🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.3

Radius: 9.5

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.09 AU - 1.13 AU

Year: 755 Days

Day: 9.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,290,772 km

• M1: 118,930 km (0.046 R)
• M2: 433,684 km (0.077 R)
• M3: 730,038 km (0.086 R)
• M4: 1,414,597 km (0.115 R)
• M5: 1,894,507 km (0.104 R)
• M6: 2,675,109 km (0.085 R)
• M7: 2,986,572 km (0.085 R)
• M8: 3,795,747 km (0.074 R)
• M9: 4,145,806 km (0.108 R)
• M10: 4,597,442 km (0.104 R)
• M11: 5,327,629 km (0.105 R)
• M12: 5,881,291 km (0.032 R)
• M13: 6,271,442 km (0.059 R)
• M14: 6,699,741 km (0.1 R)
• M15: 7,017,487 km (0.072 R)
• M16: 7,569,353 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.8

Radius: 9.2

Gravity: 10.97 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.42 AU - 1.94 AU

Year: 1406 Days

Day: 10.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,290,772 km

• M1: 116,088 km (0.117 R)
• M2: 461,509 km (0.048 R)
• M3: 783,893 km (0.084 R)
• M4: 1,124,228 km (0.076 R)
• M5: 1,454,839 km (0.115 R)
• M6: 1,882,540 km (0.076 R)
• M7: 3,588,703 km (0.099 R)
• M8: 4,830,066 km (0.11 R)
• M9: 5,470,345 km (0.105 R)
• M10: 6,764,217 km (0.096 R)
• M11: 8,047,019 km (0.068 R)
• M12: 8,578,989 km (0.101 R)
• M13: 8,884,618 km (0.112 R)
• M14: 11,671,925 km (0.069 R)
• M15: 12,982,103 km (0.102 R)
• M16: 13,304,038 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.5

Radius: 8.8

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.61 AU - 2.03 AU

Year: 1585 Days

Day: 5.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,290,772 km

• M1: 109,506 km (0.061 R)
• M2: 399,127 km (0.12 R)
• M3: 765,492 km (0.052 R)
• M4: 1,537,567 km (0.085 R)
• M5: 2,020,618 km (0.103 R)
• M6: 2,560,816 km (0.068 R)
• M7: 3,591,097 km (0.111 R)
• M8: 3,928,290 km (0.081 R)
• M9: 4,484,047 km (0.093 R)
• M10: 4,939,871 km (0.104 R)
• M11: 5,704,765 km (0.116 R)
• M12: 8,020,391 km (0.111 R)
• M13: 8,321,531 km (0.096 R)
• M14: 9,805,392 km (0.058 R)
• M15: 10,219,928 km (0.117 R)
• M16: 10,863,498 km (0.096 R)
• M17: 11,995,954 km (0.095 R)
• M18: 12,590,905 km (0.079 R)
• M19: 13,205,303 km (0.083 R)
• M20: 13,668,458 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.4

Radius: 13

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.81 AU - 3.05 AU

Year: 3238 Days

Day: 14.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,290,772 km

• M1: 161,715 km (0.058 R)
• M2: 645,964 km (0.077 R)
• M3: 1,213,837 km (0.043 R)
• M4: 1,875,658 km (0.096 R)
• M5: 2,393,566 km (0.049 R)
• M6: 3,239,542 km (0.1 R)
• M7: 4,035,552 km (0.112 R)
• M8: 5,603,039 km (0.087 R)
• M9: 6,216,390 km (0.026 R)
• M10: 6,781,870 km (0.095 R)
• M11: 7,188,327 km (0.096 R)
• M12: 8,650,796 km (0.1 R)
• M13: 9,318,751 km (0.119 R)
• M14: 9,822,297 km (0.118 R)
• M15: 11,574,836 km (0.094 R)
• M16: 13,043,887 km (0.088 R)
• M17: 13,576,456 km (0.114 R)
• M18: 14,582,202 km (0.099 R)
• M19: 14,998,234 km (0.061 R)
• M20: 18,255,428 km (0.114 R)
• M21: 18,983,970 km (0.079 R)
• M22: 20,564,023 km (0.09 R)
• M23: 22,161,728 km (0.108 R)
• M24: 23,342,504 km (0.092 R)
• M25: 24,346,156 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 11.2

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.78 AU - 4.14 AU

Year: 5088 Days

Day: 5.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,290,772 km

• M1: 139,276 km (0.115 R)
• M2: 500,405 km (0.039 R)
• M3: 1,040,902 km (0.057 R)
• M4: 1,390,363 km (0.083 R)
• M5: 2,354,222 km (0.08 R)
• M6: 2,991,060 km (0.09 R)
• M7: 3,360,866 km (0.118 R)
• M8: 4,313,056 km (0.114 R)
• M9: 5,753,085 km (0.118 R)
• M10: 6,392,018 km (0.114 R)
• M11: 7,597,029 km (0.111 R)
• M12: 8,557,447 km (0.08 R)
• M13: 9,027,184 km (0.09 R)
• M14: 10,853,625 km (0.086 R)
• M15: 13,533,222 km (0.092 R)
• M16: 16,327,112 km (0.109 R)
• M17: 19,686,332 km (0.099 R)
• M18: 23,329,339 km (0.088 R)
• M19: 24,637,423 km (0.061 R)
• M20: 25,831,513 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.2

Radius: 14.6

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.04 AU - 4.3 AU

Year: 5498 Days

Day: 5.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,290,772 km

• M1: 182,360 km (0.114 R)
• M2: 842,386 km (0.111 R)
• M3: 1,457,532 km (0.063 R)
• M4: 5,048,031 km (0.085 R)
• M5: 5,665,421 km (0.067 R)
• M6: 6,550,442 km (0.069 R)
• M7: 7,909,239 km (0.064 R)
• M8: 10,025,750 km (0.105 R)
• M9: 12,842,080 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.1

Radius: 8.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.78 AU - 5.54 AU

Year: 6495 Days

Day: 12.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,290,772 km

• M1: 100,679 km (0.095 R)
• M2: 372,050 km (0.091 R)
• M3: 644,468 km (0.089 R)
• M4: 918,681 km (0.101 R)
• M5: 1,272,180 km (0.076 R)
• M6: 1,681,181 km (0.036 R)
• M7: 2,005,210 km (0.113 R)
• M8: 2,399,550 km (0.115 R)
• M9: 3,624,607 km (0.085 R)
• M10: 5,003,450 km (0.086 R)
• M11: 5,523,901 km (0.114 R)
• M12: 5,890,566 km (0.113 R)
• M13: 6,471,005 km (0.068 R)
• M14: 6,849,039 km (0.1 R)
• M15: 7,617,524 km (0.066 R)
• M16: 8,105,512 km (0.115 R)
• M17: 9,732,688 km (0.029 R)
• M18: 10,152,011 km (0.07 R)
• M19: 13,200,217 km (0.051 R)
• M20: 13,666,962 km (0.1 R)
• M21: 17,805,438 km (0.08 R)
• M22: 19,732,109 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.6

Radius: 11.4

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.42 AU - 6.34 AU

Year: 8057 Days

Day: 5.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,290,772 km

• M1: 143,464 km (0.053 R)
• M2: 519,553 km (0.057 R)
• M3: 1,880,146 km (0.095 R)
• M4: 4,719,663 km (0.041 R)
• M5: 5,599,448 km (0.034 R)
• M6: 6,437,645 km (0.12 R)
• M7: 8,276,053 km (0.077 R)
• M8: 10,853,326 km (0.102 R)
• M9: 13,137,685 km (0.102 R)
• M10: 14,550,786 km (0.059 R)
• M11: 16,752,119 km (0.084 R)
• M12: 19,707,425 km (0.05 R)
• M13: 21,972,187 km (0.034 R)
• M14: 29,187,891 km (0.037 R)
• M15: 34,221,261 km (0.081 R)
• M16: 35,362,244 km (0.106 R)
• M17: 39,431,605 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.8

Radius: 4.5

Gravity: 44.48 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.05 AU - 8.69 AU

Year: 12919 Days

Day: 18.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 62,290,772 km

• M1: 55,950 km (0.088 R)
• M2: 205,697 km (0.095 R)
• M3: 383,868 km (0.043 R)
• M4: 1,028,336 km (0.108 R)
• M5: 1,350,270 km (0.075 R)
• M6: 1,589,627 km (0.119 R)
• M7: 2,001,171 km (0.103 R)
• M8: 2,589,390 km (0.09 R)
• M9: 2,863,902 km (0.102 R)
• M10: 3,804,723 km (0.111 R)
• M11: 4,009,223 km (0.03 R)
• M12: 4,536,256 km (0.071 R)
• M13: 4,732,977 km (0.081 R)
• M14: 6,074,272 km (0.101 R)
• M15: 7,467,776 km (0.1 R)
• M16: 7,696,062 km (0.106 R)
• M17: 8,023,532 km (0.08 R)
• M18: 8,360,127 km (0.102 R)
• M19: 10,637,905 km (0.09 R)
• M20: 11,949,280 km (0.091 R)
• M21: 12,261,640 km (0.118 R)
• M22: 12,451,629 km (0.106 R)
• M23: 13,298,054 km (0.113 R)
• M24: 14,391,465 km (0.102 R)
• M25: 14,602,996 km (0.1 R)
• M26: 15,991,115 km (0.037 R)
• M27: 17,624,873 km (0.087 R)
• M28: 18,690,160 km (0.071 R)
• M29: 22,899,993 km (0.114 R)
• M30: 23,381,848 km (0.103 R)
• M31: 24,067,904 km (0.039 R)
• M32: 28,801,629 km (0.101 R)
• M33: 30,973,790 km (0.103 R)
• M34: 31,444,575 km (0.068 R)
• M35: 33,499,002 km (0.05 R)
• M36: 33,746,437 km (0.053 R)
• M37: 34,370,260 km (0.087 R)
• M38: 37,074,691 km (0.104 R)
• M39: 37,339,479 km (0.102 R)
• M40: 42,612,056 km (0.103 R)
• M41: 44,673,215 km (0.115 R)
• M42: 49,792,754 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 17,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit