🌌 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: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.4

Radius: 11

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.76 AU - 0.9 AU

Year: 522 Days

Day: 9.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,863,739 km

• M1: 136,732 km (0.111 R)
• M2: 508,633 km (0.057 R)
• M3: 1,034,020 km (0.064 R)
• M4: 1,412,653 km (0.073 R)
• M5: 1,775,577 km (0.106 R)
• M6: 2,355,568 km (0.112 R)
• M7: 3,546,068 km (0.063 R)
• M8: 3,920,511 km (0.058 R)
• M9: 4,821,539 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.1

Radius: 13.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.88 AU - 1.14 AU

Year: 701 Days

Day: 5 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,863,739 km

• M1: 170,691 km (0.051 R)
• M2: 644,168 km (0.111 R)
• M3: 1,142,629 km (0.106 R)
• M4: 1,633,160 km (0.114 R)
• M5: 2,075,820 km (0.042 R)
• M6: 2,641,450 km (0.087 R)
• M7: 3,272,453 km (0.12 R)
• M8: 3,919,464 km (0.101 R)
• M9: 4,347,913 km (0.101 R)
• M10: 5,165,465 km (0.081 R)
• M11: 6,348,335 km (0.111 R)
• M12: 6,820,915 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.9

Radius: 11.1

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.57 AU - 1.77 AU

Year: 1490 Days

Day: 14.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,863,739 km

• M1: 138,079 km (0.031 R)
• M2: 606,919 km (0.117 R)
• M3: 1,058,854 km (0.109 R)
• M4: 1,735,036 km (0.1 R)
• M5: 2,264,762 km (0.086 R)
• M6: 3,044,017 km (0.058 R)
• M7: 3,923,354 km (0.109 R)
• M8: 4,394,587 km (0.113 R)
• M9: 4,762,598 km (0.067 R)
• M10: 5,321,047 km (0.102 R)
• M11: 5,969,105 km (0.079 R)
• M12: 6,619,107 km (0.119 R)
• M13: 7,396,119 km (0.093 R)
• M14: 9,636,796 km (0.079 R)
• M15: 10,669,171 km (0.106 R)
• M16: 12,564,276 km (0.032 R)
• M17: 13,713,637 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.5

Radius: 11.3

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.24 AU - 2.32 AU

Year: 2376 Days

Day: 11 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,863,739 km

• M1: 140,772 km (0.041 R)
• M2: 565,181 km (0.044 R)
• M3: 964,607 km (0.057 R)
• M4: 2,528,354 km (0.114 R)
• M5: 2,946,180 km (0.117 R)
• M6: 4,313,355 km (0.076 R)
• M7: 5,246,846 km (0.106 R)
• M8: 5,984,812 km (0.04 R)
• M9: 6,646,933 km (0.089 R)
• M10: 7,922,554 km (0.118 R)
• M11: 8,382,118 km (0.106 R)
• M12: 9,391,006 km (0.034 R)
• M13: 10,019,018 km (0.102 R)
• M14: 11,114,224 km (0.082 R)
• M15: 12,115,034 km (0.06 R)
• M16: 13,403,221 km (0.078 R)
• M17: 14,056,964 km (0.074 R)
• M18: 15,027,555 km (0.116 R)
• M19: 18,207,856 km (0.087 R)
• M20: 18,778,422 km (0.093 R)
• M21: 20,075,436 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.6

Radius: 8.3

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.93 AU - 5.81 AU

Year: 7418 Days

Day: 14.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,863,739 km

• M1: 136,583 km (0.101 R)
• M2: 867,219 km (0.104 R)
• M3: 1,340,696 km (0.077 R)
• M4: 2,636,064 km (0.083 R)
• M5: 3,346,654 km (0.084 R)
• M6: 3,701,051 km (0.103 R)
• M7: 4,407,303 km (0.078 R)
• M8: 6,053,627 km (0.03 R)
• M9: 6,313,629 km (0.067 R)
• M10: 8,754,168 km (0.065 R)
• M11: 9,087,472 km (0.108 R)
• M12: 13,831,370 km (0.105 R)
• M13: 15,458,546 km (0.112 R)
• M14: 18,950,011 km (0.046 R)
• M15: 21,852,210 km (0.08 R)
• M16: 25,965,702 km (0.063 R)
• M17: 26,567,684 km (0.094 R)
• M18: 28,520,684 km (0.099 R)
• M19: 33,010,117 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 9.4

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.27 AU - 5.65 AU

Year: 7625 Days

Day: 14.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,863,739 km

• M1: 116,836 km (0.087 R)
• M2: 441,314 km (0.072 R)
• M3: 800,498 km (0.119 R)
• M4: 1,151,006 km (0.051 R)
• M5: 1,458,430 km (0.05 R)
• M6: 1,976,487 km (0.118 R)
• M7: 2,461,035 km (0.109 R)
• M8: 3,428,035 km (0.079 R)
• M9: 4,050,362 km (0.086 R)
• M10: 7,555,291 km (0.091 R)
• M11: 8,433,580 km (0.072 R)
• M12: 9,055,907 km (0.066 R)
• M13: 9,900,836 km (0.096 R)
• M14: 11,965,286 km (0.117 R)
• M15: 12,466,589 km (0.096 R)
• M16: 13,451,841 km (0.059 R)
• M17: 14,993,746 km (0.08 R)
• M18: 16,581,727 km (0.1 R)
• M19: 21,278,801 km (0.077 R)
• M20: 22,431,453 km (0.067 R)
• M21: 25,677,128 km (0.052 R)
• M22: 28,726,082 km (0.104 R)
• M23: 29,625,315 km (0.034 R)
• M24: 32,542,773 km (0.089 R)
• M25: 33,519,946 km (0.109 R)
• M26: 35,760,922 km (0.076 R)
• M27: 36,220,936 km (0.031 R)
• M28: 37,742,944 km (0.045 R)
• M29: 40,290,895 km (0.069 R)
• M30: 43,732,694 km (0.117 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: 223 - 13,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit