169 km (0.094 R)
• M11: 8,125,408 km (0.076 R)
• M12: 9,107,369 km (0.112 R)
• M13: 10,304,601 km (0.047 R)
• M14: 11,110,484 km (0.107 R)
• M15: 12,476,014 km (0.108 R)
• M16: 17,969,995 km (0.114 R)
• M17: 19,206,571 km (0.098 R)
• M18: 20,942,505 km (0.057 R)
• M19: 24,310,252 km (0.03 R)
• M20: 24,974,317 km (0.115 R)
• M21: 30,633,754 km (0.119 R)
• M22: 31,310,984 km (0.096 R)
• M23: 32,097,270 km (0.108 R)
• M24: 35,162,980 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.7

Radius: 3.8

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.22 AU - 9.54 AU

Year: 14751 Days

Day: 18.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,627,332 km

• M1: 47,273 km (0.119 R)
• M2: 167,550 km (0.085 R)
• M3: 651,200 km (0.11 R)
• M4: 972,237 km (0.097 R)
• M5: 1,332,468 km (0.076 R)
• M6: 2,148,375 km (0.03 R)
• M7: 5,634,155 km (0.074 R)
• M8: 6,200,832 km (0.096 R)
• M9: 8,850,060 km (0.082 R)
• M10: 9,269,234 km (0.066 R)
• M11: 9,657,590 km (0.081 R)
• M12: 9,833,666 km (0.085 R)
• M13: 10,146,924 km (0.103 R)
• M14: 10,605,891 km (0.027 R)
• M15: 11,864,009 km (0.12 R)
• M16: 18,971,703 km (0.098 R)
• M17: 25,856,047 km (0.06 R)
• M18: 26,883,785 km (0.042 R)
• M19: 29,387,006 km (0.06 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: 341 - 19,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit