🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 11.3

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.24 AU - 1.84 AU

Year: 1234 Days

Day: 6.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,735,887 km

• M1: 140,472 km (0.057 R)
• M2: 509,680 km (0.029 R)
• M3: 980,913 km (0.047 R)
• M4: 1,615,358 km (0.118 R)
• M5: 2,175,751 km (0.079 R)
• M6: 2,544,959 km (0.114 R)
• M7: 3,610,395 km (0.077 R)
• M8: 4,115,437 km (0.066 R)
• M9: 5,390,011 km (0.106 R)
• M10: 5,832,522 km (0.097 R)
• M11: 6,600,557 km (0.112 R)
• M12: 7,771,759 km (0.117 R)
• M13: 8,255,259 km (0.034 R)
• M14: 10,587,041 km (0.09 R)
• M15: 11,487,620 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.6

Radius: 14.7

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.52 AU - 1.7 AU

Year: 1319 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,735,887 km

• M1: 182,809 km (0.101 R)
• M2: 768,783 km (0.071 R)
• M3: 1,235,978 km (0.11 R)
• M4: 1,931,907 km (0.116 R)
• M5: 2,612,278 km (0.05 R)
• M6: 3,419,508 km (0.079 R)
• M7: 4,194,724 km (0.117 R)
• M8: 4,661,918 km (0.068 R)
• M9: 5,244,602 km (0.094 R)
• M10: 6,301,511 km (0.084 R)
• M11: 7,040,674 km (0.054 R)
• M12: 7,547,961 km (0.064 R)
• M13: 9,218,071 km (0.095 R)
• M14: 10,077,062 km (0.079 R)
• M15: 11,361,809 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 12.4

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.03 AU - 3.69 AU

Year: 3977 Days

Day: 6.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,735,887 km

• M1: 154,235 km (0.12 R)
• M2: 896,690 km (0.087 R)
• M3: 1,365,679 km (0.116 R)
• M4: 1,764,208 km (0.117 R)
• M5: 2,212,253 km (0.093 R)
• M6: 2,857,918 km (0.117 R)
• M7: 4,289,569 km (0.106 R)
• M8: 5,244,453 km (0.117 R)
• M9: 6,521,420 km (0.083 R)
• M10: 9,279,406 km (0.102 R)
• M11: 12,786,130 km (0.094 R)
• M12: 15,469,766 km (0.079 R)
• M13: 18,635,556 km (0.065 R)
• M14: 19,343,005 km (0.093 R)
• M15: 20,336,484 km (0.105 R)
• M16: 21,996,422 km (0.111 R)
• M17: 23,744,922 km (0.088 R)
• M18: 24,423,947 km (0.053 R)
• M19: 25,741,904 km (0.118 R)
• M20: 26,619,595 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709

Radius: 9.2

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.06 AU - 6.32 AU

Year: 8764 Days

Day: 9.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,735,887 km

• M1: 115,340 km (0.104 R)
• M2: 681,867 km (0.117 R)
• M3: 1,055,712 km (0.076 R)
• M4: 1,459,477 km (0.1 R)
• M5: 1,870,572 km (0.053 R)
• M6: 2,681,392 km (0.059 R)
• M7: 3,887,001 km (0.111 R)
• M8: 4,741,953 km (0.118 R)
• M9: 5,166,961 km (0.031 R)
• M10: 7,283,771 km (0.054 R)
• M11: 9,776,670 km (0.069 R)
• M12: 10,926,928 km (0.099 R)
• M13: 11,669,980 km (0.09 R)
• M14: 15,435,807 km (0.114 R)
• M15: 16,100,022 km (0.101 R)
• M16: 17,988,396 km (0.095 R)
• M17: 18,353,564 km (0.068 R)
• M18: 19,709,669 km (0.114 R)
• M19: 23,476,992 km (0.115 R)
• M20: 24,982,844 km (0.088 R)
• M21: 26,552,126 km (0.057 R)
• M22: 29,682,462 km (0.111 R)
• M23: 30,605,181 km (0.11 R)
• M24: 32,508,216 km (0.09 R)
• M25: 36,665,092 km (0.113 R)
• M26: 40,161,044 km (0.081 R)
• M27: 40,911,128 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.7

Radius: 5.5

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.37 AU - 9.55 AU

Year: 18787 Days

Day: 17.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,735,887 km

• M1: 68,516 km (0.064 R)
• M2: 958,922 km (0.039 R)
• M3: 1,147,715 km (0.046 R)
• M4: 1,669,662 km (0.081 R)
• M5: 3,084,110 km (0.096 R)
• M6: 3,710,925 km (0.06 R)
• M7: 8,002,888 km (0.049 R)
• M8: 8,576,296 km (0.055 R)
• M9: 13,493,130 km (0.103 R)
• M10: 18,081,446 km (0.045 R)
• M11: 19,209,863 km (0.034 R)
• M12: 20,534,552 km (0.103 R)
• M13: 21,219,261 km (0.083 R)
• M14: 21,684,062 km (0.094 R)
• M15: 21,997,768 km (0.044 R)
• M16: 25,476,069 km (0.065 R)
• M17: 26,266,394 km (0.11 R)
• M18: 30,268,885 km (0.102 R)
• M19: 33,394,134 km (0.032 R)
• M20: 33,812,560 km (0.117 R)
• M21: 37,061,975 km (0.063 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 17,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit