🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 12.9

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.66 AU - 0.82 AU

Year: 411 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 75.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,979,205 km

• M1: 161,416 km (0.116 R)
• M2: 564,283 km (0.1 R)
• M3: 969,245 km (0.091 R)
• M4: 1,384,678 km (0.111 R)
• M5: 1,798,166 km (0.052 R)
• M6: 3,193,466 km (0.077 R)
• M7: 3,660,959 km (0.048 R)
• M8: 4,065,023 km (0.043 R)
• M9: 4,630,652 km (0.111 R)
• M10: 5,362,336 km (0.101 R)
• M11: 5,991,245 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.7

Radius: 9.5

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.8 AU - 1.08 AU

Year: 588 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 123.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,979,205 km

• M1: 119,828 km (0.065 R)
• M2: 627,264 km (0.062 R)
• M3: 1,120,189 km (0.078 R)
• M4: 1,937,592 km (0.071 R)
• M5: 2,915,064 km (0.109 R)
• M6: 3,595,435 km (0.098 R)
• M7: 4,055,299 km (0.103 R)
• M8: 4,489,582 km (0.116 R)
• M9: 4,801,643 km (0.072 R)
• M10: 7,662,553 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.1

Radius: 8.6

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.81 AU - 1.11 AU

Year: 607 Days

Day: 7.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,979,205 km

• M1: 112,797 km (0.109 R)
• M2: 484,248 km (0.112 R)
• M3: 808,277 km (0.063 R)
• M4: 1,605,484 km (0.065 R)
• M5: 1,878,500 km (0.079 R)
• M6: 2,149,422 km (0.049 R)
• M7: 2,520,575 km (0.046 R)
• M8: 2,791,347 km (0.083 R)
• M9: 3,426,689 km (0.044 R)
• M10: 3,760,442 km (0.061 R)
• M11: 4,248,131 km (0.077 R)
• M12: 4,549,271 km (0.082 R)
• M13: 5,058,054 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.8

Radius: 8.6

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.85 AU - 1.37 AU

Year: 755 Days

Day: 7.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,979,205 km

• M1: 106,962 km (0.111 R)
• M2: 719,865 km (0.056 R)
• M3: 1,129,913 km (0.078 R)
• M4: 1,732,792 km (0.082 R)
• M5: 2,121,896 km (0.093 R)
• M6: 2,524,464 km (0.097 R)
• M7: 2,952,912 km (0.042 R)
• M8: 3,308,656 km (0.074 R)
• M9: 3,793,802 km (0.076 R)
• M10: 4,076,542 km (0.105 R)
• M11: 4,518,903 km (0.117 R)
• M12: 4,802,989 km (0.076 R)
• M13: 5,670,058 km (0.078 R)
• M14: 6,874,471 km (0.098 R)
• M15: 7,296,487 km (0.088 R)
• M16: 7,735,556 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.5

Radius: 9.7

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.87 AU - 1.43 AU

Year: 796 Days

Day: 8 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,979,205 km

• M1: 120,576 km (0.094 R)
• M2: 440,267 km (0.098 R)
• M3: 875,746 km (0.107 R)
• M4: 1,206,806 km (0.109 R)
• M5: 2,163,784 km (0.112 R)
• M6: 2,704,281 km (0.105 R)
• M7: 3,093,534 km (0.068 R)
• M8: 3,446,286 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.9

Radius: 10.5

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.03 AU - 1.47 AU

Year: 902 Days

Day: 7.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,979,205 km

• M1: 130,599 km (0.11 R)
• M2: 459,714 km (0.095 R)
• M3: 925,562 km (0.066 R)
• M4: 1,302,549 km (0.102 R)
• M5: 2,035,429 km (0.119 R)
• M6: 2,638,906 km (0.111 R)
• M7: 2,970,116 km (0.086 R)
• M8: 3,372,684 km (0.089 R)
• M9: 3,702,099 km (0.103 R)
• M10: 4,053,055 km (0.112 R)
• M11: 4,878,686 km (0.082 R)
• M12: 6,112,569 km (0.029 R)
• M13: 6,536,529 km (0.062 R)
• M14: 7,875,730 km (0.086 R)
• M15: 8,734,571 km (0.026 R)
• M16: 9,100,786 km (0.09 R)
• M17: 10,797,526 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.6

Radius: 14.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.46 AU - 5.06 AU

Year: 5677 Days

Day: 7.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,979,205 km

• M1: 182,809 km (0.054 R)
• M2: 682,017 km (0.101 R)
• M3: 1,326,784 km (0.118 R)
• M4: 1,925,325 km (0.025 R)
• M5: 3,193,765 km (0.082 R)
• M6: 5,461,070 km (0.074 R)
• M7: 6,586,495 km (0.037 R)
• M8: 7,861,667 km (0.044 R)
• M9: 8,539,944 km (0.116 R)
• M10: 10,555,327 km (0.076 R)
• M11: 14,857,761 km (0.116 R)
• M12: 15,729,319 km (0.048 R)
• M13: 19,753,950 km (0.097 R)
• M14: 25,788,130 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.1

Radius: 13.6

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.28 AU - 4.34 AU

Year: 5777 Days

Day: 14.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,979,205 km

• M1: 169,345 km (0.062 R)
• M2: 884,123 km (0.081 R)
• M3: 1,397,693 km (0.101 R)
• M4: 2,406,581 km (0.064 R)
• M5: 3,163,696 km (0.073 R)
• M6: 3,761,040 km (0.034 R)
• M7: 4,952,886 km (0.047 R)
• M8: 6,050,635 km (0.119 R)
• M9: 8,032,957 km (0.12 R)
• M10: 9,324,884 km (0.087 R)
• M11: 11,191,267 km (0.105 R)
• M12: 12,160,362 km (0.034 R)
• M13: 13,240,010 km (0.11 R)
• M14: 13,746,249 km (0.107 R)
• M15: 14,797,773 km (0.066 R)
• M16: 19,763,225 km (0.108 R)
• M17: 20,649,293 km (0.059 R)
• M18: 22,819,659 km (0.072 R)
• M19: 23,385,289 km (0.115 R)
• M20: 24,126,097 km (0.096 R)
• M21: 24,797,792 km (0.091 R)
• M22: 26,977,433 km (0.066 R)
• M23: 29,471,828 km (0.071 R)
• M24: 33,652,041 km (0.095 R)
• M25: 34,174,586 km (0.117 R)

Asteroid Belt

Center: 5.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.8

Radius: 3.8

Gravity: 40.57 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6 AU - 6.9 AU

Year: 10577 Days

Day: 22.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,979,205 km

• M1: 47,273 km (0.113 R)
• M2: 240,553 km (0.026 R)
• M3: 471,832 km (0.088 R)
• M4: 867,069 km (0.113 R)
• M5: 1,039,256 km (0.106 R)
• M6: 1,186,162 km (0.112 R)
• M7: 2,052,932 km (0.037 R)
• M8: 2,456,696 km (0.099 R)
• M9: 4,039,143 km (0.045 R)
• M10: 5,463,464 km (0.084 R)
• M11: 17,006,136 km (0.089 R)
• M12: 20,677,866 km (0.116 R)
• M13: 27,913,167 km (0.116 R)
• M14: 31,548,097 km (0.062 R)
• M15: 38,244,845 km (0.072 R)
• M16: 39,487,555 km (0.091 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.5

Radius: 4.2

Gravity: 22.08 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.22 AU - 9.42 AU

Year: 14120 Days

Day: 19.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 49,979,205 km

• M1: 52,210 km (0.107 R)
• M2: 234,569 km (0.093 R)
• M3: 476,170 km (0.112 R)
• M4: 725,250 km (0.095 R)
• M5: 950,096 km (0.062 R)
• M6: 1,454,839 km (0.098 R)
• M7: 1,719,179 km (0.093 R)
• M8: 1,912,459 km (0.114 R)
• M9: 3,059,576 km (0.09 R)
• M10: 5,505,052 km (0.082 R)
• M11: 6,071,130 km (0.068 R)
• M12: 7,783,577 km (0.105 R)
• M13: 8,045,673 km (0.055 R)
• M14: 9,593,412 km (0.091 R)
• M15: 10,569,090 km (0.096 R)
• M16: 11,384,697 km (0.06 R)
• M17: 11,722,340 km (0.051 R)
• M18: 12,536,302 km (0.085 R)
• M19: 15,750,861 km (0.11 R)
• M20: 17,771,030 km (0.081 R)
• M21: 18,921,288 km (0.084 R)
• M22: 22,580,153 km (0.112 R)
• M23: 22,756,828 km (0.118 R)
• M24: 23,023,561 km (0.038 R)
• M25: 23,836,476 km (0.101 R)
• M26: 24,019,584 km (0.11 R)
• M27: 25,806,979 km (0.112 R)
• M28: 29,433,231 km (0.063 R)
• M29: 31,697,994 km (0.111 R)
• M30: 31,919,548 km (0.086 R)
• M31: 33,156,573 km (0.059 R)
• M32: 35,130,666 km (0.117 R)
• M33: 35,845,744 km (0.056 R)
• M34: 38,550,623 km (0.077 R)
• M35: 38,803,144 km (0.097 R)
• M36: 40,731,760 km (0.092 R)
• M37: 41,520,739 km (0.102 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: 204 - 19,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit