🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.4

Radius: 12.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.63 AU - 1.83 AU

Year: 1571 Days

Day: 9.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,435,714 km

• M1: 155,432 km (0.07 R)
• M2: 676,781 km (0.058 R)
• M3: 1,191,846 km (0.06 R)
• M4: 1,597,406 km (0.045 R)
• M5: 2,179,641 km (0.055 R)
• M6: 3,578,531 km (0.097 R)
• M7: 3,995,610 km (0.096 R)
• M8: 6,282,662 km (0.1 R)
• M9: 8,910,797 km (0.089 R)
• M10: 10,222,023 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.6

Radius: 11.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.07 AU - 2.39 AU

Year: 2299 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,435,714 km

• M1: 143,016 km (0.066 R)
• M2: 654,790 km (0.105 R)
• M3: 1,159,982 km (0.114 R)
• M4: 3,127,942 km (0.107 R)
• M5: 3,989,326 km (0.067 R)
• M6: 4,557,649 km (0.06 R)
• M7: 5,068,226 km (0.097 R)
• M8: 5,640,289 km (0.041 R)
• M9: 9,338,049 km (0.079 R)
• M10: 10,414,106 km (0.099 R)
• M11: 11,151,025 km (0.101 R)
• M12: 11,804,319 km (0.113 R)
• M13: 14,006,400 km (0.065 R)
• M14: 15,367,591 km (0.107 R)
• M15: 16,225,535 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.1

Radius: 14.7

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.72 AU - 3.94 AU

Year: 4194 Days

Day: 8.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,435,714 km

• M1: 187,596 km (0.102 R)
• M2: 964,607 km (0.095 R)
• M3: 1,548,338 km (0.109 R)
• M4: 2,083,001 km (0.118 R)
• M5: 3,087,401 km (0.077 R)
• M6: 3,652,282 km (0.051 R)
• M7: 5,162,473 km (0.042 R)
• M8: 5,696,537 km (0.096 R)
• M9: 6,408,922 km (0.106 R)
• M10: 8,731,130 km (0.053 R)
• M11: 9,832,170 km (0.12 R)
• M12: 11,315,284 km (0.106 R)
• M13: 13,314,659 km (0.047 R)
• M14: 16,013,554 km (0.086 R)
• M15: 17,211,235 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.4

Radius: 14.2

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.12 AU - 3.66 AU

Year: 4308 Days

Day: 13.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,435,714 km

• M1: 176,675 km (0.114 R)
• M2: 702,063 km (0.099 R)
• M3: 1,200,373 km (0.081 R)
• M4: 1,722,619 km (0.067 R)
• M5: 2,642,796 km (0.075 R)
• M6: 3,284,122 km (0.115 R)
• M7: 3,760,890 km (0.085 R)
• M8: 4,428,396 km (0.115 R)
• M9: 5,794,674 km (0.076 R)
• M10: 7,219,593 km (0.043 R)
• M11: 8,217,561 km (0.108 R)
• M12: 9,024,940 km (0.116 R)
• M13: 12,693,679 km (0.107 R)
• M14: 13,615,501 km (0.12 R)
• M15: 15,363,851 km (0.074 R)
• M16: 18,907,675 km (0.087 R)
• M17: 22,080,795 km (0.101 R)
• M18: 23,338,614 km (0.115 R)
• M19: 25,593,653 km (0.06 R)
• M20: 27,566,848 km (0.103 R)
• M21: 28,504,378 km (0.069 R)
• M22: 29,463,151 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.4

Radius: 7.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.94 AU - 6.36 AU

Year: 10527 Days

Day: 20.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,435,714 km

• M1: 96,191 km (0.097 R)
• M2: 448,794 km (0.078 R)
• M3: 755,918 km (0.109 R)
• M4: 1,497,475 km (0.079 R)
• M5: 1,841,101 km (0.037 R)
• M6: 2,285,706 km (0.099 R)
• M7: 3,218,748 km (0.093 R)
• M8: 3,960,304 km (0.119 R)
• M9: 4,488,385 km (0.091 R)
• M10: 4,783,242 km (0.108 R)
• M11: 7,819,032 km (0.075 R)
• M12: 8,772,419 km (0.102 R)
• M13: 9,320,097 km (0.082 R)
• M14: 9,580,547 km (0.045 R)
• M15: 12,354,241 km (0.097 R)
• M16: 12,881,274 km (0.065 R)
• M17: 14,785,655 km (0.096 R)
• M18: 15,021,421 km (0.093 R)
• M19: 15,561,021 km (0.11 R)
• M20: 17,650,754 km (0.075 R)
• M21: 18,184,070 km (0.08 R)
• M22: 19,004,315 km (0.093 R)
• M23: 19,423,638 km (0.085 R)
• M24: 20,644,955 km (0.094 R)
• M25: 27,439,541 km (0.072 R)
• M26: 31,725,968 km (0.081 R)
• M27: 32,118,663 km (0.04 R)
• M28: 32,514,349 km (0.074 R)
• M29: 32,813,395 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.8

Radius: 3.2

Gravity: 40.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.36 AU - 7 AU

Year: 11917 Days

Day: 15.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 45,435,714 km

• M1: 40,391 km (0.104 R)
• M2: 148,999 km (0.117 R)
• M3: 262,843 km (0.116 R)
• M4: 419,622 km (0.066 R)
• M5: 563,834 km (0.062 R)
• M6: 715,676 km (0.069 R)
• M7: 874,998 km (0.056 R)
• M8: 1,015,171 km (0.092 R)
• M9: 1,499,569 km (0.109 R)
• M10: 1,871,619 km (0.119 R)
• M11: 2,036,625 km (0.087 R)
• M12: 2,816,330 km (0.11 R)
• M13: 3,699,705 km (0.113 R)
• M14: 4,487,338 km (0.056 R)
• M15: 4,966,649 km (0.063 R)
• M16: 5,479,321 km (0.039 R)
• M17: 7,758,594 km (0.116 R)
• M18: 9,747,648 km (0.098 R)
• M19: 11,828,853 km (0.078 R)
• M20: 12,391,940 km (0.077 R)
• M21: 13,209,941 km (0.071 R)
• M22: 13,450,195 km (0.096 R)
• M23: 14,503,514 km (0.075 R)
• M24: 15,610,538 km (0.104 R)
• M25: 16,356,283 km (0.115 R)
• M26: 17,627,117 km (0.113 R)
• M27: 17,918,235 km (0.08 R)
• M28: 23,897,961 km (0.091 R)
• M29: 27,429,518 km (0.116 R)
• M30: 28,813,597 km (0.072 R)
• M31: 33,576,644 km (0.08 R)
• M32: 39,827,890 km (0.048 R)
• M33: 40,328,893 km (0.052 R)
• M34: 45,435,716 km (0.043 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 20,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit