🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.4

Radius: 11

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.44 AU - 1.46 AU

Year: 1164 Days

Day: 14.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,858,130 km

• M1: 136,882 km (0.073 R)
• M2: 561,142 km (0.078 R)
• M3: 990,039 km (0.118 R)
• M4: 1,621,940 km (0.111 R)
• M5: 1,967,960 km (0.088 R)
• M6: 2,352,127 km (0.043 R)
• M7: 2,760,380 km (0.069 R)
• M8: 3,657,369 km (0.06 R)
• M9: 4,070,109 km (0.041 R)
• M10: 5,332,715 km (0.12 R)
• M11: 5,734,386 km (0.118 R)
• M12: 6,270,694 km (0.12 R)
• M13: 7,626,649 km (0.07 R)
• M14: 8,643,017 km (0.055 R)
• M15: 9,747,199 km (0.106 R)
• M16: 10,252,989 km (0.045 R)
• M17: 11,282,671 km (0.116 R)
• M18: 11,734,457 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.4

Radius: 13.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.55 AU - 2.95 AU

Year: 3041 Days

Day: 13.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,858,130 km

• M1: 165,904 km (0.059 R)
• M2: 812,616 km (0.07 R)
• M3: 1,363,136 km (0.099 R)
• M4: 1,864,737 km (0.086 R)
• M5: 2,627,687 km (0.077 R)
• M6: 3,073,787 km (0.04 R)
• M7: 4,295,553 km (0.103 R)
• M8: 4,895,590 km (0.098 R)
• M9: 6,763,918 km (0.053 R)
• M10: 8,705,998 km (0.062 R)
• M11: 10,829,240 km (0.11 R)
• M12: 11,420,750 km (0.118 R)
• M13: 13,183,013 km (0.084 R)
• M14: 15,487,120 km (0.089 R)
• M15: 17,127,460 km (0.034 R)
• M16: 18,224,611 km (0.064 R)
• M17: 19,184,281 km (0.034 R)
• M18: 21,997,768 km (0.101 R)
• M19: 22,673,652 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.7

Radius: 12.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.92 AU - 3.32 AU

Year: 3675 Days

Day: 7.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,858,130 km

• M1: 157,975 km (0.055 R)
• M2: 598,691 km (0.105 R)
• M3: 1,024,147 km (0.071 R)
• M4: 1,434,943 km (0.101 R)
• M5: 2,215,395 km (0.04 R)
• M6: 3,451,223 km (0.118 R)
• M7: 4,062,629 km (0.093 R)
• M8: 4,877,489 km (0.079 R)
• M9: 5,431,300 km (0.052 R)
• M10: 5,924,674 km (0.11 R)
• M11: 6,367,334 km (0.114 R)
• M12: 6,776,335 km (0.111 R)
• M13: 11,731,465 km (0.059 R)
• M14: 13,336,351 km (0.082 R)
• M15: 13,872,360 km (0.117 R)
• M16: 14,515,781 km (0.075 R)
• M17: 17,343,480 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.4

Radius: 11.5

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.8 AU - 3.76 AU

Year: 3961 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,858,130 km

• M1: 143,913 km (0.118 R)
• M2: 547,977 km (0.118 R)
• M3: 1,004,998 km (0.047 R)
• M4: 1,448,407 km (0.06 R)
• M5: 2,779,528 km (0.111 R)
• M6: 3,146,941 km (0.105 R)
• M7: 4,353,747 km (0.069 R)
• M8: 4,801,044 km (0.093 R)
• M9: 5,197,030 km (0.086 R)
• M10: 5,643,580 km (0.109 R)
• M11: 7,139,259 km (0.114 R)
• M12: 9,200,568 km (0.03 R)
• M13: 9,689,304 km (0.114 R)
• M14: 10,542,461 km (0.083 R)
• M15: 12,545,726 km (0.117 R)
• M16: 13,820,749 km (0.056 R)
• M17: 14,192,799 km (0.04 R)
• M18: 15,921,552 km (0.084 R)
• M19: 17,786,738 km (0.029 R)
• M20: 23,717,546 km (0.102 R)
• M21: 24,560,230 km (0.115 R)
• M22: 25,028,322 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.5

Radius: 13.7

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.58 AU - 5.82 AU

Year: 6795 Days

Day: 14 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,858,130 km

• M1: 170,392 km (0.088 R)
• M2: 707,299 km (0.1 R)
• M3: 1,302,698 km (0.033 R)
• M4: 1,824,645 km (0.12 R)
• M5: 3,913,181 km (0.068 R)
• M6: 4,908,007 km (0.095 R)
• M7: 6,666,081 km (0.079 R)
• M8: 8,245,685 km (0.084 R)
• M9: 9,053,813 km (0.088 R)
• M10: 9,840,398 km (0.084 R)
• M11: 11,468,322 km (0.057 R)
• M12: 13,678,781 km (0.08 R)
• M13: 15,006,462 km (0.089 R)
• M14: 15,701,793 km (0.107 R)
• M15: 18,530,688 km (0.034 R)
• M16: 19,622,753 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 18,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit