🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.2

Radius: 13.5

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.62 AU - 0.68 AU

Year: 355 Days

Day: 8.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,071,100 km

• M1: 167,849 km (0.101 R)
• M2: 673,340 km (0.071 R)
• M3: 1,095,954 km (0.106 R)
• M4: 1,691,354 km (0.083 R)
• M5: 2,281,966 km (0.035 R)
• M6: 2,997,642 km (0.09 R)
• M7: 3,574,791 km (0.106 R)
• M8: 4,864,324 km (0.061 R)
• M9: 5,665,571 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.4

Radius: 11.6

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.77 AU - 0.89 AU

Year: 513 Days

Day: 11.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,071,100 km

• M1: 144,362 km (0.052 R)
• M2: 515,065 km (0.092 R)
• M3: 898,186 km (0.084 R)
• M4: 1,343,389 km (0.109 R)
• M5: 1,775,128 km (0.119 R)
• M6: 2,436,949 km (0.107 R)
• M7: 3,223,086 km (0.097 R)
• M8: 3,700,902 km (0.112 R)
• M9: 4,253,217 km (0.075 R)
• M10: 5,105,925 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.3

Radius: 8.3

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.75 AU - 2.79 AU

Year: 3127 Days

Day: 9.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,071,100 km

• M1: 103,223 km (0.105 R)
• M2: 363,373 km (0.108 R)
• M3: 677,080 km (0.094 R)
• M4: 1,307,635 km (0.102 R)
• M5: 1,864,737 km (0.101 R)
• M6: 2,556,029 km (0.079 R)
• M7: 2,815,731 km (0.12 R)
• M8: 3,129,139 km (0.1 R)
• M9: 3,643,007 km (0.09 R)
• M10: 4,212,078 km (0.082 R)
• M11: 5,061,345 km (0.111 R)
• M12: 5,964,018 km (0.077 R)
• M13: 6,784,712 km (0.113 R)
• M14: 10,014,081 km (0.117 R)
• M15: 10,499,527 km (0.061 R)
• M16: 10,958,044 km (0.055 R)
• M17: 12,785,980 km (0.076 R)
• M18: 13,117,190 km (0.107 R)
• M19: 14,756,633 km (0.103 R)
• M20: 15,332,286 km (0.082 R)
• M21: 16,251,265 km (0.118 R)
• M22: 19,914,917 km (0.054 R)
• M23: 20,360,270 km (0.075 R)
• M24: 22,756,828 km (0.106 R)
• M25: 23,034,183 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.6

Radius: 13.1

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.52 AU - 4 AU

Year: 4945 Days

Day: 14.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,071,100 km

• M1: 163,959 km (0.115 R)
• M2: 597,195 km (0.111 R)
• M3: 1,192,295 km (0.089 R)
• M4: 1,810,583 km (0.092 R)
• M5: 2,688,723 km (0.063 R)
• M6: 3,147,390 km (0.116 R)
• M7: 3,789,464 km (0.083 R)
• M8: 4,492,574 km (0.042 R)
• M9: 5,364,879 km (0.076 R)
• M10: 5,946,665 km (0.119 R)
• M11: 7,766,822 km (0.103 R)
• M12: 9,595,656 km (0.114 R)
• M13: 12,131,191 km (0.108 R)
• M14: 12,677,522 km (0.114 R)
• M15: 13,188,249 km (0.072 R)
• M16: 14,525,355 km (0.065 R)
• M17: 16,850,255 km (0.032 R)
• M18: 17,530,926 km (0.112 R)
• M19: 19,547,954 km (0.101 R)
• M20: 20,092,789 km (0.051 R)
• M21: 20,507,923 km (0.085 R)
• M22: 22,373,858 km (0.083 R)
• M23: 25,381,224 km (0.086 R)
• M24: 27,360,403 km (0.096 R)
• M25: 28,561,375 km (0.052 R)
• M26: 29,618,434 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.1

Radius: 7.8

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.19 AU - 6.45 AU

Year: 9523 Days

Day: 18.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 81.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,071,100 km

• M1: 97,239 km (0.102 R)
• M2: 370,704 km (0.092 R)
• M3: 1,636,302 km (0.069 R)
• M4: 1,980,377 km (0.097 R)
• M5: 3,203,938 km (0.084 R)
• M6: 7,335,681 km (0.112 R)
• M7: 7,913,877 km (0.111 R)
• M8: 10,825,201 km (0.078 R)
• M9: 18,579,158 km (0.036 R)
• M10: 20,614,886 km (0.084 R)
• M11: 20,993,368 km (0.099 R)
• M12: 36,030,797 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.2

Radius: 7.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.83 AU - 10.29 AU

Year: 21642 Days

Day: 19.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,071,100 km

• M1: 95,892 km (0.089 R)
• M2: 592,108 km (0.118 R)
• M3: 1,044,792 km (0.117 R)
• M4: 2,379,504 km (0.058 R)
• M5: 3,311,648 km (0.113 R)
• M6: 5,315,212 km (0.089 R)
• M7: 6,265,608 km (0.046 R)
• M8: 7,235,899 km (0.107 R)
• M9: 8,158,170 km (0.068 R)
• M10: 9,208,497 km (0.093 R)
• M11: 10,290,090 km (0.075 R)
• M12: 11,636,022 km (0.077 R)
• M13: 14,673,008 km (0.072 R)
• M14: 17,873,654 km (0.116 R)
• M15: 18,448,858 km (0.08 R)
• M16: 22,350,819 km (0.061 R)
• M17: 23,114,816 km (0.119 R)
• M18: 29,866,018 km (0.049 R)
• M19: 31,263,113 km (0.083 R)
• M20: 32,218,445 km (0.109 R)
• M21: 35,715,145 km (0.096 R)
• M22: 41,995,713 km (0.118 R)
• M23: 49,615,181 km (0.086 R)
• M24: 53,241,134 km (0.119 R)
• M25: 58,825,024 km (0.036 R)
• M26: 60,831,132 km (0.081 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 15,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit