🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.7

Radius: 10.7

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.47 AU - 0.59 AU

Year: 257 Days

Day: 6.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,167,436 km

• M1: 135,087 km (0.038 R)
• M2: 497,413 km (0.103 R)
• M3: 874,549 km (0.118 R)
• M4: 1,850,825 km (0.092 R)
• M5: 2,256,684 km (0.091 R)
• M6: 2,704,580 km (0.059 R)
• M7: 3,143,350 km (0.107 R)
• M8: 3,503,433 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.3

Radius: 10.6

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.42 AU - 0.66 AU

Year: 265 Days

Day: 9.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,167,436 km

• M1: 132,993 km (0.088 R)
• M2: 503,546 km (0.099 R)
• M3: 891,454 km (0.08 R)
• M4: 1,304,793 km (0.118 R)
• M5: 1,687,763 km (0.073 R)
• M6: 2,045,003 km (0.079 R)
• M7: 2,409,872 km (0.07 R)
• M8: 2,780,276 km (0.107 R)
• M9: 3,326,757 km (0.099 R)
• M10: 3,695,067 km (0.092 R)
• M11: 4,318,292 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.3

Radius: 8.1

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.57 AU - 0.85 AU

Year: 399 Days

Day: 11.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,167,436 km

• M1: 100,829 km (0.105 R)
• M2: 384,616 km (0.087 R)
• M3: 759,359 km (0.049 R)
• M4: 1,066,633 km (0.094 R)
• M5: 1,352,514 km (0.06 R)
• M6: 1,753,885 km (0.063 R)
• M7: 2,066,844 km (0.108 R)
• M8: 2,319,365 km (0.111 R)
• M9: 2,717,595 km (0.073 R)
• M10: 3,383,156 km (0.091 R)
• M11: 4,312,009 km (0.12 R)
• M12: 4,586,222 km (0.109 R)
• M13: 4,872,253 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.5

Radius: 11.2

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.2 AU - 1.2 AU

Year: 877 Days

Day: 13.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,167,436 km

• M1: 139,276 km (0.107 R)
• M2: 518,506 km (0.088 R)
• M3: 953,238 km (0.083 R)
• M4: 1,596,508 km (0.114 R)
• M5: 2,429,320 km (0.055 R)
• M6: 2,783,568 km (0.113 R)
• M7: 4,224,494 km (0.106 R)
• M8: 5,920,336 km (0.03 R)
• M9: 7,285,566 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.8

Radius: 10.8

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.24 AU - 1.88 AU

Year: 1299 Days

Day: 6.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,167,436 km

• M1: 134,638 km (0.09 R)
• M2: 582,833 km (0.117 R)
• M3: 918,681 km (0.108 R)
• M4: 1,305,092 km (0.095 R)
• M5: 1,670,859 km (0.079 R)
• M6: 2,327,743 km (0.09 R)
• M7: 3,338,127 km (0.083 R)
• M8: 3,917,968 km (0.092 R)
• M9: 5,000,159 km (0.106 R)
• M10: 5,443,418 km (0.087 R)
• M11: 6,067,839 km (0.069 R)
• M12: 7,130,732 km (0.038 R)
• M13: 8,013,060 km (0.05 R)
• M14: 9,260,856 km (0.101 R)
• M15: 10,699,389 km (0.119 R)
• M16: 11,714,560 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.2

Radius: 13.6

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.45 AU - 1.73 AU

Year: 1337 Days

Day: 8.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,167,436 km

• M1: 169,195 km (0.033 R)
• M2: 616,493 km (0.098 R)
• M3: 1,250,040 km (0.111 R)
• M4: 1,749,248 km (0.032 R)
• M5: 2,393,566 km (0.103 R)
• M6: 3,097,274 km (0.103 R)
• M7: 3,521,085 km (0.098 R)
• M8: 4,902,023 km (0.093 R)
• M9: 5,830,427 km (0.087 R)
• M10: 6,259,624 km (0.12 R)
• M11: 6,990,708 km (0.075 R)
• M12: 7,880,367 km (0.041 R)
• M13: 8,678,472 km (0.045 R)
• M14: 9,559,005 km (0.076 R)
• M15: 10,782,416 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.6

Radius: 13.1

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.68 AU - 1.78 AU

Year: 1517 Days

Day: 6.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,167,436 km

• M1: 162,912 km (0.101 R)
• M2: 765,343 km (0.085 R)
• M3: 1,181,674 km (0.088 R)
• M4: 1,950,906 km (0.025 R)
• M5: 2,904,293 km (0.038 R)
• M6: 3,709,578 km (0.102 R)
• M7: 4,388,603 km (0.1 R)
• M8: 7,574,439 km (0.114 R)
• M9: 9,478,820 km (0.054 R)
• M10: 10,034,277 km (0.1 R)
• M11: 12,788,673 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.9

Radius: 9

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.7 AU - 2.4 AU

Year: 1957 Days

Day: 12.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,167,436 km

• M1: 111,899 km (0.096 R)
• M2: 401,969 km (0.06 R)
• M3: 765,193 km (0.047 R)
• M4: 1,065,286 km (0.051 R)
• M5: 2,564,706 km (0.068 R)
• M6: 3,353,685 km (0.048 R)
• M7: 3,994,562 km (0.098 R)
• M8: 4,673,737 km (0.089 R)
• M9: 5,704,316 km (0.073 R)
• M10: 6,260,671 km (0.103 R)
• M11: 6,852,779 km (0.083 R)
• M12: 7,795,994 km (0.047 R)
• M13: 9,045,585 km (0.085 R)
• M14: 10,458,986 km (0.039 R)
• M15: 11,783,076 km (0.112 R)
• M16: 13,340,091 km (0.054 R)
• M17: 13,760,461 km (0.097 R)
• M18: 15,210,513 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.7

Radius: 3.1

Gravity: 88.94 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.05 AU - 7.29 AU

Year: 10220 Days

Day: 23.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,167,436 km

• M1: 38,596 km (0.084 R)
• M2: 140,772 km (0.056 R)
• M3: 726,298 km (0.096 R)
• M4: 1,187,059 km (0.09 R)
• M5: 1,301,352 km (0.068 R)
• M6: 1,537,567 km (0.118 R)
• M7: 1,935,946 km (0.108 R)
• M8: 2,262,518 km (0.11 R)
• M9: 3,190,025 km (0.112 R)
• M10: 5,435,938 km (0.054 R)
• M11: 5,933,800 km (0.105 R)
• M12: 7,395,072 km (0.107 R)
• M13: 8,050,161 km (0.07 R)
• M14: 8,185,696 km (0.062 R)
• M15: 8,838,392 km (0.047 R)
• M16: 10,193,898 km (0.088 R)
• M17: 10,948,470 km (0.087 R)
• M18: 14,012,384 km (0.097 R)
• M19: 19,404,190 km (0.099 R)
• M20: 21,153,588 km (0.039 R)
• M21: 22,110,565 km (0.046 R)
• M22: 22,734,388 km (0.095 R)
• M23: 24,204,187 km (0.071 R)
• M24: 24,392,232 km (0.096 R)
• M25: 24,676,169 km (0.1 R)
• M26: 27,637,608 km (0.042 R)
• M27: 30,062,141 km (0.059 R)
• M28: 34,372,056 km (0.077 R)
• M29: 37,296,096 km (0.102 R)
• M30: 40,381,552 km (0.047 R)
• M31: 42,121,674 km (0.116 R)
• M32: 46,182,508 km (0.04 R)
• M33: 48,680,344 km (0.118 R)
• M34: 49,582,868 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.1

Radius: 7.8

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.58 AU - 10.92 AU

Year: 18760 Days

Day: 23.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,167,436 km

• M1: 97,687 km (0.105 R)
• M2: 373,695 km (0.09 R)
• M3: 899,083 km (0.117 R)
• M4: 1,253,929 km (0.105 R)
• M5: 2,092,276 km (0.079 R)
• M6: 2,351,379 km (0.089 R)
• M7: 2,745,869 km (0.092 R)
• M8: 4,046,622 km (0.082 R)
• M9: 5,234,579 km (0.116 R)
• M10: 5,754,132 km (0.104 R)
• M11: 7,114,875 km (0.092 R)
• M12: 7,383,553 km (0.099 R)
• M13: 9,036,908 km (0.088 R)
• M14: 10,005,554 km (0.089 R)
• M15: 10,688,618 km (0.072 R)
• M16: 11,833,192 km (0.045 R)
• M17: 14,866,737 km (0.056 R)
• M18: 16,290,311 km (0.072 R)
• M19: 17,884,575 km (0.031 R)
• M20: 18,804,452 km (0.066 R)
• M21: 20,920,365 km (0.118 R)
• M22: 21,847,123 km (0.028 R)
• M23: 27,003,164 km (0.026 R)
• M24: 29,803,785 km (0.119 R)
• M25: 30,739,370 km (0.087 R)
• M26: 32,179,250 km (0.064 R)
• M27: 42,357,740 km (0.085 R)
• M28: 43,539,862 km (0.069 R)
• M29: 44,289,646 km (0.102 R)
• M30: 44,895,817 km (0.032 R)
• M31: 46,435,029 km (0.109 R)
• M32: 58,027,668 km (0.089 R)
• M33: 58,935,727 km (0.067 R)
• M34: 60,408,069 km (0.085 R)
• M35: 64,003,205 km (0.086 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: 435 - 13,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit