🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.7

Radius: 11.4

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.41 AU - 0.61 AU

Year: 247 Days

Day: 5.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,923,942 km

• M1: 142,716 km (0.092 R)
• M2: 596,596 km (0.071 R)
• M3: 987,346 km (0.093 R)
• M4: 1,489,845 km (0.094 R)
• M5: 1,944,473 km (0.098 R)
• M6: 2,354,820 km (0.051 R)
• M7: 3,129,737 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.2

Radius: 10.7

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.83 AU - 1.21 AU

Year: 699 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,923,942 km

• M1: 133,441 km (0.09 R)
• M2: 482,154 km (0.099 R)
• M3: 1,036,264 km (0.118 R)
• M4: 1,416,243 km (0.068 R)
• M5: 2,300,965 km (0.082 R)
• M6: 2,724,776 km (0.049 R)
• M7: 3,060,922 km (0.034 R)
• M8: 3,561,776 km (0.085 R)
• M9: 4,025,529 km (0.087 R)
• M10: 4,367,360 km (0.063 R)
• M11: 5,381,783 km (0.106 R)
• M12: 5,875,905 km (0.081 R)
• M13: 6,400,096 km (0.12 R)
• M14: 6,933,413 km (0.109 R)
• M15: 7,824,268 km (0.076 R)
• M16: 8,235,812 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.5

Radius: 13.5

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.1 AU - 1.82 AU

Year: 1197 Days

Day: 8.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,923,942 km

• M1: 167,849 km (0.094 R)
• M2: 651,798 km (0.091 R)
• M3: 1,134,251 km (0.104 R)
• M4: 2,594,925 km (0.113 R)
• M5: 3,189,427 km (0.108 R)
• M6: 3,906,449 km (0.095 R)
• M7: 4,635,888 km (0.086 R)
• M8: 5,834,317 km (0.066 R)
• M9: 7,031,698 km (0.114 R)
• M10: 8,194,971 km (0.114 R)
• M11: 9,068,324 km (0.104 R)
• M12: 10,769,850 km (0.079 R)
• M13: 11,472,661 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416

Radius: 11.6

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.34 AU - 1.74 AU

Year: 1296 Days

Day: 13.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,923,942 km

• M1: 144,212 km (0.107 R)
• M2: 506,090 km (0.094 R)
• M3: 948,002 km (0.118 R)
• M4: 1,433,447 km (0.11 R)
• M5: 1,822,252 km (0.063 R)
• M6: 2,369,780 km (0.098 R)
• M7: 2,806,606 km (0.112 R)
• M8: 3,691,028 km (0.118 R)
• M9: 4,298,695 km (0.088 R)
• M10: 6,597,116 km (0.109 R)
• M11: 7,178,603 km (0.074 R)
• M12: 7,693,071 km (0.098 R)
• M13: 8,101,473 km (0.064 R)
• M14: 8,796,056 km (0.102 R)
• M15: 9,243,054 km (0.102 R)
• M16: 9,852,665 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.6

Radius: 8.6

Gravity: 12.96 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.82 AU - 1.96 AU

Year: 1762 Days

Day: 7.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 80.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,923,942 km

• M1: 109,356 km (0.111 R)
• M2: 478,564 km (0.055 R)
• M3: 849,866 km (0.09 R)
• M4: 1,123,330 km (0.077 R)
• M5: 1,401,582 km (0.086 R)
• M6: 1,790,687 km (0.111 R)
• M7: 2,250,850 km (0.105 R)
• M8: 2,773,245 km (0.059 R)
• M9: 4,040,339 km (0.105 R)
• M10: 4,435,278 km (0.084 R)
• M11: 5,395,696 km (0.104 R)
• M12: 6,357,311 km (0.093 R)
• M13: 6,729,062 km (0.064 R)
• M14: 7,003,424 km (0.12 R)
• M15: 7,429,030 km (0.099 R)
• M16: 8,680,865 km (0.116 R)
• M17: 9,509,937 km (0.103 R)
• M18: 10,138,996 km (0.074 R)
• M19: 11,832,892 km (0.114 R)
• M20: 12,314,598 km (0.088 R)
• M21: 13,620,138 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.4

Radius: 12.1

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.54 AU - 3.88 AU

Year: 4847 Days

Day: 7.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,923,942 km

• M1: 151,393 km (0.067 R)
• M2: 638,185 km (0.088 R)
• M3: 1,167,611 km (0.115 R)
• M4: 1,548,338 km (0.096 R)
• M5: 2,133,116 km (0.12 R)
• M6: 3,093,086 km (0.108 R)
• M7: 3,818,635 km (0.046 R)
• M8: 4,895,441 km (0.119 R)
• M9: 5,402,428 km (0.103 R)
• M10: 7,102,009 km (0.082 R)
• M11: 7,679,158 km (0.084 R)
• M12: 8,683,408 km (0.092 R)
• M13: 11,141,601 km (0.104 R)
• M14: 13,482,508 km (0.034 R)
• M15: 14,653,261 km (0.084 R)
• M16: 15,709,721 km (0.096 R)
• M17: 18,979,033 km (0.053 R)
• M18: 19,460,589 km (0.114 R)
• M19: 21,916,836 km (0.078 R)
• M20: 27,088,734 km (0.115 R)
• M21: 28,319,775 km (0.1 R)
• M22: 31,464,023 km (0.067 R)
• M23: 32,236,396 km (0.11 R)
• M24: 33,120,370 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205

Radius: 9.8

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.87 AU - 4.93 AU

Year: 6260 Days

Day: 5.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,923,942 km

• M1: 121,922 km (0.096 R)
• M2: 465,100 km (0.053 R)
• M3: 797,207 km (0.096 R)
• M4: 1,122,582 km (0.116 R)
• M5: 1,939,088 km (0.06 R)
• M6: 2,306,051 km (0.104 R)
• M7: 2,867,791 km (0.065 R)
• M8: 3,291,452 km (0.083 R)
• M9: 4,309,316 km (0.074 R)
• M10: 4,652,344 km (0.064 R)
• M11: 5,213,935 km (0.083 R)
• M12: 5,711,497 km (0.105 R)
• M13: 7,173,218 km (0.1 R)
• M14: 8,906,459 km (0.077 R)
• M15: 13,085,326 km (0.071 R)
• M16: 13,710,196 km (0.116 R)
• M17: 14,812,732 km (0.077 R)
• M18: 16,576,042 km (0.065 R)
• M19: 20,771,814 km (0.056 R)
• M20: 21,489,884 km (0.106 R)
• M21: 22,156,941 km (0.11 R)
• M22: 23,462,182 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.8

Radius: 3.3

Gravity: 74.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.24 AU - 7.72 AU

Year: 11188 Days

Day: 21.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 63,923,942 km

• M1: 49,218 km (0.104 R)
• M2: 268,678 km (0.047 R)
• M3: 583,282 km (0.042 R)
• M4: 863,180 km (0.112 R)
• M5: 1,714,092 km (0.07 R)
• M6: 2,001,769 km (0.107 R)
• M7: 2,223,473 km (0.114 R)
• M8: 2,586,547 km (0.03 R)
• M9: 3,856,484 km (0.089 R)
• M10: 4,199,661 km (0.113 R)
• M11: 5,888,172 km (0.109 R)
• M12: 6,860,858 km (0.052 R)
• M13: 7,580,274 km (0.103 R)
• M14: 7,712,369 km (0.105 R)
• M15: 8,163,556 km (0.109 R)
• M16: 8,348,758 km (0.069 R)
• M17: 9,019,555 km (0.073 R)
• M18: 9,829,178 km (0.053 R)
• M19: 10,091,723 km (0.098 R)
• M20: 10,467,213 km (0.041 R)
• M21: 11,246,170 km (0.066 R)
• M22: 12,003,284 km (0.085 R)
• M23: 13,106,718 km (0.102 R)
• M24: 13,297,007 km (0.053 R)
• M25: 14,276,125 km (0.086 R)
• M26: 14,817,519 km (0.113 R)
• M27: 15,372,528 km (0.12 R)
• M28: 15,941,149 km (0.097 R)
• M29: 18,435,544 km (0.11 R)
• M30: 20,151,282 km (0.104 R)
• M31: 20,320,028 km (0.12 R)
• M32: 20,918,121 km (0.075 R)
• M33: 22,239,070 km (0.118 R)
• M34: 25,240,901 km (0.082 R)
• M35: 37,602,472 km (0.108 R)
• M36: 38,893,053 km (0.058 R)
• M37: 41,154,524 km (0.053 R)
• M38: 41,699,060 km (0.108 R)
• M39: 42,386,462 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.7

Radius: 4.6

Gravity: 18.98 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.03 AU - 11.13 AU

Year: 20111 Days

Day: 19 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,923,942 km

• M1: 57,595 km (0.112 R)
• M2: 210,933 km (0.1 R)
• M3: 468,241 km (0.053 R)
• M4: 691,890 km (0.105 R)
• M5: 875,596 km (0.064 R)
• M6: 1,103,733 km (0.119 R)
• M7: 1,730,399 km (0.1 R)
• M8: 3,086,952 km (0.118 R)
• M9: 4,023,285 km (0.113 R)
• M10: 4,856,844 km (0.072 R)
• M11: 7,570,999 km (0.033 R)
• M12: 8,730,083 km (0.102 R)
• M13: 10,058,213 km (0.099 R)
• M14: 11,760,786 km (0.093 R)
• M15: 12,135,678 km (0.109 R)
• M16: 12,454,023 km (0.118 R)
• M17: 15,500,434 km (0.033 R)
• M18: 17,036,056 km (0.087 R)
• M19: 18,754,487 km (0.078 R)
• M20: 19,699,197 km (0.116 R)
• M21: 21,312,909 km (0.118 R)
• M22: 23,402,193 km (0.03 R)
• M23: 23,796,084 km (0.106 R)
• M24: 25,313,157 km (0.076 R)
• M25: 27,217,089 km (0.093 R)
• M26: 27,762,522 km (0.067 R)
• M27: 28,538,187 km (0.048 R)
• M28: 34,377,142 km (0.057 R)
• M29: 37,105,957 km (0.106 R)
• M30: 44,027,252 km (0.06 R)
• M31: 48,026,900 km (0.119 R)
• M32: 48,982,980 km (0.099 R)
• M33: 52,766,011 km (0.082 R)
• M34: 54,297,894 km (0.11 R)
• M35: 56,916,305 km (0.106 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: 541 - 18,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit