🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.5

Radius: 8.1

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.51 AU - 0.77 AU

Year: 360 Days

Day: 13.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,306,359 km

• M1: 100,679 km (0.119 R)
• M2: 409,749 km (0.077 R)
• M3: 663,766 km (0.083 R)
• M4: 1,425,369 km (0.099 R)
• M5: 2,005,060 km (0.041 R)
• M6: 2,419,596 km (0.116 R)
• M7: 2,695,006 km (0.117 R)
• M8: 3,265,871 km (0.098 R)
• M9: 3,626,701 km (0.041 R)
• M10: 4,014,160 km (0.091 R)
• M11: 4,322,630 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.2

Radius: 10.2

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.63 AU - 0.71 AU

Year: 385 Days

Day: 8.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 175.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,306,359 km

• M1: 126,859 km (0.057 R)
• M2: 481,855 km (0.086 R)
• M3: 859,141 km (0.113 R)
• M4: 1,324,988 km (0.104 R)
• M5: 1,875,658 km (0.105 R)
• M6: 2,335,672 km (0.063 R)
• M7: 2,703,682 km (0.1 R)
• M8: 3,021,428 km (0.042 R)
• M9: 3,388,093 km (0.104 R)
• M10: 3,888,348 km (0.106 R)
• M11: 4,656,234 km (0.088 R)
• M12: 5,116,098 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.5

Radius: 10.8

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.61 AU - 0.85 AU

Year: 438 Days

Day: 9.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,306,359 km

• M1: 134,339 km (0.108 R)
• M2: 579,542 km (0.106 R)
• M3: 1,044,343 km (0.052 R)
• M4: 1,451,997 km (0.037 R)
• M5: 1,862,045 km (0.088 R)
• M6: 2,349,435 km (0.091 R)
• M7: 2,986,273 km (0.077 R)
• M8: 3,558,185 km (0.037 R)
• M9: 4,105,414 km (0.067 R)
• M10: 4,457,119 km (0.114 R)
• M11: 5,602,141 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.5

Radius: 9.7

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.25 AU - 1.73 AU

Year: 1278 Days

Day: 10.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,306,359 km

• M1: 120,725 km (0.112 R)
• M2: 424,260 km (0.106 R)
• M3: 1,099,694 km (0.061 R)
• M4: 1,532,331 km (0.12 R)
• M5: 1,834,668 km (0.12 R)
• M6: 2,304,705 km (0.099 R)
• M7: 2,785,662 km (0.075 R)
• M8: 4,395,634 km (0.115 R)
• M9: 4,895,142 km (0.099 R)
• M10: 5,241,909 km (0.067 R)
• M11: 6,672,813 km (0.093 R)
• M12: 7,412,425 km (0.037 R)
• M13: 8,550,117 km (0.079 R)
• M14: 9,268,037 km (0.085 R)
• M15: 9,578,752 km (0.091 R)
• M16: 10,419,492 km (0.073 R)
• M17: 11,627,943 km (0.116 R)
• M18: 12,247,428 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.7

Radius: 3.2

Gravity: 85.52 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.57 AU - 5.97 AU

Year: 9743 Days

Day: 21.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,306,359 km

• M1: 40,242 km (0.108 R)
• M2: 149,448 km (0.102 R)
• M3: 384,616 km (0.074 R)
• M4: 492,925 km (0.089 R)
• M5: 763,847 km (0.093 R)
• M6: 1,173,296 km (0.083 R)
• M7: 1,378,096 km (0.061 R)
• M8: 1,576,462 km (0.093 R)
• M9: 2,012,391 km (0.12 R)
• M10: 2,119,353 km (0.115 R)
• M11: 3,458,553 km (0.04 R)
• M12: 4,511,273 km (0.039 R)
• M13: 5,904,030 km (0.102 R)
• M14: 6,658,152 km (0.102 R)
• M15: 7,222,884 km (0.115 R)
• M16: 9,751,687 km (0.075 R)
• M17: 10,058,811 km (0.072 R)
• M18: 13,811,773 km (0.081 R)
• M19: 15,335,727 km (0.08 R)
• M20: 17,189,394 km (0.073 R)
• M21: 18,712,898 km (0.065 R)
• M22: 21,851,163 km (0.108 R)
• M23: 22,553,824 km (0.111 R)
• M24: 32,533,049 km (0.066 R)
• M25: 33,217,908 km (0.105 R)
• M26: 33,679,866 km (0.099 R)
• M27: 36,053,536 km (0.077 R)
• M28: 36,175,009 km (0.098 R)
• M29: 38,536,411 km (0.108 R)
• M30: 38,918,335 km (0.087 R)
• M31: 41,529,715 km (0.092 R)
• M32: 42,065,724 km (0.059 R)
• M33: 42,200,363 km (0.103 R)
• M34: 43,839,357 km (0.091 R)
• M35: 44,814,585 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.1

Radius: 8

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.48 AU - 7.92 AU

Year: 13580 Days

Day: 18.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,306,359 km

• M1: 99,483 km (0.062 R)
• M2: 437,424 km (0.092 R)
• M3: 759,508 km (0.071 R)
• M4: 1,840,951 km (0.092 R)
• M5: 2,092,725 km (0.117 R)
• M6: 5,272,427 km (0.115 R)
• M7: 7,391,930 km (0.046 R)
• M8: 8,035,051 km (0.064 R)
• M9: 8,516,906 km (0.11 R)
• M10: 9,485,253 km (0.113 R)
• M11: 10,985,121 km (0.092 R)
• M12: 12,509,075 km (0.116 R)
• M13: 13,156,385 km (0.118 R)
• M14: 15,524,968 km (0.091 R)
• M15: 21,360,332 km (0.088 R)
• M16: 28,729,822 km (0.099 R)
• M17: 32,797,538 km (0.043 R)
• M18: 34,778,663 km (0.053 R)
• M19: 48,209,260 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.3

Radius: 3.9

Gravity: 22.64 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.84 AU - 9.66 AU

Year: 15166 Days

Day: 20 Hours

Environment

Temp: -237 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,306,359 km

• M1: 48,470 km (0.117 R)
• M2: 211,382 km (0.116 R)
• M3: 475,123 km (0.105 R)
• M4: 636,389 km (0.086 R)
• M5: 778,657 km (0.106 R)
• M6: 921,672 km (0.093 R)
• M7: 1,128,267 km (0.104 R)
• M8: 1,261,559 km (0.062 R)
• M9: 1,392,008 km (0.106 R)
• M10: 1,560,306 km (0.086 R)
• M11: 1,989,203 km (0.045 R)
• M12: 2,221,828 km (0.108 R)
• M13: 2,573,682 km (0.095 R)
• M14: 2,872,130 km (0.051 R)
• M15: 3,029,806 km (0.104 R)
• M16: 5,004,498 km (0.072 R)
• M17: 5,400,782 km (0.069 R)
• M18: 7,115,174 km (0.025 R)
• M19: 7,787,766 km (0.087 R)
• M20: 8,547,723 km (0.05 R)
• M21: 10,796,030 km (0.09 R)
• M22: 11,796,091 km (0.045 R)
• M23: 13,161,621 km (0.103 R)
• M24: 17,960,421 km (0.087 R)
• M25: 19,121,600 km (0.08 R)
• M26: 20,249,568 km (0.088 R)
• M27: 20,414,125 km (0.043 R)
• M28: 20,997,557 km (0.052 R)
• M29: 22,460,624 km (0.049 R)
• M30: 26,560,204 km (0.115 R)
• M31: 26,856,558 km (0.085 R)
• M32: 28,993,563 km (0.105 R)
• M33: 31,022,110 km (0.097 R)
• M34: 36,442,789 km (0.117 R)
• M35: 38,928,956 km (0.075 R)
• M36: 46,487,239 km (0.081 R)
• M37: 49,556,239 km (0.081 R)
• M38: 50,306,323 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 13,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit