🌌 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: 983.2

Radius: 12.6

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.72 AU - 0.76 AU

Year: 432 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,358,352 km

• M1: 157,078 km (0.08 R)
• M2: 566,378 km (0.11 R)
• M3: 1,049,429 km (0.114 R)
• M4: 1,484,460 km (0.043 R)
• M5: 1,932,954 km (0.117 R)
• M6: 2,571,887 km (0.103 R)
• M7: 2,997,792 km (0.101 R)
• M8: 3,872,042 km (0.111 R)
• M9: 4,465,048 km (0.063 R)
• M10: 4,925,211 km (0.039 R)
• M11: 5,959,530 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.3

Radius: 15

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.72 AU - 0.92 AU

Year: 504 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 92,358,352 km

• M1: 186,698 km (0.09 R)
• M2: 692,339 km (0.048 R)
• M3: 1,424,770 km (0.071 R)
• M4: 1,997,132 km (0.095 R)
• M5: 2,820,668 km (0.058 R)

Asteroid Belt

Center: 1.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.6

Radius: 10.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.19 AU - 1.87 AU

Year: 1284 Days

Day: 6.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 92,358,352 km

• M1: 133,142 km (0.064 R)
• M2: 610,060 km (0.118 R)
• M3: 1,270,684 km (0.103 R)
• M4: 2,033,783 km (0.115 R)
• M5: 2,842,509 km (0.058 R)
• M6: 3,443,593 km (0.092 R)
• M7: 5,145,868 km (0.066 R)
• M8: 7,877,076 km (0.117 R)
• M9: 8,673,984 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.6

Radius: 9

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.51 AU - 1.75 AU

Year: 1411 Days

Day: 7.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,358,352 km

• M1: 112,049 km (0.09 R)
• M2: 412,890 km (0.031 R)
• M3: 721,810 km (0.041 R)
• M4: 1,006,644 km (0.069 R)
• M5: 1,476,531 km (0.053 R)
• M6: 1,877,004 km (0.051 R)
• M7: 2,349,285 km (0.059 R)
• M8: 2,684,983 km (0.099 R)
• M9: 3,773,307 km (0.066 R)
• M10: 4,679,122 km (0.11 R)
• M11: 5,422,175 km (0.115 R)
• M12: 6,126,332 km (0.096 R)
• M13: 6,791,444 km (0.105 R)
• M14: 7,243,828 km (0.103 R)
• M15: 8,321,382 km (0.115 R)
• M16: 8,722,753 km (0.092 R)
• M17: 9,471,490 km (0.099 R)
• M18: 9,972,792 km (0.065 R)
• M19: 11,234,501 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.8

Radius: 9.6

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.49 AU - 1.93 AU

Year: 1517 Days

Day: 8.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,358,352 km

• M1: 119,379 km (0.099 R)
• M2: 432,188 km (0.104 R)
• M3: 738,565 km (0.076 R)
• M4: 1,099,993 km (0.114 R)
• M5: 1,468,602 km (0.077 R)
• M6: 2,054,876 km (0.08 R)
• M7: 2,500,977 km (0.049 R)
• M8: 2,847,895 km (0.103 R)
• M9: 3,226,976 km (0.094 R)
• M10: 3,588,404 km (0.094 R)
• M11: 4,106,162 km (0.115 R)
• M12: 5,867,228 km (0.092 R)
• M13: 6,484,320 km (0.101 R)
• M14: 6,928,177 km (0.08 R)
• M15: 7,818,882 km (0.081 R)
• M16: 9,360,788 km (0.116 R)
• M17: 9,826,635 km (0.107 R)
• M18: 12,117,278 km (0.115 R)
• M19: 12,511,020 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.6

Radius: 11.6

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.07 AU - 2.07 AU

Year: 2020 Days

Day: 13.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,358,352 km

• M1: 144,212 km (0.106 R)
• M2: 569,669 km (0.097 R)
• M3: 1,871,769 km (0.077 R)
• M4: 2,649,977 km (0.112 R)
• M5: 4,399,524 km (0.064 R)
• M6: 5,118,790 km (0.06 R)
• M7: 6,010,992 km (0.109 R)
• M8: 9,280,753 km (0.116 R)
• M9: 9,708,902 km (0.12 R)
• M10: 11,517,989 km (0.116 R)
• M11: 12,761,895 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405

Radius: 14.7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.87 AU - 2.85 AU

Year: 2459 Days

Day: 7.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,358,352 km

• M1: 183,856 km (0.118 R)
• M2: 684,709 km (0.059 R)
• M3: 1,174,194 km (0.109 R)
• M4: 2,018,973 km (0.062 R)
• M5: 2,532,842 km (0.075 R)
• M6: 2,997,792 km (0.117 R)
• M7: 3,760,442 km (0.088 R)
• M8: 4,449,340 km (0.111 R)
• M9: 5,399,735 km (0.104 R)
• M10: 6,662,491 km (0.066 R)
• M11: 7,761,736 km (0.061 R)
• M12: 9,599,695 km (0.106 R)
• M13: 10,075,566 km (0.119 R)
• M14: 11,260,082 km (0.093 R)
• M15: 13,354,303 km (0.089 R)
• M16: 13,991,440 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 8.2

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.71 AU - 2.75 AU

Year: 3059 Days

Day: 14.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,358,352 km

• M1: 102,026 km (0.09 R)
• M2: 435,180 km (0.104 R)
• M3: 748,139 km (0.092 R)
• M4: 1,633,758 km (0.078 R)
• M5: 2,058,018 km (0.076 R)
• M6: 2,451,760 km (0.114 R)
• M7: 2,895,018 km (0.05 R)
• M8: 3,445,239 km (0.116 R)
• M9: 4,002,491 km (0.106 R)
• M10: 4,485,991 km (0.102 R)
• M11: 5,055,211 km (0.056 R)
• M12: 5,595,110 km (0.076 R)
• M13: 6,038,219 km (0.117 R)
• M14: 6,337,265 km (0.09 R)
• M15: 6,906,335 km (0.078 R)
• M16: 7,203,437 km (0.115 R)
• M17: 8,681,763 km (0.088 R)
• M18: 9,240,361 km (0.113 R)
• M19: 11,509,163 km (0.117 R)
• M20: 12,972,978 km (0.096 R)
• M21: 14,702,479 km (0.109 R)
• M22: 15,345,151 km (0.11 R)
• M23: 15,749,813 km (0.057 R)
• M24: 16,370,046 km (0.06 R)
• M25: 16,952,880 km (0.073 R)
• M26: 17,992,136 km (0.109 R)
• M27: 18,727,260 km (0.116 R)
• M28: 19,423,488 km (0.076 R)
• M29: 19,718,645 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.4

Radius: 6.5

Gravity: 20.7 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.65 AU - 10.93 AU

Year: 17676 Days

Day: 20.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,358,352 km

• M1: 271,819 km (0.094 R)
• M2: 688,300 km (0.12 R)
• M3: 911,649 km (0.073 R)
• M4: 1,493,884 km (0.047 R)
• M5: 2,050,089 km (0.079 R)
• M6: 2,834,431 km (0.053 R)
• M7: 3,895,977 km (0.111 R)
• M8: 5,547,239 km (0.102 R)
• M9: 9,976,682 km (0.103 R)
• M10: 12,103,964 km (0.086 R)
• M11: 13,061,839 km (0.079 R)
• M12: 13,922,176 km (0.114 R)
• M13: 17,657,336 km (0.054 R)
• M14: 22,918,543 km (0.068 R)
• M15: 24,486,927 km (0.112 R)
• M16: 25,133,938 km (0.099 R)
• M17: 34,075,553 km (0.12 R)
• M18: 35,153,256 km (0.114 R)
• M19: 43,341,346 km (0.057 R)
• M20: 47,707,359 km (0.112 R)
• M21: 60,568,438 km (0.074 R)
• M22: 71,766,886 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.6

Radius: 7.6

Gravity: 14.64 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.18 AU - 12.42 AU

Year: 24073 Days

Day: 18.9 Hours

Environment

Temp: -243 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,358,352 km

• M1: 94,845 km (0.119 R)
• M2: 337,044 km (0.081 R)
• M3: 623,674 km (0.116 R)
• M4: 1,037,312 km (0.075 R)
• M5: 1,642,435 km (0.064 R)
• M6: 2,013,288 km (0.067 R)
• M7: 2,487,364 km (0.069 R)
• M8: 2,816,629 km (0.053 R)
• M9: 3,688,934 km (0.1 R)
• M10: 5,737,677 km (0.109 R)
• M11: 6,453,503 km (0.063 R)
• M12: 8,115,834 km (0.118 R)
• M13: 8,785,434 km (0.118 R)
• M14: 9,734,932 km (0.044 R)
• M15: 11,906,495 km (0.062 R)
• M16: 12,844,324 km (0.033 R)
• M17: 14,143,880 km (0.098 R)
• M18: 15,867,397 km (0.066 R)
• M19: 16,912,787 km (0.097 R)
• M20: 27,350,081 km (0.111 R)
• M21: 30,010,380 km (0.076 R)
• M22: 30,801,005 km (0.04 R)
• M23: 36,282,570 km (0.068 R)
• M24: 42,545,036 km (0.1 R)
• M25: 46,628,609 km (0.104 R)
• M26: 65,357,215 km (0.108 R)
• M27: 68,709,105 km (0.069 R)
• M28: 80,202,710 km (0.101 R)
• M29: 81,214,590 km (0.064 R)
• M30: 83,522,286 km (0.108 R)
• M31: 85,347,231 km (0.089 R)
• M32: 88,268,428 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 14,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit