🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.6

Radius: 14.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.15 AU - 1.65 AU

Year: 1087 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,461,258 km

• M1: 185,352 km (0.106 R)
• M2: 651,050 km (0.089 R)
• M3: 1,227,750 km (0.111 R)
• M4: 1,878,800 km (0.055 R)
• M5: 2,558,872 km (0.069 R)
• M6: 3,114,478 km (0.112 R)
• M7: 3,830,304 km (0.081 R)
• M8: 4,896,787 km (0.09 R)
• M9: 5,489,943 km (0.066 R)
• M10: 6,265,009 km (0.055 R)
• M11: 8,196,019 km (0.105 R)
• M12: 8,834,801 km (0.087 R)
• M13: 9,298,555 km (0.118 R)
• M14: 10,497,881 km (0.045 R)
• M15: 11,118,413 km (0.062 R)
• M16: 11,591,142 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 11.6

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.9 AU - 3.11 AU

Year: 2593 Days

Day: 7.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,461,258 km

• M1: 144,362 km (0.097 R)
• M2: 521,498 km (0.113 R)
• M3: 908,657 km (0.099 R)
• M4: 1,538,614 km (0.112 R)
• M5: 2,100,055 km (0.102 R)
• M6: 2,608,089 km (0.058 R)
• M7: 3,232,361 km (0.036 R)
• M8: 4,642,620 km (0.049 R)
• M9: 5,016,017 km (0.11 R)
• M10: 5,718,229 km (0.076 R)
• M11: 6,259,025 km (0.085 R)
• M12: 7,012,849 km (0.107 R)
• M13: 9,943,022 km (0.103 R)
• M14: 12,820,388 km (0.082 R)
• M15: 13,748,643 km (0.035 R)
• M16: 15,428,776 km (0.062 R)
• M17: 17,688,452 km (0.039 R)
• M18: 19,794,042 km (0.102 R)
• M19: 21,096,591 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.1

Radius: 11.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.71 AU - 3.61 AU

Year: 3685 Days

Day: 7.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,461,258 km

• M1: 171,589 km (0.087 R)
• M2: 645,216 km (0.091 R)
• M3: 1,101,938 km (0.119 R)
• M4: 1,477,129 km (0.09 R)
• M5: 1,855,762 km (0.118 R)
• M6: 6,411,615 km (0.058 R)
• M7: 8,949,992 km (0.075 R)
• M8: 10,268,996 km (0.071 R)
• M9: 12,704,749 km (0.081 R)
• M10: 17,126,712 km (0.1 R)
• M11: 19,268,355 km (0.053 R)
• M12: 20,403,654 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.8

Radius: 3.6

Gravity: 75.6 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.58 AU - 10.86 AU

Year: 18366 Days

Day: 22.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,461,258 km

• M1: 44,730 km (0.065 R)
• M2: 174,431 km (0.094 R)
• M3: 307,124 km (0.106 R)
• M4: 421,716 km (0.068 R)
• M5: 540,796 km (0.047 R)
• M6: 860,487 km (0.058 R)
• M7: 1,691,802 km (0.09 R)
• M8: 2,080,906 km (0.116 R)
• M9: 2,319,066 km (0.035 R)
• M10: 4,773,070 km (0.102 R)
• M11: 5,462,117 km (0.072 R)
• M12: 7,520,135 km (0.099 R)
• M13: 8,502,993 km (0.091 R)
• M14: 8,720,209 km (0.107 R)
• M15: 9,510,236 km (0.102 R)
• M16: 10,532,139 km (0.07 R)
• M17: 11,426,884 km (0.092 R)
• M18: 12,028,118 km (0.099 R)
• M19: 12,720,606 km (0.088 R)
• M20: 13,808,631 km (0.077 R)
• M21: 14,800,615 km (0.103 R)
• M22: 15,115,070 km (0.092 R)
• M23: 19,337,170 km (0.096 R)
• M24: 20,285,920 km (0.066 R)
• M25: 22,275,422 km (0.099 R)
• M26: 26,177,533 km (0.118 R)
• M27: 27,102,497 km (0.056 R)
• M28: 27,691,463 km (0.065 R)
• M29: 30,258,862 km (0.115 R)
• M30: 39,352,767 km (0.051 R)
• M31: 42,272,768 km (0.082 R)
• M32: 59,451,091 km (0.082 R)
• M33: 61,651,078 km (0.055 R)
• M34: 69,448,568 km (0.081 R)
• M35: 71,216,814 km (0.057 R)
• M36: 76,233,579 km (0.058 R)
• M37: 79,785,780 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.7

Radius: 6.7

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.96 AU - 10.76 AU

Year: 18786 Days

Day: 19.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,461,258 km

• M1: 93,947 km (0.12 R)
• M2: 314,604 km (0.113 R)
• M3: 560,094 km (0.075 R)
• M4: 2,124,739 km (0.114 R)
• M5: 3,605,757 km (0.082 R)
• M6: 4,091,651 km (0.085 R)
• M7: 12,472,573 km (0.034 R)
• M8: 13,706,606 km (0.113 R)
• M9: 14,884,839 km (0.087 R)
• M10: 18,510,193 km (0.093 R)
• M11: 19,947,380 km (0.063 R)
• M12: 21,371,851 km (0.085 R)
• M13: 50,190,086 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937

Radius: 6.1

Gravity: 25.18 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.49 AU - 10.49 AU

Year: 20714 Days

Day: 21.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,461,258 km

• M1: 84,822 km (0.115 R)
• M2: 367,412 km (0.112 R)
• M3: 596,596 km (0.083 R)
• M4: 842,086 km (0.118 R)
• M5: 1,033,871 km (0.061 R)
• M6: 1,665,323 km (0.103 R)
• M7: 4,039,442 km (0.104 R)
• M8: 4,345,968 km (0.08 R)
• M9: 7,586,108 km (0.092 R)
• M10: 8,159,517 km (0.114 R)
• M11: 8,375,087 km (0.097 R)
• M12: 8,873,996 km (0.096 R)
• M13: 9,689,155 km (0.041 R)
• M14: 10,553,382 km (0.111 R)
• M15: 15,004,068 km (0.091 R)
• M16: 15,905,994 km (0.114 R)
• M17: 17,370,407 km (0.076 R)
• M18: 17,727,497 km (0.115 R)
• M19: 18,272,482 km (0.11 R)
• M20: 20,564,471 km (0.079 R)
• M21: 21,882,578 km (0.116 R)
• M22: 24,574,143 km (0.067 R)
• M23: 30,733,536 km (0.101 R)
• M24: 32,453,612 km (0.078 R)
• M25: 38,902,178 km (0.103 R)
• M26: 40,131,424 km (0.037 R)
• M27: 42,344,575 km (0.114 R)
• M28: 46,496,664 km (0.092 R)
• M29: 47,012,328 km (0.105 R)
• M30: 49,469,921 km (0.092 R)
• M31: 53,314,736 km (0.077 R)
• M32: 62,423,152 km (0.071 R)
• M33: 66,469,476 km (0.093 R)
• M34: 76,265,593 km (0.094 R)
• M35: 78,917,514 km (0.107 R)
• M36: 79,651,292 km (0.049 R)
• M37: 81,879,851 km (0.058 R)
• M38: 85,686,070 km (0.105 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 11,925 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit