🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.3

Radius: 14.3

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.76 AU - 0.92 AU

Year: 522 Days

Day: 15 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,721,338 km

• M1: 177,872 km (0.111 R)
• M2: 855,849 km (0.095 R)
• M3: 1,431,801 km (0.1 R)
• M4: 2,312,633 km (0.086 R)
• M5: 2,903,994 km (0.112 R)
• M6: 3,712,271 km (0.036 R)
• M7: 5,210,344 km (0.119 R)
• M8: 6,858,015 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.9

Radius: 10

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.59 AU - 1.65 AU

Year: 1399 Days

Day: 12 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,721,338 km

• M1: 124,615 km (0.099 R)
• M2: 484,099 km (0.096 R)
• M3: 807,380 km (0.091 R)
• M4: 1,212,640 km (0.104 R)
• M5: 1,581,100 km (0.1 R)
• M6: 2,068,939 km (0.099 R)
• M7: 3,134,524 km (0.106 R)
• M8: 3,475,009 km (0.032 R)
• M9: 4,032,411 km (0.117 R)
• M10: 5,134,797 km (0.079 R)
• M11: 5,654,949 km (0.077 R)
• M12: 6,877,313 km (0.117 R)
• M13: 7,757,098 km (0.082 R)
• M14: 8,590,658 km (0.119 R)
• M15: 10,000,767 km (0.06 R)
• M16: 12,492,170 km (0.092 R)
• M17: 13,353,854 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.2

Radius: 14.5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.62 AU - 1.64 AU

Year: 1411 Days

Day: 10 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,721,338 km

• M1: 184,454 km (0.101 R)
• M2: 788,082 km (0.067 R)
• M3: 1,425,817 km (0.068 R)
• M4: 2,499,631 km (0.072 R)
• M5: 4,166,600 km (0.116 R)
• M6: 4,628,259 km (0.047 R)
• M7: 5,438,780 km (0.083 R)
• M8: 5,946,665 km (0.108 R)
• M9: 9,285,540 km (0.048 R)
• M10: 10,210,204 km (0.114 R)
• M11: 12,619,478 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 14

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.33 AU - 2.15 AU

Year: 1557 Days

Day: 14.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,721,338 km

• M1: 174,132 km (0.118 R)
• M2: 644,019 km (0.107 R)
• M3: 1,202,318 km (0.117 R)
• M4: 1,993,092 km (0.093 R)
• M5: 2,454,153 km (0.043 R)
• M6: 2,893,223 km (0.065 R)
• M7: 3,505,377 km (0.097 R)
• M8: 4,595,198 km (0.036 R)
• M9: 5,453,740 km (0.062 R)
• M10: 6,650,972 km (0.092 R)
• M11: 7,882,761 km (0.1 R)
• M12: 9,622,733 km (0.084 R)
• M13: 11,675,964 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 13.5

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.81 AU - 2.01 AU

Year: 1790 Days

Day: 10.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,721,338 km

• M1: 167,849 km (0.074 R)
• M2: 711,787 km (0.084 R)
• M3: 1,263,354 km (0.087 R)
• M4: 1,772,735 km (0.109 R)
• M5: 2,567,099 km (0.116 R)
• M6: 3,462,293 km (0.115 R)
• M7: 4,069,361 km (0.095 R)
• M8: 4,689,145 km (0.098 R)
• M9: 5,350,368 km (0.111 R)
• M10: 6,004,709 km (0.043 R)
• M11: 7,060,571 km (0.054 R)
• M12: 7,526,867 km (0.088 R)
• M13: 10,339,008 km (0.094 R)
• M14: 11,925,942 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798

Radius: 8.4

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.34 AU - 2.54 AU

Year: 2585 Days

Day: 11.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 105.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,721,338 km

• M1: 104,419 km (0.054 R)
• M2: 575,802 km (0.111 R)
• M3: 969,993 km (0.115 R)
• M4: 1,757,625 km (0.063 R)
• M5: 3,382,557 km (0.103 R)
• M6: 4,569,018 km (0.097 R)
• M7: 6,764,666 km (0.106 R)
• M8: 7,118,764 km (0.061 R)
• M9: 7,485,279 km (0.087 R)
• M10: 8,189,735 km (0.103 R)
• M11: 9,364,528 km (0.093 R)
• M12: 13,329,170 km (0.118 R)
• M13: 14,800,765 km (0.101 R)
• M14: 16,536,100 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20

Radius: 8.2

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.76 AU - 2.82 AU

Year: 3161 Days

Day: 14.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,721,338 km

• M1: 102,026 km (0.111 R)
• M2: 406,308 km (0.085 R)
• M3: 741,706 km (0.107 R)
• M4: 1,364,632 km (0.047 R)
• M5: 1,678,937 km (0.083 R)
• M6: 2,557,824 km (0.094 R)
• M7: 3,266,918 km (0.12 R)
• M8: 3,608,450 km (0.117 R)
• M9: 3,876,679 km (0.052 R)
• M10: 4,216,117 km (0.062 R)
• M11: 5,253,428 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.4

Radius: 12.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.51 AU - 4.95 AU

Year: 5901 Days

Day: 11.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,721,338 km

• M1: 156,779 km (0.11 R)
• M2: 628,311 km (0.033 R)
• M3: 1,326,933 km (0.097 R)
• M4: 2,416,903 km (0.034 R)
• M5: 3,535,895 km (0.106 R)
• M6: 4,223,297 km (0.057 R)
• M7: 9,631,560 km (0.09 R)
• M8: 11,098,068 km (0.082 R)
• M9: 13,737,124 km (0.115 R)
• M10: 16,066,363 km (0.114 R)
• M11: 17,834,609 km (0.075 R)
• M12: 18,765,856 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.2

Radius: 13.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.51 AU - 5.35 AU

Year: 6324 Days

Day: 8.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,721,338 km

• M1: 162,912 km (0.09 R)
• M2: 788,231 km (0.079 R)
• M3: 1,392,906 km (0.061 R)
• M4: 1,872,517 km (0.096 R)
• M5: 2,515,339 km (0.112 R)
• M6: 2,948,424 km (0.078 R)
• M7: 3,382,707 km (0.088 R)
• M8: 4,022,537 km (0.091 R)
• M9: 4,480,007 km (0.093 R)
• M10: 5,275,719 km (0.085 R)
• M11: 10,174,899 km (0.107 R)
• M12: 11,892,881 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.6

Radius: 3.2

Gravity: 21.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.47 AU - 6.91 AU

Year: 10445 Days

Day: 20.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,721,338 km

• M1: 40,391 km (0.115 R)
• M2: 1,496,278 km (0.119 R)
• M3: 1,830,180 km (0.112 R)
• M4: 2,131,321 km (0.071 R)
• M5: 2,553,037 km (0.112 R)
• M6: 2,812,290 km (0.113 R)
• M7: 3,834,941 km (0.079 R)
• M8: 6,343,249 km (0.119 R)
• M9: 11,543,121 km (0.111 R)
• M10: 14,249,197 km (0.1 R)
• M11: 19,508,011 km (0.1 R)
• M12: 22,758,922 km (0.092 R)
• M13: 24,511,910 km (0.089 R)
• M14: 25,673,089 km (0.083 R)
• M15: 29,468,088 km (0.087 R)
• M16: 32,720,944 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 12,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit