🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.5

Radius: 12.1

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.81 AU - 1.15 AU

Year: 670 Days

Day: 5.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,005,661 km

• M1: 150,495 km (0.106 R)
• M2: 600,187 km (0.108 R)
• M3: 993,629 km (0.05 R)
• M4: 1,464,713 km (0.108 R)
• M5: 1,868,178 km (0.11 R)
• M6: 2,318,917 km (0.067 R)
• M7: 2,735,547 km (0.09 R)
• M8: 3,214,260 km (0.094 R)
• M9: 4,170,340 km (0.113 R)
• M10: 4,684,508 km (0.112 R)
• M11: 6,353,122 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725

Radius: 9

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.13 AU - 1.21 AU

Year: 874 Days

Day: 9.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,005,661 km

• M1: 114,442 km (0.106 R)
• M2: 472,430 km (0.081 R)
• M3: 995,574 km (0.108 R)
• M4: 2,154,808 km (0.06 R)
• M5: 2,499,930 km (0.09 R)
• M6: 2,970,715 km (0.113 R)
• M7: 3,275,296 km (0.063 R)
• M8: 3,571,799 km (0.079 R)
• M9: 4,042,284 km (0.117 R)
• M10: 4,622,574 km (0.096 R)
• M11: 7,298,431 km (0.059 R)
• M12: 7,757,398 km (0.118 R)
• M13: 8,107,905 km (0.067 R)
• M14: 9,278,958 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.7

Radius: 8.2

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.99 AU - 1.51 AU

Year: 965 Days

Day: 5 Hours

Environment

Temp: -190 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,005,661 km

• M1: 102,026 km (0.083 R)
• M2: 450,589 km (0.085 R)
• M3: 762,949 km (0.081 R)
• M4: 1,086,829 km (0.1 R)
• M5: 1,689,409 km (0.065 R)
• M6: 2,521,472 km (0.096 R)
• M7: 2,789,252 km (0.116 R)
• M8: 3,484,134 km (0.113 R)
• M9: 3,817,588 km (0.1 R)
• M10: 4,566,475 km (0.082 R)
• M11: 4,947,950 km (0.033 R)
• M12: 5,272,128 km (0.077 R)
• M13: 5,795,422 km (0.11 R)
• M14: 6,177,794 km (0.113 R)
• M15: 6,644,988 km (0.096 R)
• M16: 7,231,561 km (0.112 R)
• M17: 7,599,871 km (0.109 R)
• M18: 7,954,867 km (0.031 R)
• M19: 8,267,826 km (0.115 R)
• M20: 8,752,822 km (0.083 R)
• M21: 9,058,450 km (0.04 R)
• M22: 9,342,537 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 13.5

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.47 AU - 1.95 AU

Year: 1543 Days

Day: 7.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,005,661 km

• M1: 168,298 km (0.111 R)
• M2: 693,985 km (0.077 R)
• M3: 1,150,408 km (0.075 R)
• M4: 1,585,289 km (0.07 R)
• M5: 2,334,475 km (0.051 R)
• M6: 2,898,758 km (0.109 R)
• M7: 3,616,229 km (0.098 R)
• M8: 4,181,560 km (0.095 R)
• M9: 4,728,938 km (0.081 R)
• M10: 5,262,404 km (0.1 R)
• M11: 6,474,297 km (0.071 R)
• M12: 8,473,373 km (0.078 R)
• M13: 9,173,341 km (0.034 R)
• M14: 9,723,263 km (0.101 R)
• M15: 11,263,822 km (0.083 R)
• M16: 11,717,403 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.3

Radius: 3.6

Gravity: 23.09 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.51 AU - 8.87 AU

Year: 13308 Days

Day: 17.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,005,661 km

• M1: 44,730 km (0.032 R)
• M2: 211,681 km (0.073 R)
• M3: 434,731 km (0.068 R)
• M4: 939,175 km (0.111 R)
• M5: 2,011,493 km (0.114 R)
• M6: 2,381,598 km (0.075 R)
• M7: 3,008,563 km (0.037 R)
• M8: 5,122,381 km (0.091 R)
• M9: 7,723,738 km (0.064 R)
• M10: 8,143,210 km (0.078 R)
• M11: 9,492,882 km (0.1 R)
• M12: 11,300,922 km (0.057 R)
• M13: 16,866,711 km (0.098 R)
• M14: 21,310,217 km (0.101 R)
• M15: 21,719,217 km (0.1 R)
• M16: 24,106,500 km (0.107 R)
• M17: 27,618,011 km (0.034 R)
• M18: 29,596,293 km (0.085 R)
• M19: 30,723,513 km (0.047 R)
• M20: 31,035,873 km (0.067 R)
• M21: 31,879,157 km (0.085 R)
• M22: 35,863,247 km (0.077 R)
• M23: 39,182,076 km (0.112 R)
• M24: 43,480,172 km (0.111 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: 363 - 17,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit