🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.9

Radius: 8.9

Gravity: 12.43 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.9 AU - 1.22 AU

Year: 728 Days

Day: 12.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,460,694 km

• M1: 110,852 km (0.112 R)
• M2: 418,874 km (0.069 R)
• M3: 786,436 km (0.099 R)
• M4: 1,084,435 km (0.115 R)
• M5: 1,459,327 km (0.074 R)
• M6: 1,900,940 km (0.038 R)
• M7: 2,278,525 km (0.058 R)
• M8: 3,390,187 km (0.111 R)
• M9: 3,871,892 km (0.098 R)
• M10: 4,740,607 km (0.03 R)
• M11: 5,381,933 km (0.072 R)
• M12: 5,673,948 km (0.11 R)
• M13: 6,038,518 km (0.027 R)
• M14: 6,592,479 km (0.119 R)
• M15: 6,904,690 km (0.046 R)
• M16: 8,695,675 km (0.102 R)
• M17: 9,263,549 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.1

Radius: 13.4

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.1 AU - 1.12 AU

Year: 780 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,460,694 km

• M1: 166,652 km (0.105 R)
• M2: 668,104 km (0.099 R)
• M3: 1,288,187 km (0.046 R)
• M4: 1,747,004 km (0.093 R)
• M5: 2,298,422 km (0.084 R)
• M6: 3,041,026 km (0.118 R)
• M7: 3,535,746 km (0.04 R)
• M8: 4,017,600 km (0.1 R)
• M9: 4,471,480 km (0.096 R)
• M10: 5,733,937 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.8

Radius: 8.3

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.14 AU - 1.68 AU

Year: 1116 Days

Day: 7.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,460,694 km

• M1: 103,223 km (0.065 R)
• M2: 415,732 km (0.116 R)
• M3: 713,731 km (0.101 R)
• M4: 1,058,704 km (0.077 R)
• M5: 1,385,127 km (0.063 R)
• M6: 1,686,866 km (0.107 R)
• M7: 2,063,703 km (0.076 R)
• M8: 2,567,548 km (0.097 R)
• M9: 3,249,266 km (0.1 R)
• M10: 3,526,770 km (0.054 R)
• M11: 3,820,131 km (0.08 R)
• M12: 4,333,850 km (0.096 R)
• M13: 4,892,748 km (0.087 R)
• M14: 5,317,905 km (0.114 R)
• M15: 5,663,327 km (0.036 R)
• M16: 6,023,409 km (0.073 R)
• M17: 7,147,936 km (0.092 R)
• M18: 7,468,524 km (0.092 R)
• M19: 8,138,573 km (0.105 R)
• M20: 9,246,644 km (0.114 R)
• M21: 10,264,957 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 13.3

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.7 AU - 1.72 AU

Year: 1491 Days

Day: 8.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,460,694 km

• M1: 165,455 km (0.11 R)
• M2: 628,760 km (0.089 R)
• M3: 1,234,033 km (0.079 R)
• M4: 1,850,825 km (0.119 R)
• M5: 2,368,433 km (0.117 R)
• M6: 3,067,804 km (0.062 R)
• M7: 3,562,224 km (0.066 R)
• M8: 4,278,499 km (0.091 R)
• M9: 4,898,582 km (0.081 R)
• M10: 5,559,506 km (0.045 R)
• M11: 6,158,196 km (0.08 R)
• M12: 6,693,458 km (0.114 R)
• M13: 7,126,095 km (0.043 R)
• M14: 7,952,174 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.2

Radius: 14.8

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.38 AU - 2.14 AU

Year: 1557 Days

Day: 12.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,460,694 km

• M1: 184,005 km (0.077 R)
• M2: 766,091 km (0.09 R)
• M3: 1,335,011 km (0.119 R)
• M4: 2,006,107 km (0.114 R)
• M5: 2,473,601 km (0.077 R)
• M6: 3,105,053 km (0.094 R)
• M7: 4,516,061 km (0.055 R)
• M8: 5,288,734 km (0.067 R)
• M9: 6,496,886 km (0.069 R)
• M10: 7,681,103 km (0.086 R)
• M11: 8,325,122 km (0.09 R)
• M12: 9,293,618 km (0.034 R)
• M13: 11,680,602 km (0.068 R)
• M14: 12,613,344 km (0.119 R)
• M15: 13,345,177 km (0.075 R)
• M16: 14,451,902 km (0.091 R)
• M17: 15,072,883 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762

Radius: 9

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.63 AU - 2.45 AU

Year: 1943 Days

Day: 6.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,460,694 km

• M1: 111,899 km (0.08 R)
• M2: 545,434 km (0.097 R)
• M3: 943,364 km (0.054 R)
• M4: 1,599,949 km (0.096 R)
• M5: 2,168,122 km (0.067 R)
• M6: 3,080,968 km (0.097 R)
• M7: 3,408,139 km (0.046 R)
• M8: 3,704,492 km (0.106 R)
• M9: 4,429,892 km (0.051 R)
• M10: 4,848,168 km (0.051 R)
• M11: 6,263,214 km (0.12 R)
• M12: 6,790,846 km (0.118 R)
• M13: 7,290,951 km (0.11 R)
• M14: 7,815,292 km (0.114 R)
• M15: 8,906,908 km (0.035 R)
• M16: 10,311,183 km (0.095 R)
• M17: 11,122,751 km (0.082 R)
• M18: 11,739,394 km (0.076 R)
• M19: 12,460,007 km (0.091 R)
• M20: 12,789,571 km (0.114 R)
• M21: 13,167,455 km (0.095 R)
• M22: 13,639,287 km (0.112 R)
• M23: 14,345,688 km (0.12 R)
• M24: 14,983,573 km (0.109 R)
• M25: 15,309,547 km (0.088 R)
• M26: 15,831,344 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.4

Radius: 12.8

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.53 AU - 4.43 AU

Year: 5295 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,460,694 km

• M1: 159,471 km (0.082 R)
• M2: 658,530 km (0.102 R)
• M3: 1,170,903 km (0.1 R)
• M4: 1,657,395 km (0.109 R)
• M5: 2,103,047 km (0.106 R)
• M6: 2,629,183 km (0.06 R)
• M7: 3,501,787 km (0.062 R)
• M8: 4,223,597 km (0.087 R)
• M9: 4,632,896 km (0.08 R)
• M10: 5,042,495 km (0.038 R)
• M11: 6,083,697 km (0.113 R)
• M12: 6,735,644 km (0.052 R)
• M13: 7,297,235 km (0.051 R)
• M14: 10,285,003 km (0.096 R)
• M15: 13,745,651 km (0.025 R)
• M16: 15,426,383 km (0.118 R)
• M17: 17,362,030 km (0.094 R)
• M18: 18,611,172 km (0.118 R)
• M19: 20,120,764 km (0.107 R)
• M20: 21,009,226 km (0.08 R)
• M21: 21,428,100 km (0.097 R)
• M22: 21,852,509 km (0.113 R)
• M23: 22,427,114 km (0.109 R)
• M24: 23,606,694 km (0.092 R)
• M25: 24,364,706 km (0.077 R)
• M26: 27,393,614 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.9

Radius: 14.2

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.61 AU - 5.93 AU

Year: 6947 Days

Day: 8.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,460,694 km

• M1: 176,675 km (0.09 R)
• M2: 657,931 km (0.066 R)
• M3: 1,466,209 km (0.103 R)
• M4: 2,341,955 km (0.087 R)
• M5: 3,028,609 km (0.115 R)
• M6: 3,650,637 km (0.088 R)
• M7: 4,189,937 km (0.114 R)
• M8: 4,705,451 km (0.084 R)
• M9: 5,153,497 km (0.046 R)
• M10: 6,576,472 km (0.098 R)
• M11: 7,484,681 km (0.11 R)
• M12: 8,398,724 km (0.094 R)
• M13: 11,356,423 km (0.064 R)
• M14: 12,022,283 km (0.096 R)
• M15: 15,346,647 km (0.117 R)
• M16: 17,127,311 km (0.119 R)
• M17: 18,003,954 km (0.071 R)
• M18: 18,976,041 km (0.089 R)
• M19: 21,957,527 km (0.062 R)
• M20: 22,992,146 km (0.111 R)
• M21: 23,445,427 km (0.103 R)
• M22: 24,059,078 km (0.107 R)
• M23: 24,683,499 km (0.081 R)
• M24: 26,373,955 km (0.082 R)
• M25: 28,054,537 km (0.055 R)
• M26: 29,449,687 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.1

Radius: 13.1

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.91 AU - 5.63 AU

Year: 8068 Days

Day: 6.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,460,694 km

• M1: 162,912 km (0.046 R)
• M2: 785,090 km (0.038 R)
• M3: 1,212,640 km (0.06 R)
• M4: 2,234,394 km (0.057 R)
• M5: 3,150,681 km (0.07 R)
• M6: 4,236,612 km (0.047 R)
• M7: 5,858,402 km (0.04 R)
• M8: 6,402,639 km (0.069 R)
• M9: 7,266,417 km (0.094 R)
• M10: 8,136,778 km (0.096 R)
• M11: 9,263,848 km (0.042 R)
• M12: 10,287,247 km (0.053 R)
• M13: 11,038,976 km (0.08 R)
• M14: 12,419,316 km (0.08 R)
• M15: 13,079,043 km (0.11 R)
• M16: 15,574,335 km (0.067 R)
• M17: 16,453,671 km (0.066 R)
• M18: 21,893,499 km (0.082 R)
• M19: 23,349,385 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.4

Radius: 3.3

Gravity: 15.92 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.23 AU - 12.01 AU

Year: 21468 Days

Day: 18.9 Hours

Environment

Temp: -246 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 50,460,694 km

• M1: 41,139 km (0.048 R)
• M2: 167,849 km (0.062 R)
• M3: 501,302 km (0.066 R)
• M4: 867,219 km (0.062 R)
• M5: 1,361,939 km (0.052 R)
• M6: 1,836,613 km (0.041 R)
• M7: 2,184,279 km (0.117 R)
• M8: 2,296,776 km (0.057 R)
• M9: 2,657,606 km (0.117 R)
• M10: 2,986,123 km (0.097 R)
• M11: 3,124,800 km (0.112 R)
• M12: 4,365,266 km (0.099 R)
• M13: 4,853,254 km (0.077 R)
• M14: 5,176,086 km (0.086 R)
• M15: 5,582,245 km (0.11 R)
• M16: 7,212,562 km (0.075 R)
• M17: 9,038,554 km (0.083 R)
• M18: 11,151,025 km (0.06 R)
• M19: 11,317,378 km (0.1 R)
• M20: 11,655,021 km (0.09 R)
• M21: 13,134,693 km (0.118 R)
• M22: 14,015,675 km (0.074 R)
• M23: 14,602,547 km (0.05 R)
• M24: 14,735,091 km (0.058 R)
• M25: 16,034,947 km (0.102 R)
• M26: 16,821,383 km (0.08 R)
• M27: 20,889,248 km (0.066 R)
• M28: 22,880,396 km (0.057 R)
• M29: 26,245,002 km (0.091 R)
• M30: 26,836,063 km (0.117 R)
• M31: 32,900,312 km (0.103 R)
• M32: 34,635,497 km (0.026 R)
• M33: 36,187,725 km (0.1 R)
• M34: 39,046,690 km (0.11 R)
• M35: 43,680,484 km (0.059 R)
• M36: 49,708,231 km (0.033 R)
• M37: 50,460,708 km (0.063 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 12,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit